| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-8 |
| STATEMENT TO NOTEHOLDERS |
| October 26, 2026 |
| TRANSACTION PARTIES | ||
| Depositor: | Sequoia Residential Funding, Inc. | |
| Trustee: | Wilmington Trust, National Association | |
| Master Servicer: | CitiMortgage, Inc. | |
| Karen Schluter | Citibank, Agency and Trust | |
| (212) 816-5827 | 388 Greenwich Street Trading, 4th Floor | |
| karen.schluter@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. | Collateral Performance - Pool and Collections Summary | 8 |
| 5. | Stratification Detail | 9 |
| 6. | Collateral Performance - Delinquency and Loan Status History | 10 |
| 7. | Standard Prepayment and Default Information | 11 |
| 8. | Additional Reporting | 12 |
| 9. | Other Information | 13 |
| 10. | Notes | 14 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 1 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-8 | |
| DISTRIBUTION SUMMARY |
| October 26, 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 | 393,959,000.00 | 29,590,416.88 | 3.000000% | 30/360 | 73,976.04 | - | 129,121.27 | 203,097.31 | - | - | 29,461,295.61 |
| A-2 | 23,528,000.00 | - | 2.250000% | 30/360 | - | - | - | - | - | - | - |
| A-3 | 10,000,000.00 | 2,518,301.36 | 3.000000% | 30/360 | 6,295.75 | - | 10,988.90 | 17,284.65 | - | - | 2,507,312.46 |
| B-1 | 9,663,000.00 | 873,915.26 | 3.481774% | 30/360 | 2,535.65 | - | 13,504.32 | 16,039.97 | - | - | 860,410.94 |
| B-2 | 7,593,000.00 | 686,705.87 | 3.481774% | 30/360 | 1,992.46 | - | 10,611.44 | 12,603.90 | - | - | 676,094.43 |
| B-3 | 6,902,000.00 | 624,212.26 | 3.481774% | 30/360 | 1,811.14 | - | 9,645.74 | 11,456.88 | - | - | 614,566.52 |
| B-4 | 3,681,000.00 | 719,746.62 | 3.481774% | 30/360 | 2,088.33 | - | - | 2,088.33 | - | - | 719,746.62 |
| B-5 | 4,832,464.00 | 4,832,464.00 | 3.481774% | 30/360 | 14,021.29 | - | - | 14,021.29 | - | - | 4,832,464.00 |
| R | - | - | 0.000000% | - | - | - | - | - | - | - | - |
| LT-R | - | - | 0.000000% | - | - | - | - | - | - | - | - |
| Total | 460,158,464.00 | 39,845,762.25 | 102,720.66 | - | 173,871.67 | 276,592.33 | - | - | 39,671,890.58 | ||
| Notional | |||||||||||
| A-IO1 | 23,528,000.00 | - | 0.750000% | 30/360 | - | - | - | - | - | - | - |
| A-IO2 | 427,487,000.00 | 32,108,718.23 | 0.481774% | 30/360 | 12,890.94 | - | - | 12,890.94 | - | (140,110.17) | 31,968,608.06 |
| Total | 451,015,000.00 | 32,108,718.23 | 12,890.94 | - | - | 12,890.94 | - | (140,110.17) | 31,968,608.06 | ||
| Grand Total | 911,173,464.00 | 71,954,480.48 | 115,611.60 | - | 173,871.67 | 289,483.27 | - | (140,110.17) | 71,640,498.64 | ||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 2 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-8 |
| DISTRIBUTION SUMMARY - FACTORS |
| October 26, 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 | 81745EAA7 | 09/30/2026 | 0.18777599 | - | 0.32775307 | 0.51552905 | - | - | 74.78264390 |
| A-2 | 81745EAK5 | 09/30/2026 | - | - | - | - | - | - | - |
| A-3 | 81745EAL3 | 09/30/2026 | 0.62957500 | - | 1.09889000 | 1.72846500 | - | - | 250.73124600 |
| A-IO1 | 81745EAB5 | 09/30/2026 | - | - | - | - | - | - | - |
| A-IO2 | 81745VAA9 | 09/30/2026 | 0.03015516 | - | - | 0.03015516 | - | - | 74.78264382 |
| B-1 | 81745EAC3 | 09/30/2026 | 0.26240815 | - | 1.39752872 | 1.65993687 | - | - | 89.04180275 |
| B-2 | 81745EAD1 | 09/30/2026 | 0.26240748 | - | 1.39752930 | 1.65993678 | - | - | 89.04180561 |
| B-3 | 81745EAE9 | 09/30/2026 | 0.26240800 | - | 1.39752825 | 1.65993625 | - | - | 89.04180238 |
| B-4 | 81745EAF6 | 09/30/2026 | 0.56732681 | - | - | 0.56732681 | - | - | 195.53018745 |
| B-5 | 81745EAG4 | 09/30/2026 | 2.90147842 | - | - | 2.90147842 | - | - | 1,000.00000000 |
| R | 81745EAH2 | 09/30/2026 | - | - | - | - | - | - | - |
| LT-R | 81745EAJ8 | 09/30/2026 | - | - | - | - | - | - | - |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 3 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-8 |
| DISTRIBUTION INFORMATION - INTEREST DETAIL |
| October 26, 2026 |
| Rate | Interest | Shortfall | Paid | |||||||||
| Accrual | Net | Accreted/ | Non | Carry | ||||||||
| Class | Current | Next | Dates | Accrued | Deferred | Recovered | Forward | Accrued | Carry Forward | Total | ||
| A-1 | 3.00000% | 3.00000% | 09/01-09/30 | 73,976.04 | - | - | - | 73,976.04 | - | 73,976.04 | ||
| A-2 | 2.25000% | 2.25000% | 09/01-09/30 | - | - | - | - | - | - | - | ||
| A-3 | 3.00000% | 3.00000% | 09/01-09/30 | 6,295.75 | - | - | - | 6,295.75 | - | 6,295.75 | ||
| B-1 | 3.48177% | 3.48188% | 09/01-09/30 | 2,535.65 | - | - | - | 2,535.65 | - | 2,535.65 | ||
| B-2 | 3.48177% | 3.48188% | 09/01-09/30 | 1,992.46 | - | - | - | 1,992.46 | - | 1,992.46 | ||
| B-3 | 3.48177% | 3.48188% | 09/01-09/30 | 1,811.14 | - | - | - | 1,811.14 | - | 1,811.14 | ||
| B-4 | 3.48177% | 3.48188% | 09/01-09/30 | 2,088.33 | - | - | - | 2,088.33 | - | 2,088.33 | ||
| B-5 | 3.48177% | 3.48188% | 09/01-09/30 | 14,021.29 | - | - | - | 14,021.29 | - | 14,021.29 | ||
| R | 0.00000% | 0.00000% | 09/01-09/30 | - | - | - | - | - | - | - | ||
| LT-R | 0.00000% | 0.00000% | 09/01-09/30 | - | - | - | - | - | - | - | ||
| Total | 102,720.66 | - | - | - | 102,720.66 | - | 102,720.66 | |||||
| Notional | ||||||||||||
| A-IO1 | 0.75000% | 0.75000% | 09/01-09/30 | - | - | - | - | - | - | - | ||
| A-IO2 | 0.48177% | 0.48188% | 09/01-09/30 | 12,890.94 | - | - | - | 12,890.94 | - | 12,890.94 | ||
| Total | 12,890.94 | - | - | - | 12,890.94 | - | 12,890.94 | |||||
| Grand Total | 115,611.60 | - | - | - | 115,611.60 | - | 115,611.60 | |||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 4 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-8 |
| DISTRIBUTION INFORMATION - INTEREST SHORTFALL DETAIL |
| October 26, 2026 |
| Carry Forward Interest | ||||||
| Non-Recov | ||||||
| Class | Shortall | Prior | Int. on Prior | New | Paid | Outstanding |
| A-1 | - | - | - | - | - | - |
| A-2 | - | - | - | - | - | - |
| A-3 | - | - | - | - | - | - |
| B-1 | - | - | - | - | - | - |
| B-2 | - | - | - | - | - | - |
| B-3 | - | - | - | - | - | - |
| B-4 | - | - | - | - | - | - |
| B-5 | - | 939.36 | - | - | - | 939.36 |
| R | - | - | - | - | - | - |
| LT-R | - | - | - | - | - | - |
| Total | - | 939.36 | - | - | - | 939.36 |
| Notional | ||||||
| A-IO1 | - | - | - | - | - | - |
| A-IO2 | - | - | - | - | - | - |
| Total | - | - | - | - | - | - |
| Grand Total | - | 939.36 | - | - | - | 939.36 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 5 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-8 |
| DISTRIBUTION INFORMATION - PRINCIPAL DETAIL |
| October 26, 2026 |
| Accretion | ||||||||||
| & | ||||||||||
| Prior | Non-Cash | |||||||||
| Cumulative | Balance | Cumulative | ||||||||
| Prior | Realized | Scheduled | Unscheduled | Principal | Increase/ | Current | Realized | |||
| Class | Balance | Loss | Principal | Principal | Distributed | Realized Loss | (Recovery) | (Decrease) | Balance | Loss |
| A-1 | 29,590,416.88 | - | 125,591.74 | 3,529.53 | 129,121.27 | - | - | - | 29,461,295.61 | - |
| A-2 | - | - | - | - | - | - | - | - | - | - |
| A-3 | 2,518,301.36 | - | 10,688.52 | 300.38 | 10,988.90 | - | - | - | 2,507,312.46 | - |
| B-1 | 873,915.26 | - | 13,135.18 | 369.14 | 13,504.32 | - | - | - | 860,410.94 | - |
| B-2 | 686,705.87 | - | 10,321.37 | 290.06 | 10,611.44 | - | - | - | 676,094.43 | - |
| B-3 | 624,212.26 | - | 9,382.08 | 263.67 | 9,645.74 | - | - | - | 614,566.52 | - |
| B-4 | 719,746.62 | - | - | - | - | - | - | - | 719,746.62 | - |
| B-5 | 4,832,464.00 | - | - | - | - | - | - | - | 4,832,464.00 | - |
| R | - | - | - | - | - | - | - | - | - | - |
| LT-R | - | - | - | - | - | - | - | - | - | - |
| Total | 39,845,762.25 | - | 169,118.89 | 4,752.78 | 173,871.67 | - | - | - | 39,671,890.58 | - |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 6 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-8 | |
| RECONCILIATION DETAIL |
| October 26, 2026 |
| SOURCE OF FUNDS | ALLOCATION OF FUNDS | |||||
| Interest Funds Available | Scheduled Fees | |||||
| Scheduled Interest | 124,576.87 | Master Servicing Fee | 0.00 | |||
| Uncompensated PPIS | 0.00 | Servicing Fee | 8,301.17 | |||
| Relief Act Shortfall | 0.00 | Trustee Fee | 39.82 | |||
| Losses in Excess of Principal Balance | 0.00 | Securities Adminstrator Fee | 624.28 | |||
| Stop Advance Interest | 0.00 | |||||
| Total Scheduled Fees | 8,965.27 | |||||
| Other Interest Amounts | 0.00 | |||||
| Additional Fees, Expenses, etc. | ||||||
| Total Interest Funds Available | 124,576.87 | Trust Fund Expenses | 0.00 | |||
| Principal Funds Available | Other Expenses | 0.00 | ||||
| Scheduled Principal | 169,118.89 | |||||
| Total Additional Fees, Expenses, etc. | - | |||||
| Curtailments | 4,737.49 | |||||
| Distributions | ||||||
| Curtailments Adjustments | 15.30 | |||||
| Interest Distribution | 115,611.60 | |||||
| Prepayments in Full | 0.00 | |||||
| Principal Distribution | 173,871.68 | |||||
| Liquidation Principal | 0.00 | |||||
| Repurchased Principal | 0.00 | Total Distributions | 289,483.28 | |||
| Other Principal | 0.00 | |||||
| Substitution Principal | 0.00 | |||||
| Principal Losses and Forgiveness | 0.00 | |||||
| Subsequent Recoveries / (Losses) | 0.00 | |||||
| Total Principal Funds Available | 173,871.68 | |||||
| Total Funds Available | 298,448.55 | |||||
| Total Funds Allocated | 298,448.55 | |||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 7 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-8 |
| COLLATERAL PERFORMANCE - POOL AND COLLECTIONS SUMMARY |
| October 26, 2026 |
| Deal | Initial | Beginning | Ending | Initial | Beginning | Ending | ||
| Count | 603 | 76 | 76 | Remaining Term | 357 | 198 | 197 | |
| Scheduled | 460,158,464.20 | 39,845,762.37 | 39,671,890.69 | Gross Rate | 3.83455% | 3.75177% | 3.75188% | |
| Actual | 460,158,464.20 | 39,935,576.73 | 39,755,109.00 | Net Rate | 3.56455% | 3.48177% | 3.48188% | |
| Interest Bearing | 460,158,464.20 | 39,845,762.37 | 39,671,890.69 | |||||
| Principal Collections | Realized Losses | Interest Collections | ||||||
| Scheduled Principal | 169,118.89 | Principal Losses and | Scheduled Interest | 124,576.87 | ||||
| - | ||||||||
| Forgiveness | ||||||||
| Curtailments | 4,737.49 | Less: | ||||||
| Losses in Excess of Principal | ||||||||
| Curtailments Adjustments | 15.30 | - | Servicing Fee | 8,301.17 | ||||
| Balance | ||||||||
| Prepayments in Full | - | Subsequent (Recoveries) / | Trustee Fee | 39.82 | ||||
| - | ||||||||
| Losses | ||||||||
| Liquidation Principal | - | Securities Adminstrator Fee | 624.28 | |||||
| Cumulative Realized Losses | - | |||||||
| Repurchased Principal | - | Uncompensated PPIS | - | |||||
| Other Principal | - | Relief Act Shortfall | - | |||||
| Substitution Principal | - | Other Expenses | - | |||||
| Principal Losses and Forgiveness | - | Losses in Excess of Principal Balance | - | |||||
| Subsequent Recoveries / (Losses) | - | Stop Advance Interest | - | |||||
| Other Interest Amounts | - | |||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 8 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-8 | |
| STRATIFICATION DETAIL |
| October 26, 2026 |
| Loan Rate | |||||
| Asset | Ending Scheduled | % of | |||
| Loan Rate Range | Count | Balance | Agg.Bal. | WAC | WAM |
| 3.00 or Less | 1 | 110,760.46 | 0.28 | 3.0000 | 20 |
| 3.01 to 3.50 | 10 | 7,010,772.48 | 17.67 | 3.4345 | 198 |
| 3.51 to 4.00 | 62 | 30,896,901.68 | 77.88 | 3.8042 | 197 |
| 4.01 to 4.50 | 3 | 1,653,456.07 | 4.17 | 4.1705 | 198 |
| 4.51 to 5.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 5.01 to 5.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 5.51 to 6.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 6.01 to 6.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 6.51 to 7.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 7.01 to 7.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 7.51 to 8.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 8.01 or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| Total | 76 | 39,671,890.69 | 100.00 | 3.7519 | 196 |
| Ending Schedule Balance | |||||
| Ending Schedule Balance | Asset | Ending Scheduled | % of | ||
| Range | Count | Balance | Agg.Bal. | WAC | WAM |
| 1 to 200,000 | 2 | 212,343.09 | 0.54 | 3.4784 | 105 |
| 200,001 to 400,000 | 16 | 5,606,138.05 | 14.13 | 3.7683 | 190 |
| 400,001 to 600,000 | 37 | 18,283,597.44 | 46.09 | 3.8036 | 198 |
| 600,001 to 800,000 | 16 | 10,951,020.79 | 27.60 | 3.6875 | 198 |
| 800,001 to 1,000,000 | 4 | 3,449,798.14 | 8.70 | 3.7574 | 197 |
| 1,000,001 to 1,200,000 | 1 | 1,168,993.18 | 2.95 | 3.5000 | 198 |
| 1,200,001 to 1,400,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 1,400,001 to 1,600,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 1,600,001 to 1,800,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 1,800,001 to 2,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| 2,000,001 or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 |
| Total | 76 | 39,671,890.69 | 100.00 | 3.7519 | 196 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 9 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-8 |
| COLLATERAL PERFORMANCE - DELINQUENCY AND LOAN STATUS HISTORY |
| October 26, 2026 |
| Delinquent | ||||||||||||||||||
| (Does not include loans in Bankruptcy, Foreclosure, or REO) | ||||||||||||||||||
| 30 Day | 60 Day | 90 Day | 120 Day | 150 Day | 180+ Day | Bankruptcy | Foreclosure | REO | ||||||||||
| Distribution | ||||||||||||||||||
| Date | Count | Balance | Count | Balance | Count Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | Count | Balance | |
| 1 | 341,492 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 396,067 | 0 | 0 | |
| 10/26/2026 | ||||||||||||||||||
| 1.32% | 0.86% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.32% | 1.00% | 0.00% | 0.00% | |
| 1 | 356,561 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 397,468 | 0 | 0 | |
| 09/25/2026 | ||||||||||||||||||
| 1.32% | 0.90% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.32% | 1.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 398,865 | 0 | 0 | |
| 08/25/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.32% | 1.00% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 400,256 | 0 | 0 | |
| 07/27/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.28% | 0.97% | 0.00% | 0.00% | |
| 1 | 346,447 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 401,644 | 0 | 0 | |
| 06/25/2026 | ||||||||||||||||||
| 1.28% | 0.84% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.28% | 0.97% | 0.00% | 0.00% | |
| 1 | 347,676 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 403,026 | 0 | 0 | |
| 05/26/2026 | ||||||||||||||||||
| 1.27% | 0.82% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.27% | 0.95% | 0.00% | 0.00% | |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 404,404 | 0 | 0 | |
| 04/27/2026 | ||||||||||||||||||
| 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.25% | 0.95% | 0.00% | 0.00% | |
| 1 | 350,123 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 405,778 | 0 | 0 | |
| 03/25/2026 | ||||||||||||||||||
| 1.25% | 0.82% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.25% | 0.94% | 0.00% | 0.00% | |
| 2 | 735,664 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 407,147 | 0 | 0 | |
| 02/25/2026 | ||||||||||||||||||
| 2.50% | 1.71% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.25% | 0.94% | 0.00% | 0.00% | |
| 1 | 388,243 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 408,511 | 0 | 0 | |
| 01/26/2026 | ||||||||||||||||||
| 1.25% | 0.90% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.25% | 0.94% | 0.00% | 0.00% | |
| 1 | 392,151 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 409,871 | 0 | 0 | |
| 12/26/2025 | ||||||||||||||||||
| 1.24% | 0.89% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.24% | 0.93% | 0.00% | 0.00% | |
| 1 | 396,047 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 411,226 | 0 | 0 | |
| 11/25/2025 | ||||||||||||||||||
| 1.24% | 0.90% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.24% | 0.93% | 0.00% | 0.00% | |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 10 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust |
| Mortgage Pass-Through Certificates, Series 2013-8 |
| STANDARD PREPAYMENT AND DEFAULT INFORMATION |
| October 26, 2026 |
| Wtd. Avg. | Current | ||||||||||
| Payment | Age | Collateral | Scheduled | Unscheduled | Liquidation | ||||||
| Date | (Months) | Balance | Principal | Principal | Principal | SMM | CPR | PSA | MDR | CDR | SDA |
| 26-Oct-2026 | 161.52 | 39,671,890.69 | 169,118.89 | 4,752.79 | - | 0.012% | 0.144% | 2% | 0.000% | 0.000% | 0% |
| 25-Sep-2026 | 160.52 | 39,845,762.37 | 168,596.68 | (450.41) | - | -0.001% | -0.014% | 0% | 0.000% | 0.000% | 0% |
| 25-Aug-2026 | 159.51 | 40,013,908.64 | 171,847.08 | 1,074,258.80 | - | 2.615% | 27.234% | 454% | 0.000% | 0.000% | 0% |
| 27-Jul-2026 | 158.51 | 41,260,014.52 | 171,300.59 | 4,594.03 | - | 0.011% | 0.134% | 2% | 0.000% | 0.000% | 0% |
| 25-Jun-2026 | 157.51 | 41,435,909.14 | 173,340.80 | 716,600.90 | - | 1.700% | 18.597% | 310% | 0.000% | 0.000% | 0% |
| 26-May-2026 | 156.51 | 42,325,850.84 | 175,026.45 | 300,077.05 | - | 0.704% | 8.128% | 135% | 0.000% | 0.000% | 0% |
| 27-Apr-2026 | 155.51 | 42,800,954.34 | 174,485.65 | (280.82) | - | -0.001% | -0.008% | 0% | 0.000% | 0.000% | 0% |
| 25-Mar-2026 | 154.51 | 42,975,159.17 | 173,927.44 | 5,773.31 | - | 0.013% | 0.161% | 3% | 0.000% | 0.000% | 0% |
| 25-Feb-2026 | 153.51 | 43,154,859.92 | 173,272.29 | 36,637.24 | - | 0.085% | 1.013% | 17% | 0.000% | 0.000% | 0% |
| 26-Jan-2026 | 152.50 | 43,364,769.45 | 174,303.34 | 457,925.54 | - | 1.045% | 11.843% | 197% | 0.000% | 0.000% | 0% |
| 26-Dec-2025 | 151.50 | 43,996,998.33 | 173,751.80 | 3,785.51 | - | 0.009% | 0.103% | 2% | 0.000% | 0.000% | 0% |
| 25-Nov-2025 | 150.50 | 44,174,535.64 | 173,202.14 | 3,743.54 | - | 0.008% | 0.102% | 2% | 0.000% | 0.000% | 0% |
| 27-Oct-2025 | 149.50 | 44,351,481.32 | 172,670.69 | (1,592.92) | - | -0.004% | -0.043% | -1% | 0.000% | 0.000% | 0% |
| SMM (Single Month Mortality) = (Beginning Balance - Ending Balance - Scheduled Principal) / (Beginning Balance - Scheduled Principal) | MDR (Monthly Default Rate) = Beginning Balance of Liquidated Asset / Total Beginning Balance | ||||||||||
| CPR (Constant Prepayment Rate) = 1 - ((1-SMM)^12) | CDR (Conditional Default Rate) = 1 - ((1-MDR)^12) | ||||||||||
| PSA (Public Securities Association) = CPR / (min(.2% * Age, 6%)) | SDA (Standard Default Assumption) = CDR / (min(.2% * Age, 6%)) | ||||||||||
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 11 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-8 | |
| ADDITIONAL REPORTING |
| October 26, 2026 |
| Amount Remaining Funds |
| 289,483.28 |
| Waterfall Detail | ||
| Available Distribution Amount | ||
| Senior Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -93,162.73 | 196,320.55 |
| Senior Certificates, the Senior Principal Distribution Amount | -140,110.18 | 56,210.37 |
| Class B-1 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -2,535.65 | 53,674.72 |
| Class B-1 Certificates, the Subordinate Principal Distribution Amount | -13,504.32 | 40,170.40 |
| Class B-2 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -1,992.46 | 38,177.94 |
| Class B-2 Certificates, the Subordinate Principal Distribution Amount | -10,611.44 | 27,566.50 |
| Class B-3 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -1,811.14 | 25,755.36 |
| Class B-3 Certificates, the Subordinate Principal Distribution Amount | -9,645.74 | 16,109.62 |
| Class B-4 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -2,088.33 | 14,021.29 |
| Class B-4 Certificates, the Subordinate Principal Distribution Amount | 0.00 | 14,021.29 |
| Class B-5 Certificates, the Interest Distribution Amount and unpaid Interest Shortfalls | -14,021.29 | 0.00 |
| Class B-5 Certificates, the Subordinate Principal Distribution Amount | 0.00 | 0.00 |
| Class LT-R and R Certificates, any remaining amounts | 0.00 | 0.00 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 12 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-8 | |
| OTHER INFORMATION |
| October 26, 2026 |
| Principal Percentages | |
| Beginning Senior Percentage | 80.582517% |
| Beginning Subordinate Percentage | 19.417483% |
| Senior Prepayment Percentage | 80.582517% |
| Subordinate Prepayment Percentage | 19.417483% |
| Other Information | |
| Step-Down Test satisfied? | Y |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 13 of 14 | © Copyright 2026 Citigroup |
| Sequoia Mortgage Trust | |
| Mortgage Pass-Through Certificates, Series 2013-8 | |
| NOTES | |
| No Notes available for this deal at this time. |
| October 26, 2026 |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 14 of 14 | © Copyright 2026 Citigroup |