| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| STATEMENT TO NOTEHOLDERS |
| October 19, 2026 |
| TRANSACTION PARTIES | ||
| Depositor: | Citigroup Commercial Mortgage Securities Inc. | |
| Master Servicer / Special Servicer: | Midland Loan Services, a Division of PNC Bank N.A. | |
| Asset Representations Reviewer / | ||
| Park Bridge Lender Services LLC | ||
| Operating Advisor: | ||
| Trustee: | Wilmington Trust, National Association | |
| Certificate Administrator: | Citibank, N.A. | |
| Special Servicers: | K-Star Asset Management LLC | |
| Dragana Boskovic | Citibank, Agency and Trust | |
| (212) 816-0735 | 388 Greenwich Street Trading, 4th Floor | |
| dragana.boskovic@citi.com | New York, NY 10013 | |
| TABLE OF CONTENTS | ||
| 1. | Distribution Summary | 2 |
| 1.1. | Summary | 2 |
| 1.2. | Factors | 3 |
| 2. | Distribution Detail | 4 |
| 2.1. | Interest Detail | 4 |
| 2.2. | Interest Shortfall Detail | 5 |
| 2.3. | Principal Detail | 6 |
| 3. | Reconciliation Detail | 7 |
| 4. | Other Information | 8 |
| 5. | Stratification Detail | 9 |
| 6. | Mortgage Loan Detail | 14 |
| 7. | NOI Detail | 16 |
| 8. | Delinquency Loan Detail | 18 |
| 9. | Collateral Performance Delinquency and Loan Status Detail | 19 |
| 10. | Appraisal Reduction Detail | 20 |
| 11. | Historical Appraisal Reduction Detail | 21 |
| 12. | Loan Modification Detail | 22 |
| 13. | Historical Loan Modification Detail | 23 |
| 14. | Specially Serviced Loan Detail | 24 |
| 15. | Historical Specially Serviced Loan Detail | 25 |
| 16. | Unscheduled Principal Detail | 28 |
| 17. | Historical Unscheduled Principal Detail | 29 |
| 18. | Liquidated Loan Detail | 30 |
| 19. | Historical Liquidated Loan Detail | 31 |
| 20. | CREFC Investor Reporting Package Legends | 32 |
| 21. | Notes | 33 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 1 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| DISTRIBUTION SUMMARY |
| October 19, 2026 |
| Accretion | |||||||||||
| & | |||||||||||
| Non-Cash | |||||||||||
| Accrual | Other | Balance | |||||||||
| Original | Prior | Pass-Through | Day | Interest | (As Interest) | Principal | Total | Realized Loss | Increase/ | Current | |
| Class | Balance | Balance | Rate | Count | Distributed | Distributed | Distributed | Distributed | /(Recovery) | (Decrease) | Balance |
| A-1 | 18,655,000.00 | - | 0.725000% | 30/360 | - | - | - | - | - | - | - |
| A-2 | 37,990,000.00 | 13,134,129.96 | 2.020000% | 30/360 | 22,109.12 | - | 21,615.91 | 43,725.03 | - | - | 13,112,514.05 |
| A-3 | 83,071,000.00 | 83,071,000.00 | 1.792000% | 30/360 | 124,052.69 | - | - | 124,052.69 | - | - | 83,071,000.00 |
| A-4 | 175,000,000.00 | 175,000,000.00 | 2.103000% | 30/360 | 306,687.50 | - | - | 306,687.50 | - | - | 175,000,000.00 |
| A-5 | 396,379,000.00 | 396,379,000.00 | 2.390000% | 30/360 | 789,454.84 | - | - | 789,454.84 | - | - | 396,379,000.00 |
| A-AB | 26,294,000.00 | 25,032,507.16 | 2.163000% | 30/360 | 45,121.09 | - | 443,053.22 | 488,174.31 | - | - | 24,589,453.94 |
| A-S | 71,105,000.00 | 71,105,000.00 | 2.512000% | 30/360 | 148,846.47 | - | - | 148,846.47 | - | - | 71,105,000.00 |
| B | 42,136,000.00 | 42,136,000.00 | 2.355000% | 30/360 | 82,691.90 | - | - | 82,691.90 | - | - | 42,136,000.00 |
| C | 48,721,000.00 | 48,721,000.00 | 2.703000% | 30/360 | 109,744.05 | - | - | 109,744.05 | - | - | 48,721,000.00 |
| COMB_VRR | 40,500,000.00 | 38,778,661.13 | 0.000000% | 30/360 | 106,779.96 | - | 17,864.88 | 124,644.84 | - | - | 38,760,796.25 |
| D | 35,553,000.00 | 35,553,000.00 | 2.000000% | 30/360 | 59,255.00 | - | - | 59,255.00 | - | - | 35,553,000.00 |
| E | 28,968,000.00 | 28,968,000.00 | 2.000000% | 30/360 | 48,280.00 | - | - | 48,280.00 | - | - | 28,968,000.00 |
| F | 15,802,000.00 | 15,802,000.00 | 2.250000% | 30/360 | 29,628.75 | - | - | 29,628.75 | - | - | 15,802,000.00 |
| G | 14,484,000.00 | 14,484,000.00 | 2.250000% | 30/360 | 27,157.50 | - | - | 27,157.50 | - | - | 14,484,000.00 |
| J-RR | 11,851,000.00 | 11,851,000.00 | 3.483237% | 30/360 | 21,588.58 | - | - | 21,588.58 | - | - | 11,851,000.00 |
| K-RR | 47,403,985.00 | 47,403,985.00 | 3.483237% | 30/360 | - | - | - | - | - | - | 47,403,985.00 |
| R | - | - | 0.000000% | 30/360 | - | - | - | - | - | - | - |
| S | - | - | 0.000000% | 30/360 | - | - | - | - | - | - | - |
| Total | 1,093,912,985 | 1,047,419,283 | 1,921,397.45 | - | 482,534.01 | 2,403,931.46 | - | - | 1,046,936,749 | ||
| Notional | |||||||||||
| X-A | 808,494,000.00 | 763,721,637.12 | 1.226490% | 30/360 | 780,581.04 | - | - | 780,581.04 | - | (464,669.13) | 763,256,967.99 |
| X-B | 90,857,000.00 | 90,857,000.00 | 0.941626% | 30/360 | 71,294.41 | - | - | 71,294.41 | - | - | 90,857,000.00 |
| X-D | 64,521,000.00 | 64,521,000.00 | 1.483237% | 30/360 | 79,749.94 | - | - | 79,749.94 | - | - | 64,521,000.00 |
| X-F | 15,802,000.00 | 15,802,000.00 | 1.233237% | 30/360 | 16,239.67 | - | - | 16,239.67 | - | - | 15,802,000.00 |
| X-G | 14,484,000.00 | 14,484,000.00 | 1.233237% | 30/360 | 14,885.17 | - | - | 14,885.17 | - | - | 14,484,000.00 |
| Total | 994,158,000.00 | 949,385,637.12 | 962,750.23 | - | - | 962,750.23 | - | (464,669.13) | 948,920,967.99 | ||
| Grand Total | 2,088,070,985 | 1,996,804,920 | 2,884,147.68 | - | 482,534.01 | 3,366,681.69 | - | (464,669.13) | 1,995,857,717 | ||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 2 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| DISTRIBUTION SUMMARY - FACTORS |
| October 19, 2026 |
| Accretion | |||||||||
| & | |||||||||
| Non-Cash | |||||||||
| Other | Balance | ||||||||
| Record | Interest | (As Interest) | Principal | Total | Realized Loss | Increase/ | Current | ||
| Class | CUSIP | Date | Distributed | Distributed | Distributed | Distributed | /(Recovery) | (Decrease) | Balance |
| A-1 | 08163HAA6 | 09/30/2026 | - | - | - | - | - | - | - |
| A-2 | 08163HAB4 | 09/30/2026 | 0.58197210 | - | 0.56898947 | 1.15096157 | - | - | 345.15699000 |
| A-3 | 08163HAC2 | 09/30/2026 | 1.49333329 | - | - | 1.49333329 | - | - | 1,000.00000000 |
| A-4 | 08163HAD0 | 09/30/2026 | 1.75250000 | - | - | 1.75250000 | - | - | 1,000.00000000 |
| A-5 | 08163HAE8 | 09/30/2026 | 1.99166666 | - | - | 1.99166666 | - | - | 1,000.00000000 |
| A-AB | 08163HAF5 | 09/30/2026 | 1.71602229 | - | 16.84997414 | 18.56599643 | - | - | 935.17357344 |
| A-S | 08163HAH1 | 09/30/2026 | 2.09333338 | - | - | 2.09333338 | - | - | 1,000.00000000 |
| B | 08163HAJ7 | 09/30/2026 | 1.96250000 | - | - | 1.96250000 | - | - | 1,000.00000000 |
| C | 08163HAK4 | 09/30/2026 | 2.25249995 | - | - | 2.25249995 | - | - | 1,000.00000000 |
| COMB_VRR | 08163HBM9 | 09/30/2026 | 2.63654222 | - | 0.44110815 | 3.07765037 | - | - | 957.05669753 |
| D | 08163HAU2 U0811FAE2 08163HAV0 | 09/30/2026 | 1.66666667 | - | - | 1.66666667 | - | - | 1,000.00000000 |
| E | 08163HAW8 U0811FAF9 08163HAX6 | 09/30/2026 | 1.66666667 | - | - | 1.66666667 | - | - | 1,000.00000000 |
| F | 08163HAY4 U0811FAG7 08163HAZ1 | 09/30/2026 | 1.87500000 | - | - | 1.87500000 | - | - | 1,000.00000000 |
| G | 08163HBA5 U0811FAH5 08163HBB3 | 09/30/2026 | 1.87500000 | - | - | 1.87500000 | - | - | 1,000.00000000 |
| J-RR | 08163HBD9 | 09/30/2026 | 1.82166737 | - | - | 1.82166737 | - | - | 1,000.00000000 |
| K-RR | 08163HBF4 | 09/30/2026 | - | - | - | - | - | - | 1,000.00000000 |
| R | 08163HBJ6 | 09/30/2026 | - | - | - | - | - | - | - |
| S | 08163HBH0 | 09/30/2026 | - | - | - | - | - | - | - |
| X-A | 08163HAG3 | 09/30/2026 | 0.96547537 | - | - | 0.96547537 | - | - | 944.04778266 |
| X-B | 08163HAL2 U0811FAA0 08163HAM0 | 09/30/2026 | 0.78468814 | - | - | 0.78468814 | - | - | 1,000.00000000 |
| X-D | 08163HAN8 U0811FAB8 08163HAP3 | 09/30/2026 | 1.23603075 | - | - | 1.23603075 | - | - | 1,000.00000000 |
| X-F | 08163HAQ1 U0811FAC6 08163HAR9 | 09/30/2026 | 1.02769713 | - | - | 1.02769713 | - | - | 1,000.00000000 |
| X-G | 08163HAS7 U0811FAD4 08163HAT5 | 09/30/2026 | 1.02769746 | - | - | 1.02769746 | - | - | 1,000.00000000 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 3 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| DISTRIBUTION INFORMATION - INTEREST DETAIL |
| October 19, 2026 |
| Rate | Interest | Shortfall | Paid | ||||||||||
| Cap | |||||||||||||
| Accrual | Net | Accreted | Non | Carry | Cap Carryover | Carryover | |||||||
| Class | Uncapped Capped | Next | Dates | Accrued | /Deferred | Recovered | Forward | /Basis Risk | Accrued | Carry Forward /Basis Risk | Total | ||
| A-1 | 0.72500% | 0.72500% | 0.72500% | 09/01-09/30 | - | - | - | - | - | - | - | - | - |
| A-2 | 2.02000% | 2.02000% | 2.02000% | 09/01-09/30 | 22,109.12 | - | - | - | - | 22,109.12 | - | - | 22,109.12 |
| A-3 | 1.79200% | 1.79200% | 1.79200% | 09/01-09/30 | 124,052.69 | - | - | - | - | 124,052.69 | - | - | 124,052.69 |
| A-4 | 2.10300% | 2.10300% | 2.10300% | 09/01-09/30 | 306,687.50 | - | - | - | - | 306,687.50 | - | - | 306,687.50 |
| A-5 | 2.39000% | 2.39000% | 2.39000% | 09/01-09/30 | 789,454.84 | - | - | - | - | 789,454.84 | - | - | 789,454.84 |
| A-AB | 2.16300% | 2.16300% | 2.16300% | 09/01-09/30 | 45,121.09 | - | - | - | - | 45,121.09 | - | - | 45,121.09 |
| A-S | 2.51200% | 2.51200% | 2.51200% | 09/01-09/30 | 148,846.47 | - | - | - | - | 148,846.47 | - | - | 148,846.47 |
| B | 2.35500% | 2.35500% | 2.35500% | 09/01-09/30 | 82,691.90 | - | - | - | - | 82,691.90 | - | - | 82,691.90 |
| C | 0.00000% | 2.70300% | 2.70300% | 09/01-09/30 | 109,744.05 | - | - | - | - | 109,744.05 | - | - | 109,744.05 |
| COMB_VRR | 0.00000% | 0.00000% | 0.00000% | 09/01-09/30 | 106,779.96 | - | - | - | - | 106,779.96 | - | - | 106,779.96 |
| D | 2.00000% | 2.00000% | 2.00000% | 09/01-09/30 | 59,255.00 | - | - | - | - | 59,255.00 | - | - | 59,255.00 |
| E | 2.00000% | 2.00000% | 2.00000% | 09/01-09/30 | 48,280.00 | - | - | - | - | 48,280.00 | - | - | 48,280.00 |
| F | 2.25000% | 2.25000% | 2.25000% | 09/01-09/30 | 29,628.75 | - | - | - | - | 29,628.75 | - | - | 29,628.75 |
| G | 2.25000% | 2.25000% | 2.25000% | 09/01-09/30 | 27,157.50 | - | - | - | - | 27,157.50 | - | - | 27,157.50 |
| J-RR | 0.00000% | 3.48324% | 3.48324% | 09/01-09/30 | 34,399.87 | - | - | 12,811.29 | - | 21,588.58 | - | - | 21,588.58 |
| K-RR | 0.00000% | 3.48324% | 3.48324% | 09/01-09/30 | 137,599.42 | - | - | 139,852.98 | - | - | - | - | - |
| R | 0.00000% | 0.00000% | 0.00000% | 09/01-09/30 | - | - | - | - | - | - | - | - | - |
| S | 0.00000% | 0.00000% | 0.00000% | 09/01-09/30 | - | - | - | - | - | - | - | - | - |
| Total | 2,071,808.16 | - | - | 152,664.27 | - | 1,921,397.45 | - | - | 1,921,397.45 | ||||
| Notional | |||||||||||||
| X-A | 0.00000% | 1.22649% | 1.22649% | 09/01-09/30 | 780,581.04 | - | - | - | - | 780,581.04 | - | - | 780,581.04 |
| X-B | 0.00000% | 0.94163% | 0.94163% | 09/01-09/30 | 71,294.41 | - | - | - | - | 71,294.41 | - | - | 71,294.41 |
| X-D | 0.00000% | 1.48324% | 1.48324% | 09/01-09/30 | 79,749.94 | - | - | - | - | 79,749.94 | - | - | 79,749.94 |
| X-F | 0.00000% | 1.23324% | 1.23324% | 09/01-09/30 | 16,239.67 | - | - | - | - | 16,239.67 | - | - | 16,239.67 |
| X-G | 0.00000% | 1.23324% | 1.23324% | 09/01-09/30 | 14,885.17 | - | - | - | - | 14,885.17 | - | - | 14,885.17 |
| Total | 962,750.23 | - | - | - | - | 962,750.23 | - | - | 962,750.23 | ||||
| Grand Total | 3,034,558.39 | - | - | 152,664.27 | - | 2,884,147.68 | - | - | 2,884,147.68 | ||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 4 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| DISTRIBUTION INFORMATION - INTEREST SHORTFALL DETAIL |
| October 19, 2026 |
| Cap Carryover / | |||||||||||||
| Non-Recov Shortfall | Carry Forward Interest | Basis Risk Shortfall | |||||||||||
| Other | |||||||||||||
| Class | PPIS | SSRA | Shortfall | Prior | Int. on Prior | New | Paid | Outstanding | Prior | Int. on Prior | New | Paid | Outstanding |
| A-1 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-2 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-3 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-4 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-5 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-AB | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-S | - | - | - | - | - | - | - | - | - | - | - | - | - |
| B | - | - | - | - | - | - | - | - | - | - | - | - | - |
| C | - | - | - | - | - | - | - | - | - | - | - | - | - |
| COMB_VRR | - | - | - | - | - | - | - | - | - | - | - | - | - |
| D | - | - | - | - | - | - | - | - | - | - | - | - | - |
| E | - | - | - | - | - | - | - | - | - | - | - | - | - |
| F | - | - | - | - | - | - | - | - | - | - | - | - | - |
| G | - | - | - | - | - | - | - | - | - | - | - | - | - |
| J-RR | - | - | - | - | - | 12,811.29 | - | 12,811.29 | - | - | - | - | - |
| K-RR | - | - | - | 776,368.69 | 2,253.56 | 137,599.42 | - | 916,221.67 | - | - | - | - | - |
| R | - | - | - | - | - | - | - | - | - | - | - | - | - |
| S | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Total | - | - | - | 776,368.69 | 2,253.56 | 150,410.71 | - | 929,032.96 | - | - | - | - | - |
| Notional | |||||||||||||
| X-A | - | - | - | - | - | - | - | - | - | - | - | - | - |
| X-B | - | - | - | - | - | - | - | - | - | - | - | - | - |
| X-D | - | - | - | - | - | - | - | - | - | - | - | - | - |
| X-F | - | - | - | - | - | - | - | - | - | - | - | - | - |
| X-G | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Total | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Grand Total | - | - | - | 776,368.69 | 2,253.56 | 150,410.71 | - | 929,032.96 | - | - | - | - | - |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 5 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| DISTRIBUTION INFORMATION - PRINCIPAL DETAIL |
| October 19, 2026 |
| Accretion | |||||||||||
| & | |||||||||||
| Non-Cash | |||||||||||
| Balance | Cumulative | ||||||||||
| Prior | Principal | Accreted | Realized Loss | Increase/ | Current | Realized | Class % | Class % | Sub % | Sub % | |
| Class | Balance | Distributed | Principal | /(Recovery) | (Decrease) | Balance | Loss | Original | Current | Original | Current |
| A-1 | - | - | - | - | - | - | - | 1.71% | 0.00% | 30.00% | 31.35% |
| A-2 | 13,134,129.96 | 21,615.91 | - | - | - | 13,112,514.05 | - | 3.47% | 1.25% | 30.00% | 31.35% |
| A-3 | 83,071,000.00 | - | - | - | - | 83,071,000.00 | - | 7.59% | 7.93% | 30.00% | 31.35% |
| A-4 | 175,000,000.00 | - | - | - | - | 175,000,000.00 | - | 16.00% | 16.72% | 30.00% | 31.35% |
| A-5 | 396,379,000.00 | - | - | - | - | 396,379,000.00 | - | 36.24% | 37.86% | 30.00% | 31.35% |
| A-AB | 25,032,507.16 | 443,053.22 | - | - | - | 24,589,453.94 | - | 2.40% | 2.35% | 30.00% | 31.35% |
| A-S | 71,105,000.00 | - | - | - | - | 71,105,000.00 | - | 6.50% | 6.79% | 23.25% | 24.29% |
| B | 42,136,000.00 | - | - | - | - | 42,136,000.00 | - | 3.85% | 4.02% | 19.25% | 20.11% |
| C | 48,721,000.00 | - | - | - | - | 48,721,000.00 | - | 4.45% | 4.65% | 14.63% | 15.28% |
| COMB_VRR | 38,778,661.13 | 17,864.88 | - | - | - | 38,760,796.25 | - | 3.70% | 3.70% | 0.00% | 0.00% |
| D | 35,553,000.00 | - | - | - | - | 35,553,000.00 | - | 3.25% | 3.40% | 11.25% | 11.75% |
| E | 28,968,000.00 | - | - | - | - | 28,968,000.00 | - | 2.65% | 2.77% | 8.50% | 8.88% |
| F | 15,802,000.00 | - | - | - | - | 15,802,000.00 | - | 1.44% | 1.51% | 7.00% | 7.31% |
| G | 14,484,000.00 | - | - | - | - | 14,484,000.00 | - | 1.32% | 1.38% | 5.63% | 5.88% |
| J-RR | 11,851,000.00 | - | - | - | - | 11,851,000.00 | - | 1.08% | 1.13% | 4.50% | 4.70% |
| K-RR | 47,403,985.00 | - | - | - | - | 47,403,985.00 | - | 4.33% | 4.53% | 0.00% | 0.00% |
| R | - | - | - | - | - | - | - | 0.00% | 0.00% | 0.00% | 0.00% |
| S | - | - | - | - | - | - | - | 0.00% | 0.00% | 0.00% | 0.00% |
| Total | 1,047,419,283 | 482,534.01 | - | - | - | 1,046,936,749 | - | 99.98% | 100.00% | ||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 6 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| RECONCILIATION DETAIL |
| October 19, 2026 |
| SOURCE OF FUNDS | ALLOCATION OF FUNDS | ||||
| Interest Funds Available | Scheduled Fees | ||||
| Scheduled Interest | 3,054,062.59 | Servicing Fee | 4,818.31 | ||
| Prepayment Interest Excess | - | Trustee/Certificate Administrator Fee | 7,157.36 | ||
| Prepayment Interest Shortfall | - | Operating Advisor Fee | 1,108.54 | ||
| Interest Adjustments | - | Asset Representations Reviewer Ongoing Fee | 200.80 | ||
| ASER Amount | (127,797.11) | CREFC Intellectual Property Royalty License Fee | 436.44 | ||
| Realized Loss in Excess of Principal Balance | - | ||||
| Total Scheduled Fees | 13,721.45 | ||||
| Total Interest Funds Available | 2,926,265.48 | Additional Fees, Expenses, etc. | |||
| Principal Funds Available | Additional Servicing Fee | - | |||
| Scheduled Principal | 482,534.01 | Special Servicing Fee | 28,116.66 | ||
| Unscheduled Principal Collections | - | Work-out Fee | - | ||
| Net Liquidation Proceeds | - | Liquidation Fee | - | ||
| Repurchased Principal | - | Trust Fund Expenses | - | ||
| Substitution Principal | - | Trust Advisor Expenses | - | ||
| Other Principal | - | Reimbursement of Interest on Advances to the Servicer | 279.69 | ||
| Borrower Reimbursable Trust Fund Expenses | - | ||||
| Total Principal Funds Available | 482,534.01 | ||||
| Other Expenses | - | ||||
| Other Funds Available | |||||
| Yield Maintenance Charges | - | Total Additional Fees, Expenses, etc. | 28,396.35 | ||
| Initial Interest Deposit Amount | - | Distributions | |||
| Deposit of Withheld Amounts to the Interest Reserve Account | - | Interest Distribution | 2,884,147.68 | ||
| Principal Distribution | 482,534.01 | ||||
| Total Other Funds Available | - | ||||
| Yield Maintenance Charge Distribution | - | ||||
| Total Distributions | 3,366,681.69 | ||||
| Total Funds Available | 3,408,799.49 | ||||
| Total Funds Allocated | 3,408,799.49 | ||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 7 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| OTHER INFORMATION |
| October 19, 2026 |
| Other Information | |
| Monthly Debt Service Payment Advance | 0.00 |
| Has a Consultation Period Commenced? | N |
| Has a CCR Consultation Period Commenced? | N |
| Has a Control Period Terminated? | N |
| Has a Consultation Period Terminated? | N |
| Collateral Information | |
| % of Cut-Off Principal Balance Outstanding | 95.705670% |
| Controlling Class Information | |
| The Controlling Class Representative is KKR Real Estate Credit Opportunity Partners II L.P., | |
| There Are No Disclosable Special Servicer Fees. | |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 8 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| STRATIFICATION DETAIL |
| October 19, 2026 |
| Anticipated Remaining Term | ||||||
| Anticipated Remaining | Asset | Ending Scheduled | % of | Wtd Avg | ||
| Term Range | Count | Balance | Agg.Bal. WAC | WAM | DSCR | |
| 60 Months or Less | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| 61 to 90 Months | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 91 Months or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Total | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Debt Service Coverage Ratio | ||||||
| Debt Service Coverage | Asset | Ending Scheduled | % of | Wtd Avg | ||
| Ratio Range | Count | Balance | Agg.Bal. WAC | WAM | DSCR | |
| 1.250 or Less | 5 | 126,369,835.39 | 12.07 | 3.9459 | 56 | 0.591175 |
| 1.251 to 1.500 | 4 | 50,945,737.54 | 4.87 | 3.8695 | 40 | 1.399703 |
| 1.501 to 1.750 | 3 | 53,491,186.33 | 5.11 | 3.9303 | 56 | 1.604035 |
| 1.751 to 2.000 | 6 | 67,383,439.37 | 6.44 | 3.9222 | 52 | 1.934159 |
| 2.001 to 2.250 | 8 | 205,699,451.58 | 19.65 | 3.5604 | 55 | 2.122507 |
| 2.251 to 2.500 | 3 | 120,009,030.00 | 11.46 | 2.7091 | 28 | 2.438649 |
| 2.501 to 2.750 | 9 | 181,736,408.96 | 17.36 | 3.3870 | 50 | 2.677069 |
| 2.751 to 3.000 | 3 | 68,556,000.00 | 6.55 | 3.6468 | 50 | 2.786646 |
| 3.001 to 3.250 | 4 | 73,952,903.72 | 7.06 | 3.3382 | 56 | 3.114359 |
| 3.251 to 3.500 | 2 | 21,227,756.35 | 2.03 | 3.7177 | 56 | 3.459186 |
| 3.501 to 3.750 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 3.751 to 4.000 | 1 | 4,600,000.00 | 0.44 | 3.7000 | 20 | 3.920000 |
| 4.001 or Greater | 4 | 72,965,000.00 | 6.97 | 3.1102 | 54 | 5.046983 |
| Total | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 9 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| STRATIFICATION DETAIL |
| October 19, 2026 |
| Ending Schedule Balance | ||||||
| Ending Schedule Balance | Asset | Ending Scheduled | % of | Wtd Avg | ||
| Range | Count | Balance | Agg.Bal. WAC WAM | DSCR | ||
| 1 to 5,000,000 | 7 | 29,041,356.24 | 2.77 | 3.9601 | 45 | 2.440640 |
| 10,000,001 to 15,000,000 | 11 | 141,848,863.83 | 13.55 | 3.6923 | 47 | 2.817748 |
| 15,000,001 to 20,000,000 | 8 | 145,243,573.35 | 13.87 | 3.4569 | 50 | 2.434323 |
| 20,000,001 to 25,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 25,000,001 to 30,000,000 | 5 | 139,960,000.00 | 13.37 | 3.4620 | 55 | 1.443525 |
| 30,000,001 to 35,000,000 | 3 | 97,237,320.34 | 9.29 | 3.3545 | 56 | 2.232004 |
| 35,000,001 to 40,000,000 | 2 | 79,000,000.00 | 7.55 | 3.4566 | 48 | 2.015570 |
| 40,000,001 to 45,000,000 | 1 | 45,000,000.00 | 4.30 | 3.1000 | 56 | 5.320000 |
| 45,000,001 to 50,000,000 | 2 | 100,000,000.00 | 9.55 | 3.5817 | 56 | 2.720000 |
| 5,000,001 to 10,000,000 | 10 | 78,636,489.71 | 7.51 | 3.6954 | 48 | 2.301513 |
| 50,000,001 to 55,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 55,000,001 to 60,000,000 | 1 | 56,860,115.77 | 5.43 | 4.5500 | 57 | 1.010000 |
| 60,000,001 to 65,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 65,000,001 to 70,000,000 | 2 | 134,109,030.00 | 12.81 | 2.9190 | 37 | 2.287280 |
| 70,000,001 to 75,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 75,000,001 to 80,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 80,000,001 to 85,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 85,000,000+ | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Total | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 10 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| STRATIFICATION DETAIL |
| October 19, 2026 |
| Loan Rate | ||||||
| Asset | Ending Scheduled | % of | Wtd Avg | |||
| Loan Rate Range | Count | Balance | Agg.Bal. WAC WAM | DSCR | ||
| 4.00 or Less | 41 | 892,546,539.55 | 85.25 | 3.3492 | 50 | 2.476402 |
| 4.01 to 4.25 | 5 | 31,326,335.93 | 2.99 | 4.0997 | 31 | 1.544808 |
| 4.26 to 4.50 | 5 | 66,203,757.99 | 6.32 | 4.3291 | 51 | 2.158094 |
| 4.51 to 4.75 | 1 | 56,860,115.77 | 5.43 | 4.5500 | 57 | 1.010000 |
| 4.76 to 5.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 5.01 to 5.25 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 5.26 to 5.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 5.51 to 5.75 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 5.76 to 6.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 6.01 to 6.25 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 6.26 to 6.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 6.51 to 6.75 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 6.76 to 7.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 7.01 or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Total | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Property Type | ||||||
| Asset | Ending Scheduled | % of | Wtd Avg | |||
| Property Type Range | Count | Balance | Agg.Bal. WAC WAM | DSCR | ||
| Industrial | 7 | 178,967,194.19 | 17.09 | 3.2309 | 34 | 2.366341 |
| Lodging | 3 | 41,858,855.27 | 4.00 | 3.9499 | 47 | 2.537958 |
| Mixed Use | 3 | 32,530,770.45 | 3.11 | 3.7483 | 56 | 1.944625 |
| Multifamily | 4 | 66,560,000.00 | 6.36 | 3.7178 | 56 | 2.526639 |
| Office | 20 | 505,625,101.34 | 48.30 | 3.4377 | 52 | 2.294944 |
| Other | 2 | 63,200,000.00 | 6.04 | 3.7113 | 56 | 2.335411 |
| Retail | 8 | 91,470,335.77 | 8.74 | 3.9280 | 55 | 2.383140 |
| Self Storage | 4 | 61,765,076.69 | 5.90 | 3.2050 | 54 | 2.625220 |
| Total | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 11 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| STRATIFICATION DETAIL |
| October 19, 2026 |
| Remaining Amortization Term | ||||||
| Remaining Amortization | Asset | Ending Scheduled | % of | Wtd Avg | ||
| Term Range | Count | Balance | Agg.Bal. | WAC | WAM | DSCR |
| 240 Months or Less | 38 | 855,363,449.37 | 81.70 | 3.3830 | 50 | 2.489934 |
| 241 to 270 Months | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 271 to 300 Months | 14 | 191,573,299.87 | 18.30 | 4.0163 | 51 | 1.718409 |
| 301 Months or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Total | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Seasoning | ||||||
| Asset | Ending Scheduled | % of | Wtd Avg | |||
| Seasoning Range | Count | Balance | Agg.Bal. | WAC | WAM | DSCR |
| 12 Months or Less | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 13 to 24 Months | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 25 to 36 Months | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 37 to 48 Months | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 49 Months or Greater | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Total | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 12 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| STRATIFICATION DETAIL |
| October 19, 2026 |
| State | ||||||
| Asset | Ending Scheduled | % of | Wtd Avg | |||
| State Range | Count | Balance | Agg.Bal. WAC WAM | DSCR | ||
| Alabama | 2 | 71,006,839.80 | 6.78 | 4.5002 | 53 | 1.201261 |
| California | 13 | 245,680,770.45 | 23.47 | 3.2901 | 52 | 2.338114 |
| Connecticut | 1 | 4,943,904.75 | 0.47 | 3.8900 | 56 | 1.360000 |
| Georgia | 1 | 3,679,375.00 | 0.35 | 3.9400 | 56 | 2.570000 |
| Illinois | 2 | 18,877,756.35 | 1.80 | 3.7847 | 56 | 3.045503 |
| Michigan | 1 | 4,000,000.00 | 0.38 | 3.9900 | 19 | 4.220000 |
| N/A | 5 | 143,146,350.34 | 13.67 | 3.0670 | 38 | 2.248476 |
| Nevada | 1 | 10,465,000.00 | 1.00 | 3.0500 | 57 | 4.340000 |
| New Jersey | 2 | 18,358,259.44 | 1.75 | 4.0297 | 5 | 1.926512 |
| New Mexico | 1 | 4,959,415.53 | 0.47 | 4.0610 | 56 | 1.960000 |
| New York | 11 | 319,413,989.23 | 30.51 | 3.5894 | 56 | 2.587291 |
| Ohio | 1 | 9,556,000.00 | 0.91 | 3.4300 | 20 | 2.880000 |
| Oregon | 2 | 11,299,719.62 | 1.08 | 3.7566 | 56 | 1.166368 |
| South Carolina | 2 | 17,712,131.24 | 1.69 | 3.9110 | 48 | 2.425851 |
| Tennessee | 2 | 57,867,299.81 | 5.53 | 3.5329 | 56 | 2.563956 |
| Texas | 2 | 25,859,937.68 | 2.47 | 3.6532 | 56 | 2.940698 |
| Washington | 2 | 51,900,000.00 | 4.96 | 3.0048 | 42 | 2.450000 |
| West Virginia | 1 | 28,210,000.00 | 2.69 | 3.6570 | 57 | 1.230000 |
| Total | 52 | 1,046,936,749.24 | 100.00 | 3.4989 | 50 | 2.348757 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 13 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| MORTGAGE LOAN DETAIL |
| October 19, 2026 |
| Prop | Paid | Beginning | Ending | Payment Workout Mod | ||||||||||
| Type | Through | Gross | Interest | Principal | Scheduled | Scheduled | Maturity | Status | Strategy Code | |||||
| Loan ID | OMCR | (1) | City | State | Date | Coupon | Payment | Payment | Balance | Balance | Date | (2) | (3) | (4) |
| 30507306 | 10 | SS | 10/01/2026 | 2.69200% | 76,601.64 | 109,029.05 | 34,146,349.39 | 34,037,320.34 | 07/01/2031 | 0 | 0 | 0 | ||
| 30507210 | 11 | OF | New York | NY | 10/06/2026 | 3.92000% | 127,400.00 | - | 39,000,000.00 | 39,000,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30507332 | 12 | N/A | Culver City | CA | 07/06/2026 | 3.74000% | 102,850.00 | - | 33,000,000.00 | 33,000,000.00 | 06/06/2031 | 2 | 1 | 0 |
| 30507323 | 13 | N/A | New York | NY | 10/06/2026 | 3.68000% | 92,613.33 | - | 30,200,000.00 | 30,200,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30530139 | 14 | OF | Manhattan Beach | CA | 10/06/2026 | 3.14400% | 78,600.00 | - | 30,000,000.00 | 30,000,000.00 | 05/06/2031 | 0 | 0 | 0 |
| 30506942 | 15 | OF | Charleston | WV | 12/01/2025 | 3.65700% | 85,969.98 | - | 28,210,000.00 | 28,210,000.00 | 07/01/2031 | 3 | 2 | 0 |
| 30319809 | 16A2 | IN | Hopewell Junction | NY | 10/06/2026 | 3.80000% | 88,666.67 | - | 28,000,000.00 | 28,000,000.00 | 05/06/2031 | 0 | 8 | 8 |
| 30507244 | 17 | OF | Bakersfield | CA | 10/06/2026 | 3.04000% | 70,933.33 | - | 28,000,000.00 | 28,000,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30507253 | 18 | RT | Brooklyn | NY | 10/06/2026 | 3.71000% | 79,610.42 | - | 25,750,000.00 | 25,750,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30530156 | 19 | LO | San Diego | CA | 10/06/2026 | 3.73500% | 59,137.50 | - | 19,000,000.00 | 19,000,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30319801 | 1-C-4 | OF | Burlingame | CA | 10/06/2026 | 3.01680% | 50,280.00 | - | 20,000,000.00 | 20,000,000.00 | 01/06/2033 | 0 | 0 | 0 |
| 30319802 | 1-C-5 | OF | Burlingame | CA | 10/06/2026 | 3.01680% | 50,280.00 | - | 20,000,000.00 | 20,000,000.00 | 01/06/2033 | 0 | 0 | 0 |
| 30530131 | 20A2 | OF | New Hyde Park | NY | 10/06/2026 | 3.85600% | 53,301.11 | 33,491.82 | 16,587,481.05 | 16,553,989.23 | 04/06/2031 | 0 | 0 | 0 |
| 30507341 | 21 | MU | Temecula | CA | 10/06/2026 | 3.64000% | 47,689.62 | 32,267.18 | 15,721,851.30 | 15,689,584.12 | 07/06/2031 | 0 | 0 | 0 |
| 30319810 | 22A2 | LO | Daphne | AL | 10/06/2026 | 4.30000% | 50,841.96 | 41,730.11 | 14,188,454.14 | 14,146,724.03 | 02/06/2030 | 0 | 0 | 0 |
| 30507259 | 23 | OF | San Antonio | TX | 10/06/2026 | 3.17000% | 39,170.44 | 25,022.89 | 14,827,926.61 | 14,802,903.72 | 06/06/2031 | 0 | 0 | 0 |
| 30507246 | 24 | SS | Romeoville | IL | 10/06/2026 | 3.71000% | 45,603.41 | 22,671.34 | 14,750,427.69 | 14,727,756.35 | 06/06/2031 | 0 | 0 | 0 |
| 30507152 | 25 | IN | Passaic | NJ | 10/06/2026 | 4.14000% | 47,542.34 | 22,130.01 | 13,780,389.45 | 13,758,259.44 | 05/06/2026 | 4 | 11 | 0 |
| 30530152 | 27 | OF | Sunnyvale | CA | 10/06/2026 | 2.93000% | 32,962.50 | - | 13,500,000.00 | 13,500,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30507330 | 29 | OF | Carson | CA | 10/06/2026 | 3.61000% | 36,551.25 | - | 12,150,000.00 | 12,150,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30319803 | 2-C-3 | OF | Burlingame | CA | 10/06/2026 | 3.01680% | 40,224.00 | - | 16,000,000.00 | 16,000,000.00 | 01/06/2033 | 0 | 0 | 0 |
| 30319804 | 2-C-4 | OF | Burlingame | CA | 10/06/2026 | 3.01680% | 25,140.00 | - | 10,000,000.00 | 10,000,000.00 | 01/06/2033 | 0 | 0 | 0 |
| 30507307 | 30 | OF | Sugar Land | TX | 10/01/2026 | 4.30000% | 39,675.70 | 15,255.03 | 11,072,288.99 | 11,057,033.96 | 07/01/2031 | 0 | 0 | 0 |
| 30319811 | 31 | RT | Las Vegas | NV | 10/11/2026 | 3.05000% | 26,598.54 | - | 10,465,000.00 | 10,465,000.00 | 06/11/2031 | 0 | 0 | 0 |
| 30507252 | 32 | MU | Pomona | CA | 08/06/2026 | 3.92100% | 33,839.95 | 15,338.75 | 10,356,525.08 | 10,341,186.33 | 06/06/2031 | 1 | 0 | 0 |
| 30319812 | 33 | LO | Florence | SC | 10/06/2026 | 3.85000% | 28,011.96 | 18,868.86 | 8,731,000.10 | 8,712,131.24 | 03/06/2030 | 0 | 0 | 0 |
| 30530149 | 34 | OF | Portland | OR | 10/06/2026 | 3.62000% | 25,970.09 | 17,811.17 | 8,608,869.83 | 8,591,058.66 | 06/06/2031 | 0 | 0 | 0 |
| 30507266 | 35 | IN | Fairborn | OH | 10/06/2026 | 3.43000% | 27,314.23 | - | 9,556,000.00 | 9,556,000.00 | 06/06/2028 | 0 | 0 | 0 |
| 30319813 | 36 | SS | Bluffton | SC | 10/06/2026 | 3.97000% | 29,775.00 | - | 9,000,000.00 | 9,000,000.00 | 05/06/2031 | 0 | 0 | 0 |
| 30319814 | 37 | RT | Fairview | TN | 10/06/2026 | 3.53000% | 23,186.27 | 14,719.37 | 7,882,019.18 | 7,867,299.81 | 06/06/2031 | 0 | 0 | 0 |
| 30319815 | 38 | MF | Brooklyn | NY | 10/06/2026 | 3.90000% | 21,645.00 | - | 6,660,000.00 | 6,660,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30530151 | 39 | MU | New York | NY | 10/06/2026 | 3.73500% | 20,231.25 | - | 6,500,000.00 | 6,500,000.00 | 06/06/2031 | 0 | 0 | 0 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 14 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| MORTGAGE LOAN DETAIL |
| October 19, 2026 |
| Prop | Paid | Beginning | Ending | Payment Workout Mod | ||||||||||
| Type | Through | Gross | Interest | Principal | Scheduled | Scheduled | Maturity | Status | Strategy Code | |||||
| Loan ID | OMCR | (1) | City | State | Date | Coupon | Payment | Payment | Balance | Balance | Date | (2) | (3) | (4) |
| 30319807 | 3A2 | OF | New York | NY | 10/11/2026 | 3.36818% | 185,250.00 | - | 66,000,000.00 | 66,000,000.00 | 06/11/2031 | 0 | 0 | 0 |
| 30507068 | 3-C-3 | OF | Burlingame | CA | 10/06/2026 | 3.01680% | 45,252.00 | - | 18,000,000.00 | 18,000,000.00 | 01/06/2033 | 0 | 0 | 0 |
| 30507319 | 40 | MF | Bronx | NY | 10/06/2026 | 4.03000% | 19,310.42 | - | 5,750,000.00 | 5,750,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30507410 | 41 | MH | NM | 10/06/2026 | 4.06100% | 16,816.10 | 9,635.53 | 4,969,051.06 | 4,959,415.53 | 06/06/2031 | 0 | 0 | 0 | |
| 30507255 | 42 | IN | Guilford | CT | 10/06/2026 | 3.89000% | 16,058.43 | 9,851.82 | 4,953,756.57 | 4,943,904.75 | 06/06/2031 | 0 | 0 | 0 |
| 30507264 | 43 | IN | NJ | 10/06/2026 | 3.70000% | 14,183.33 | - | 4,600,000.00 | 4,600,000.00 | 06/06/2028 | 0 | 0 | 0 | |
| 30507265 | 44 | MF | Chicago | IL | 10/06/2026 | 4.05000% | 14,006.25 | - | 4,150,000.00 | 4,150,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30507154 | 45 | SS | Romulus | MI | 10/06/2026 | 3.99000% | 13,300.00 | - | 4,000,000.00 | 4,000,000.00 | 05/06/2028 | 0 | 0 | 0 |
| 30507327 | 46 | RT | Snellville | GA | 10/06/2026 | 3.94000% | 12,080.61 | - | 3,679,375.00 | 3,679,375.00 | 06/06/2031 | 0 | 0 | 0 |
| 30507333 | 47 | RT | Newberg | OR | 10/06/2026 | 4.19000% | 9,474.68 | 4,850.10 | 2,713,511.06 | 2,708,660.96 | 06/06/2031 | 0 | 0 | 0 |
| 30507314 | 4A1 | OF | Birmingham | AL | 03/05/2026 | 4.55000% | 215,935.33 | 89,860.98 | 56,949,976.75 | 56,860,115.77 | 07/05/2031 | 3 | 7 | 0 |
| 30507035 | 5A3 | OF | Seattle | WA | 10/06/2026 | 3.00483% | 100,161.10 | - | 40,000,000.00 | 40,000,000.00 | 05/06/2033 | 0 | 0 | 0 |
| 30507037 | 5A3 | OF | Seattle | WA | 10/06/2026 | 3.00483% | 29,797.93 | - | 11,900,000.00 | 11,900,000.00 | 05/06/2033 | 0 | 0 | 0 |
| 30507328 | 6A1 | IN | Cookeville | TN | 10/06/2026 | 3.53333% | 147,222.08 | - | 50,000,000.00 | 50,000,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30507320 | 7 | MF | NY | 10/06/2026 | 3.63000% | 151,250.00 | - | 50,000,000.00 | 50,000,000.00 | 06/06/2031 | 0 | 0 | 0 | |
| 30530157 | 8 | OF | New York | NY | 10/06/2026 | 3.10000% | 116,250.00 | - | 45,000,000.00 | 45,000,000.00 | 06/06/2031 | 0 | 0 | 0 |
| 30319808 | 9A1 | RT | 10/06/2026 | 4.34700% | 72,450.00 | - | 20,000,000.00 | 20,000,000.00 | 04/06/2036 | 0 | 0 | 0 | ||
| 30319816 | 9A2 | RT | 10/06/2026 | 4.34700% | 54,337.50 | - | 15,000,000.00 | 15,000,000.00 | 04/06/2036 | 0 | 0 | 0 | ||
| 30319817 | 9A3 | RT | 10/06/2026 | 4.34700% | 21,735.00 | - | 6,000,000.00 | 6,000,000.00 | 04/06/2036 | 0 | 0 | 0 | ||
| 30319806 | A-1-B | IN | 10/09/2026 | 2.48380% | 140,974.34 | - | 68,109,030.00 | 68,109,030.00 | 04/09/2028 | 0 | 0 | 0 | ||
| Total | Count = 52 | 3,054,062.59 | 482,534.01 | 1,047,419,283.25 | 1,046,936,749.24 | |||||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 15 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| NOI DETAIL |
| October 19, 2026 |
| Property | Ending | Preceding | Most | Most Recent | Most Recent | ||||
| Type | Scheduled | Fiscal | Recent | Financial As of | Financial Asof | ||||
| Loan ID | OMCR | (1) | City | State | Balance | Year NOI | NOI | Start Date | End Date |
| 30507306 | 10 | SS | 34,037,320.34 | 4,483,905.48 | 4,600,886.23 | 01/01/2026 | 06/30/2026 | ||
| 30507210 | 11 | OF | New York | NY | 39,000,000.00 | 2,482,391.32 | 2,442,325.14 | Not Available | Not Available |
| 30507332 | 12 | N/A | Culver City | CA | 33,000,000.00 | 3,202,651.01 | 3,202,651.01 | Not Available | Not Available |
| 30507323 | 13 | N/A | New York | NY | 30,200,000.00 | 2,533,578.17 | 2,424,638.56 | Not Available | Not Available |
| 30530139 | 14 | OF | Manhattan Beach | CA | 30,000,000.00 | (855,444.44) | (840,609.05) | 01/01/2026 | 06/30/2026 |
| 30506942 | 15 | OF | Charleston | WV | 28,210,000.00 | 1,856,739.63 | 1,685,649.80 | Not Available | Not Available |
| 30319809 | 16A2 | IN | Hopewell Junction | NY | 28,000,000.00 | 7,326,763.99 | 7,147,189.94 | 01/01/2026 | 06/30/2026 |
| 30507244 | 17 | OF | Bakersfield | CA | 28,000,000.00 | 2,616,865.01 | 2,654,798.56 | 01/01/2026 | 06/30/2026 |
| 30507253 | 18 | RT | Brooklyn | NY | 25,750,000.00 | 2,312,359.04 | 2,312,359.04 | Not Available | Not Available |
| 30530156 | 19 | LO | San Diego | CA | 19,000,000.00 | 2,769,626.06 | 2,638,816.78 | 07/01/2025 | 06/30/2026 |
| 30319801 | 1-C-4 | OF | Burlingame | CA | 20,000,000.00 | 50,822,944.00 | 52,523,904.00 | 01/01/2026 | 06/30/2026 |
| 30319802 | 1-C-5 | OF | Burlingame | CA | 20,000,000.00 | 50,822,944.00 | 52,523,904.00 | 01/01/2026 | 06/30/2026 |
| 30530131 | 20A2 | OF | New Hyde Park | NY | 16,553,989.23 | 4,948,492.29 | 4,713,703.12 | 01/01/2026 | 06/30/2026 |
| 30507341 | 21 | MU | Temecula | CA | 15,689,584.12 | 1,492,296.63 | 1,490,190.02 | 01/01/2026 | 06/30/2026 |
| 30319810 | 22A2 | LO | Daphne | AL | 14,146,724.03 | 4,118,050.88 | 4,299,582.67 | 07/01/2025 | 06/30/2026 |
| 30507259 | 23 | OF | San Antonio | TX | 14,802,903.72 | 1,734,654.33 | 1,672,571.52 | 01/01/2026 | 06/30/2026 |
| 30507246 | 24 | SS | Romeoville | IL | 14,727,756.35 | 2,049,297.54 | 1,949,915.38 | 07/01/2025 | 06/30/2026 |
| 30507152 | 25 | IN | Passaic | NJ | 13,758,259.44 | 1,343,113.99 | 301,561.30 | 01/01/2026 | 03/31/2026 |
| 30530152 | 27 | OF | Sunnyvale | CA | 13,500,000.00 | 2,093,133.00 | 2,043,325.00 | 01/01/2026 | 06/30/2026 |
| 30507330 | 29 | OF | Carson | CA | 12,150,000.00 | 1,507,831.54 | 1,507,831.54 | Not Available | Not Available |
| 30319803 | 2-C-3 | OF | Burlingame | CA | 16,000,000.00 | 50,822,944.00 | 52,523,904.00 | 01/01/2026 | 06/30/2026 |
| 30319804 | 2-C-4 | OF | Burlingame | CA | 10,000,000.00 | 50,822,944.00 | 52,523,904.00 | 01/01/2026 | 06/30/2026 |
| 30507307 | 30 | OF | Sugar Land | TX | 11,057,033.96 | 1,022,519.42 | 1,181,623.81 | Not Available | Not Available |
| 30319811 | 31 | RT | Las Vegas | NV | 10,465,000.00 | 1,528,182.90 | 1,458,769.52 | 01/01/2026 | 06/30/2026 |
| 30507252 | 32 | MU | Pomona | CA | 10,341,186.33 | 746,459.54 | 746,459.54 | Not Available | Not Available |
| 30319812 | 33 | LO | Florence | SC | 8,712,131.24 | 913,063.27 | 1,293,943.73 | Not Available | Not Available |
| 30530149 | 34 | OF | Portland | OR | 8,591,058.66 | 683,747.41 | 649,620.76 | 01/01/2026 | 06/30/2026 |
| 30507266 | 35 | IN | Fairborn | OH | 9,556,000.00 | 873,931.50 | 1,001,282.00 | 01/01/2026 | 06/30/2026 |
| 30319813 | 36 | SS | Bluffton | SC | 9,000,000.00 | 1,189,643.37 | 1,015,446.88 | 01/01/2026 | 06/30/2026 |
| 30319814 | 37 | RT | Fairview | TN | 7,867,299.81 | 773,189.72 | 859,538.60 | 01/01/2026 | 06/30/2026 |
| 30319815 | 38 | MF | Brooklyn | NY | 6,660,000.00 | 465,029.65 | 468,514.09 | 01/01/2026 | 06/30/2026 |
| 30530151 | 39 | MU | New York | NY | 6,500,000.00 | 892,135.47 | 875,984.34 | 01/01/2026 | 06/30/2026 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 16 of 33 | © Copyright 2026 Citigroup | ||||||
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| NOI DETAIL |
| October 19, 2026 |
| Property | Ending | Preceding | Most | Most Recent | Most Recent | ||||
| Type | Scheduled | Fiscal | Recent | Financial As of | Financial Asof | ||||
| Loan ID | OMCR | (1) | City | State | Balance | Year NOI | NOI | Start Date | End Date |
| 30319807 | 3A2 | OF | New York | NY | 66,000,000.00 | 17,824,756.74 | 16,142,841.38 | 01/01/2026 | 06/30/2026 |
| 30507068 | 3-C-3 | OF | Burlingame | CA | 18,000,000.00 | 50,822,944.00 | 52,523,904.00 | 01/01/2026 | 06/30/2026 |
| 30507319 | 40 | MF | Bronx | NY | 5,750,000.00 | 441,296.93 | 463,354.30 | 01/01/2026 | 06/30/2026 |
| 30507410 | 41 | MH | NM | 4,959,415.53 | 630,065.34 | 158,246.97 | 01/01/2026 | 03/31/2026 | |
| 30507255 | 42 | IN | Guilford | CT | 4,943,904.75 | 442,166.32 | 449,855.70 | 07/01/2025 | 06/30/2026 |
| 30507264 | 43 | IN | NJ | 4,600,000.00 | 765,492.10 | 712,103.56 | Not Available | Not Available | |
| 30507265 | 44 | MF | Chicago | IL | 4,150,000.00 | 276,535.15 | 276,535.15 | Not Available | Not Available |
| 30507154 | 45 | SS | Romulus | MI | 4,000,000.00 | 683,566.84 | 687,715.78 | 07/01/2025 | 06/30/2026 |
| 30507327 | 46 | RT | Snellville | GA | 3,679,375.00 | 385,200.00 | 385,200.00 | Not Available | Not Available |
| 30507333 | 47 | RT | Newberg | OR | 2,708,660.96 | 222,453.64 | 222,338.96 | 01/01/2026 | 06/30/2026 |
| 30507314 | 4A1 | OF | Birmingham | AL | 56,860,115.77 | 5,671,904.31 | 5,671,904.31 | Not Available | Not Available |
| 30507035 | 5A3 | OF | Seattle | WA | 40,000,000.00 | 28,585,038.57 | 29,371,689.55 | 01/01/2026 | 06/30/2026 |
| 30507037 | 5A3 | OF | Seattle | WA | 11,900,000.00 | 28,585,038.57 | 29,371,689.55 | 01/01/2026 | 06/30/2026 |
| 30507328 | 6A1 | IN | Cookeville | TN | 50,000,000.00 | 7,314,036.77 | 7,314,036.77 | Not Available | Not Available |
| 30507320 | 7 | MF | NY | 50,000,000.00 | 4,963,237.95 | 5,150,637.82 | 01/01/2026 | 06/30/2026 | |
| 30530157 | 8 | OF | New York | NY | 45,000,000.00 | 5,761,625.08 | 2,014,104.79 | 01/01/2026 | 03/31/2026 |
| 30319808 | 9A1 | RT | 20,000,000.00 | 3,890,023.67 | 3,892,058.82 | 01/01/2026 | 06/30/2026 | ||
| 30319816 | 9A2 | RT | 15,000,000.00 | 3,890,023.67 | 3,892,058.82 | 01/01/2026 | 06/30/2026 | ||
| 30319817 | 9A3 | RT | 6,000,000.00 | 3,890,023.67 | 3,892,058.82 | 01/01/2026 | 06/30/2026 | ||
| 30319806 | A-1-B | IN | 68,109,030.00 | 33,386,758.00 | 32,274,038.00 | 04/01/2025 | 03/31/2026 | ||
| Total | Count = 52 | 1,046,936,749.24 | 458,828,171.04 | 460,760,558.88 | |||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 17 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| DELINQUENCY LOAN DETAIL |
| October 19, 2026 |
| Actual | Paid | Current P&I | Total P&I | Cumulative | Other Expense | Payment Workout | Most Recent | ||||||
| Principal | Through | Advances | Advances | Accrued Unpaid | Advances | Status | Strategy | Special Serv | Foreclosure | Bankruptcy | REO | ||
| Loan ID | OMCR | Balance | Date | (Net of ASER) | Outstanding | Interest Advances | Outstanding | (2) | (3) | Transfer Date | Date | Date | Date |
| 30507332 | 12 | 33,000,000.00 | 07/06/2026 | 77,085.94 | 236,396.88 | 40,957.46 | 11,335.17 | 2 | 1 | 03/10/2025 | |||
| 30506942 | 15 | 28,210,000.00 | 12/01/2025 | 38,003.52 | 416,680.71 | 11,543.37 | 13,500.00 | 3 | 2 | 11/08/2023 | |||
| 30507252 | 32 | 10,370,688.02 | 08/06/2026 | 49,157.12 | 98,313.49 | 266.95 | - | 1 | 0 | ||||
| 30507314 | 4A1 | 57,453,537.01 | 03/05/2026 | 251,483.55 | 1,919,334.71 | 57,782.42 | 568,965.04 | 3 | 7 | 02/28/2025 | 08/13/2026 | ||
| Total | Count = 4 | 129,034,225.03 | 415,730.13 | 2,670,725.79 | 110,550.20 | 593,800.21 | |||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 18 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| COLLATERAL PERFORMANCE - DELINQUENCY AND LOAN STATUS DETAIL |
| October 19, 2026 |
| Delinquent | |||||||||||||||
| (Does not include loans in Bankruptcy, Foreclosure, or REO) | |||||||||||||||
| 30 Day | 60 Day | 90 Day | 120+ Day | Bankruptcy | Foreclosure | REO | |||||||||
| Distribution | |||||||||||||||
| Date | Count | Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | |
| 1 | 10,341,186 | 1 | 33,000,000 | 0 | 0 | 2 | 85,070,116 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 10/19/2026 | |||||||||||||||
| 1.9% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 3.8% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 1 | 33,000,000 | 0 | 0 | 0 | 0 | 2 | 85,159,977 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 09/17/2026 | |||||||||||||||
| 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 3.8% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 0 | 0 | 1 | 33,000,000 | 0 | 0 | 2 | 85,242,317 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 08/17/2026 | |||||||||||||||
| 0.0% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 3.8% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 1 | 33,000,000 | 0 | 0 | 1 | 57,114,336 | 1 | 28,210,000 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 07/17/2026 | |||||||||||||||
| 1.9% | 0.0% | 0.0% | 0.0% | 1.9% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 0 | 0 | 1 | 57,203,237 | 1 | 33,000,000 | 1 | 28,210,000 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 06/17/2026 | |||||||||||||||
| 0.0% | 0.0% | 1.9% | 0.0% | 1.9% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 1 | 57,284,589 | 1 | 33,000,000 | 0 | 0 | 1 | 28,210,000 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 05/15/2026 | |||||||||||||||
| 1.9% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 1 | 33,000,000 | 0 | 0 | 1 | 28,210,000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 04/17/2026 | |||||||||||||||
| 1.9% | 0.0% | 0.0% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 1 | 10,400,000 | 1 | 28,210,000 | 0 | 0 | 1 | 33,000,000 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 03/17/2026 | |||||||||||||||
| 1.9% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 2 | 38,610,000 | 0 | 0 | 0 | 0 | 1 | 33,000,000 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 02/18/2026 | |||||||||||||||
| 3.8% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 1 | 28,210,000 | 0 | 0 | 0 | 0 | 1 | 33,000,000 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 01/16/2026 | |||||||||||||||
| 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 0 | 0 | 0 | 0 | 0 | 0 | 1 | 33,000,000 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 12/17/2025 | |||||||||||||||
| 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| 1 | 28,210,000 | 0 | 0 | 1 | 33,000,000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
| 11/18/2025 | |||||||||||||||
| 1.9% | 0.0% | 0.0% | 0.0% | 1.9% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | ||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 19 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| APPRAISAL REDUCTION DETAIL |
| October 19, 2026 |
| Beginning | Ending | Appraisal | Appraisal | Most Recent | Cumulative | |||
| Loan ID | OMCR | Property Name | Scheduled Balance | Scheduled Balance | Reduction Amount | Reduction Date | ASER Amount | ASER Amount |
| 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 15,731,076.74 | 09/10/2026 | 47,907.69 | 453,886.17 |
| 30507314 | 4A1 | Colonnade Corporate Center | 56,949,976.75 | 56,860,115.77 | 14,300,809.29 | 07/06/2026 | 54,194.11 | 220,389.38 |
| 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | 25,695.31 | 78,798.95 |
| Total | Count = 3 | 118,159,976.75 | 118,070,115.77 | 38,281,886.03 | 127,797.11 | 753,074.50 | ||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 20 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| HISTORICAL APPRAISAL REDUCTION DETAIL |
| October 19, 2026 |
| Distribution | Beginning | Ending | Appraisal | Appraisal | Most Recent | Cumulative | |||
| Date | Loan ID | OMCR | Property Name | Scheduled Balance Scheduled Balance Reduction Amount Reduction Date | ASER Amount | ASER Amount | |||
| 10/19/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | 25,695.31 | 78,798.95 |
| 10/19/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 15,731,076.74 | 09/10/2026 | 47,907.69 | 453,886.17 |
| 10/19/2026 | 30507314 | 4A1 | Colonnade Corporate Center | 56,949,976.75 | 56,860,115.77 | 14,300,809.29 | 07/06/2026 | 54,194.11 | 220,389.38 |
| 9/17/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | (25,695.31) | 53,103.64 |
| 9/17/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 15,731,076.74 | 09/10/2026 | 49,504.61 | 405,978.48 |
| 9/17/2026 | 30507314 | 4A1 | Colonnade Corporate Center | 57,032,317.27 | 56,949,976.75 | 14,300,809.29 | 07/06/2026 | 56,000.58 | 166,195.27 |
| 8/17/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | 26,551.82 | 78,798.95 |
| 8/17/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 10/13/2025 | 45,476.09 | 356,473.87 |
| 8/17/2026 | 30507314 | 4A1 | Colonnade Corporate Center | 57,114,336.44 | 57,032,317.27 | 14,300,809.29 | 07/06/2026 | 56,000.58 | 110,194.69 |
| 7/17/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | (50,534.11) | 52,247.13 |
| 7/17/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 10/13/2025 | 44,009.12 | 310,997.78 |
| 7/17/2026 | 30507314 | 4A1 | Colonnade Corporate Center | 57,203,237.14 | 57,114,336.44 | 14,300,809.29 | 07/13/2026 | 54,194.11 | 54,194.11 |
| 6/17/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | 26,551.82 | 102,781.24 |
| 6/17/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 10/13/2025 | 45,476.09 | 266,988.66 |
| 5/15/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | 25,695.31 | 76,229.42 |
| 5/15/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 10/13/2025 | 44,009.12 | 221,512.57 |
| 4/17/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | - | 50,534.11 |
| 4/17/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 10/13/2025 | 45,476.09 | 177,503.45 |
| 3/17/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | 23,982.29 | 50,534.11 |
| 3/17/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 10/13/2025 | 41,075.18 | 132,027.36 |
| 2/18/2026 | 30507332 | 12 | Culver City Fee | 33,000,000.00 | 33,000,000.00 | 8,250,000.00 | 01/12/2026 | 26,551.82 | 26,551.82 |
| 2/18/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 10/13/2025 | 1,466.97 | 90,952.18 |
| 1/16/2026 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 11/12/2025 | 45,476.09 | 89,485.21 |
| 12/17/2025 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 11/12/2025 | (22,944.77) | 44,009.12 |
| 11/18/2025 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 14,450,935.96 | 11/12/2025 | 45,476.09 | 66,953.89 |
| 10/20/2025 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 7,052,500.00 | 04/11/2025 | (22,909.66) | 21,477.80 |
| 9/17/2025 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 7,052,500.00 | 04/11/2025 | 22,193.73 | 44,387.46 |
| 8/15/2025 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 7,052,500.00 | 04/11/2025 | 715.93 | 22,193.73 |
| 7/17/2025 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 7,052,500.00 | 04/11/2025 | (715.93) | 21,477.80 |
| 6/17/2025 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 7,052,500.00 | 04/11/2025 | 715.93 | 22,193.73 |
| 5/16/2025 | 30506942 | 15 | Chase Tower | 28,210,000.00 | 28,210,000.00 | 7,052,500.00 | 04/11/2025 | 21,477.80 | 21,477.80 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 21 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| LOAN MODIFICATION DETAIL |
| October 19, 2026 |
| Modification | Modification | |||
| Loan ID | OMCR | Property Name | Date | Code (4) |
| 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 22 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| HISTORICAL LOAN MODIFICATION DETAIL |
| October 19, 2026 |
| Distribution | Modification | Modification | |||
| Date | Loan ID | OMCR | Property Name | Date | Code (4) |
| 10/19/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 09/17/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 08/17/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 07/17/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 06/17/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 05/15/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 04/17/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 03/17/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 02/18/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 01/16/2026 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 12/17/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 11/18/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 10/20/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 09/17/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 08/15/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 07/17/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 06/17/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 05/16/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 04/17/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 03/17/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| 02/18/2025 | 30319809 | 16A2 | iPark 84 Innovation Center | 12/19/2024 | 8 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 23 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| SPECIALLY SERVICED LOAN DETAIL |
| October 19, 2026 |
| Special Servicing | Ending | Ending | Most | Most Recent | Most Recent | Most Recent | |||
| Workout | Fee Amount | Scheduled | Actual | Recent | Valuation | Special Servicer | Master Servicer | ||
| Loan ID | OMCR | Strategy (3) | Plus Adjustments | Balance | Balance | Value | Date | Transfer Date | Return Date |
| 30506942 | 15 | 2 | 5,877.08 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/11/2026 | 11/08/2023 | |
| 30507152 | 25 | 11 | 3,500.00 | 13,758,259.44 | 13,758,259.44 | 22,000,000.00 | 01/28/2021 | 07/14/2026 | |
| 30507314 | 4A1 | 7 | 11,864.58 | 56,860,115.77 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 30507332 | 12 | 1 | 6,875.00 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| Total | Count = 4 | 28,116.66 | 131,828,375.21 | 132,421,796.45 | 207,500,000.00 | ||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 24 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| HISTORICAL SPECIALLY SERVICED LOANS |
| October 19, 2026 |
| Special Servicing | Ending | Ending | Most | Most Recent | Most Recent | Most Recent | ||||
| Distribution | Workout | Fee Amount | Scheduled | Actual | Recent | Valuation | Special Servicer | Master Servicer | ||
| Date | Loan ID | OMCR | Strategy (3) | Plus Adjustments | Balance | Balance | Value | Date | Transfer Date | Return Date |
| 03/17/2025 | 30319809 | 16A2 | 8 | - | 28,000,000.00 | 28,000,000.00 | 150,500,000.00 | 03/24/2021 | 11/22/2024 | 01/21/2025 |
| 02/18/2025 | 30319809 | 16A2 | 9 | 2,722.22 | 28,000,000.00 | 28,000,000.00 | 150,500,000.00 | 03/24/2021 | 11/22/2024 | |
| 01/17/2025 | 30319809 | 16A2 | 98 | 6,027.78 | 28,000,000.00 | 28,000,000.00 | 150,500,000.00 | 03/24/2021 | 11/22/2024 | |
| 12/17/2024 | 30319809 | 16A2 | 98 | 2,138.89 | 28,000,000.00 | 28,000,000.00 | 150,500,000.00 | 03/24/2021 | 11/22/2024 | |
| 10/19/2026 | 30506942 | 15 | 2 | 5,877.08 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/11/2026 | 11/08/2023 | |
| 09/17/2026 | 30506942 | 15 | 2 | 6,072.99 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/11/2026 | 11/08/2023 | |
| 08/17/2026 | 30506942 | 15 | 2 | 6,072.99 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 07/17/2026 | 30506942 | 15 | 2 | 5,877.08 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 06/17/2026 | 30506942 | 15 | 2 | 6,072.99 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 05/15/2026 | 30506942 | 15 | 2 | 5,877.08 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 04/17/2026 | 30506942 | 15 | 2 | 6,072.99 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 03/17/2026 | 30506942 | 15 | 2 | 5,485.28 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 02/18/2026 | 30506942 | 15 | 2 | - | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 01/16/2026 | 30506942 | 15 | 2 | 6,072.99 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 12/17/2025 | 30506942 | 15 | 2 | (6,072.99) | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 11/18/2025 | 30506942 | 15 | 2 | 6,072.99 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 10/20/2025 | 30506942 | 15 | 2 | (6,268.89) | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 09/17/2025 | 30506942 | 15 | 2 | 6,072.99 | 28,210,000.00 | 28,210,000.00 | 13,200,000.00 | 05/06/2025 | 11/08/2023 | |
| 08/15/2025 | 30506942 | 15 | 2 | 195.91 | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 07/17/2025 | 30506942 | 15 | 2 | (195.91) | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 06/17/2025 | 30506942 | 15 | 2 | 195.91 | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 05/16/2025 | 30506942 | 15 | 2 | 5,877.08 | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 04/17/2025 | 30506942 | 15 | 2 | (5,485.27) | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 03/17/2025 | 30506942 | 15 | 2 | 5,485.28 | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 02/18/2025 | 30506942 | 15 | 2 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 01/17/2025 | 30506942 | 15 | 2 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 12/17/2024 | 30506942 | 15 | 2 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 11/18/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 10/18/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 09/17/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 08/16/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 07/17/2024 | 30506942 | 15 | 2 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 25 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| HISTORICAL SPECIALLY SERVICED LOANS |
| October 19, 2026 |
| Special Servicing | Ending | Ending | Most | Most Recent | Most Recent | Most Recent | ||||
| Distribution | Workout | Fee Amount | Scheduled | Actual | Recent | Valuation | Special Servicer | Master Servicer | ||
| Date | Loan ID | OMCR | Strategy (3) | Plus Adjustments | Balance | Balance | Value | Date | Transfer Date | Return Date |
| 06/17/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 05/17/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 04/17/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 03/15/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 02/16/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 01/18/2024 | 30506942 | 15 | 98 | - | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 12/15/2023 | 30506942 | 15 | 98 | (0.20) | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 11/17/2023 | 30506942 | 15 | 98 | 1,175.42 | 28,210,000.00 | 28,210,000.00 | 43,400,000.00 | 03/02/2021 | 11/08/2023 | |
| 10/19/2026 | 30507152 | 25 | 11 | 3,500.00 | 13,758,259.44 | 13,758,259.44 | 22,000,000.00 | 01/28/2021 | 07/14/2026 | |
| 09/17/2026 | 30507152 | 25 | 11 | 3,500.00 | 13,780,389.45 | 13,780,389.45 | 22,000,000.00 | 01/28/2021 | 07/14/2026 | |
| 08/17/2026 | 30507152 | 25 | 11 | 2,483.87 | 13,800,861.73 | 13,821,261.28 | 22,000,000.00 | 01/28/2021 | 07/14/2026 | |
| 10/19/2026 | 30507314 | 4A1 | 7 | 11,864.58 | 56,860,115.77 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 09/17/2026 | 30507314 | 4A1 | 2 | 12,277.79 | 56,949,976.75 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 08/17/2026 | 30507314 | 4A1 | 2 | 12,295.45 | 57,032,317.27 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 07/17/2026 | 30507314 | 4A1 | 2 | 11,917.34 | 57,114,336.44 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 06/17/2026 | 30507314 | 4A1 | 2 | 12,332.10 | 57,203,237.14 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 05/15/2026 | 30507314 | 4A1 | 2 | 11,952.68 | 57,284,589.25 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 04/17/2026 | 30507314 | 4A1 | 2 | 12,368.47 | 57,372,846.85 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 03/17/2026 | 30507314 | 4A1 | 1 | (1,216.29) | 57,453,537.01 | 57,453,537.01 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 02/18/2026 | 30507314 | 4A1 | 1 | (12,059.22) | 57,555,650.27 | 57,555,650.27 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 01/16/2026 | 30507314 | 4A1 | 1 | 12,424.82 | 57,635,626.99 | 57,715,291.58 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 12/17/2025 | 30507314 | 4A1 | 1 | (418.41) | 57,715,291.58 | 57,715,291.58 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 11/18/2025 | 30507314 | 4A1 | 1 | 384.03 | 57,801,922.27 | 57,801,922.27 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 10/20/2025 | 30507314 | 4A1 | 1 | (419.42) | 57,880,937.85 | 57,880,937.85 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 09/17/2025 | 30507314 | 4A1 | 1 | (16.80) | 57,966,942.84 | 57,966,942.84 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 08/15/2025 | 30507314 | 4A1 | 98 | 385.91 | 58,045,314.38 | 58,045,314.38 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 07/17/2025 | 30507314 | 4A1 | 98 | (420.90) | 58,123,380.06 | 58,123,380.06 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 06/17/2025 | 30507314 | 4A1 | 98 | 387.17 | 58,208,469.26 | 58,208,469.26 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 05/16/2025 | 30507314 | 4A1 | 98 | (3,921.89) | 58,285,898.18 | 58,285,898.18 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 04/17/2025 | 30507314 | 4A1 | 98 | 12,582.38 | 58,370,373.49 | 58,370,373.49 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 03/17/2025 | 30507314 | 4A1 | 98 | 813.14 | 58,447,170.54 | 58,545,779.84 | 114,500,000.00 | 04/12/2021 | 02/28/2025 | |
| 10/19/2026 | 30507332 | 12 | 1 | 6,875.00 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 26 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| HISTORICAL SPECIALLY SERVICED LOANS |
| October 19, 2026 |
| Special Servicing | Ending | Ending | Most | Most Recent | Most Recent | Most Recent | ||||
| Distribution | Workout | Fee Amount | Scheduled | Actual | Recent | Valuation | Special Servicer | Master Servicer | ||
| Date | Loan ID | OMCR | Strategy (3) | Plus Adjustments | Balance | Balance | Value | Date | Transfer Date | Return Date |
| 09/17/2026 | 30507332 | 12 | 1 | (6,875.00) | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 08/17/2026 | 30507332 | 12 | 1 | 7,104.17 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 07/17/2026 | 30507332 | 12 | 1 | (14,208.34) | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 06/17/2026 | 30507332 | 12 | 1 | 7,104.17 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 05/15/2026 | 30507332 | 12 | 1 | 6,875.00 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 04/17/2026 | 30507332 | 12 | 1 | (41,479.18) | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 03/17/2026 | 30507332 | 12 | 1 | 6,416.67 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 02/18/2026 | 30507332 | 12 | 1 | 7,104.17 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 01/16/2026 | 30507332 | 12 | 2 | 7,104.17 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 12/17/2025 | 30507332 | 12 | 2 | 6,875.00 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 11/18/2025 | 30507332 | 12 | 2 | 7,104.17 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 10/20/2025 | 30507332 | 12 | 2 | 6,875.00 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 09/17/2025 | 30507332 | 12 | 2 | (6,875.00) | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 08/15/2025 | 30507332 | 12 | 2 | 7,104.17 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 07/17/2025 | 30507332 | 12 | 2 | (12,833.34) | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 06/17/2025 | 30507332 | 12 | 2 | 7,104.17 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 05/16/2025 | 30507332 | 12 | 2 | 6,875.00 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| 04/17/2025 | 30507332 | 12 | 2 | 5,729.17 | 33,000,000.00 | 33,000,000.00 | 57,800,000.00 | 02/26/2021 | 03/10/2025 | |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 27 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| UNSCHEDULED PRINCIPAL DETAIL |
| October 19, 2026 |
| Liquidation / | Liquid / Prepay | Principal | Principal | Prepayment Interest | Prepayment | Yield Maintenance | ||
| Loan ID | OMCR | Prepayment Date | Code (5) | Collections | Adjustments | Excess / (Shortfall) | Penalties (PPP) | Penalties (YM) |
| No Loans with Unscheduled Principal Activity to Report. | ||||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 28 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| HISTORICAL UNSCHEDULED PRINCIPAL DETAIL |
| October 19, 2026 |
| Distribution | Liquidation / | Liquid / Prepay | Principal | Principal | Prepayment Interest | Prepayment | Yield Maintenance | ||
| Date | Loan ID | OMCR | Prepayment Date | Code (5) | Collections | Adjustments | Excess / (Shortfall) | Penalties (PPP) | Penalties (YM) |
| 6/17/2026 | 30507299 | 28 | 06/01/2026 | 5 | 11,706,278.86 | - | - | - | - |
| 5/15/2026 | 30507306 | 10 | 05/01/2026 | 1 | 140,007.55 | - | - | - | - |
| 1/17/2025 | 30507233 | 26 | 01/01/2025 | 2 | 13,500,000.00 | - | - | - | - |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 29 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| LIQUIDATED LOAN DETAIL |
| October 19, 2026 |
| Beginning | Most | Liquidation | Net | Net | Realized | Date of | Loss with | ||||
| Scheduled | Recent | Sales | Proceeds | Liquidation | Proceeds | Loss to | Current | Current Cumulative | Cumulative | ||
| Loan ID | OMCR | Balance | Value | Price | Received | Expense | Available | Trust | Adj. to Loan | Adj. to Loan Adj. to Loan | Adj. to Trust |
| No Loans liquidated to Report. | |||||||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 30 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| HISTORICAL LIQUIDATED LOAN |
| October 19, 2026 |
| Beginning | Most | Liquidation | Net | Net | Realized | Date of | Loss with | ||||
| Distribution | Scheduled | Recent | Sales | Proceeds | Liquidation | Proceeds | Loss to | Current | Current Cumulative | Cumulative | |
| Date | Loan ID OMCR | Balance | Value | Price | Received | Expense | Available | Trust | Adj. to Loan | Adj. to Loan Adj. to Loan | Adj. to Trust |
| No Loans liquidated to Report. | |||||||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 31 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust |
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 |
| CREFC® INVESTOR REPORTING PACKAGE LEGENDS |
| 1|CREFC Investor Reporting Package Legends |
| October 19, 2026 |
| Code (5) |
| Property Type (1) | Workout Strategy (3) | Liquidation/Prepayment | |||
| MF | Multifamily | 1 | Modification | 1 | Partial Liquidation (Curtailment) |
| RT | Retail | 2 | Foreclosure | 2 | Payoff Prior To Maturity |
| HC | HealthCare | 3 | Bankruptcy | 3 | Disposition / Liquidation |
| IN | Industrial | 4 | Extension | 4 | Repurchase / Substitution |
| MH | Mobile Home Park | 5 | Note Sale | 5 | Full Payoff At Maturity |
| OF | Office | 6 | DPO | 6 | DPO |
| MU | Mixed Use | 7 | REO | 7 | Liquidation prior to 7/1/2006 |
| LO | Lodging | 8 | Resolved | 8 | Payoff With Penalty |
| SS | Self Storage | 9 | Pending Return to Master Servicer | 9 | Payoff With Yield Maintenance |
| SE | Securities | 10 | Deed In Lieu of Foreclosure | 10 | Curtailment With Penalty |
| CH | Cooperative Housing | 11 | Full Payoff | 11 | Curtailment With Yield Maintenance |
| ZZ | Missing Information | 12 | Reps and Warranties | ||
| SF | SF | 13 | TBD | ||
| WH | Warehouse | 98 | Other | ||
| OT | Other | ||||
| Modification Code (4) | |||||
| Payment Status of Loan (2) | |||||
| 1 | Maturity Date Extension | ||||
| A | In Grace Period | 2 | Amortization Change | ||
| B | Late, but less than 30 Days | 3 | Principal Write-Off | ||
| 0 | Current | 4 | Blank (formerly Combination) | ||
| 1 | 30-59 Days Delinquent | 5 | Temporary Rate Reduction | ||
| 2 | 60-89 Days Delinquent | 6 | Capitalization of Interest | ||
| 3 | 90-120 Days Delinquent | 7 | Capitalization of Taxes | ||
| 4 | Performing Matured Balloon | 8 | Other | ||
| 5 | Non Performing Matured Balloon | 9 | Combination | ||
| 6 | 121+ Days Delinquent | 10 | Forbearance | ||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 32 of 33 | © Copyright 2026 Citigroup |
| Benchmark 2021-B27 Mortgage Trust | |||
| Commercial Mortgage Pass-Through Certificates, Series 2021-B27 | October 19, 2026 | ||
| NOTES | |||
| No Notes available for this deal at this time. | |||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 33 of 33 | © Copyright 2026 Citigroup |