| Changes in Accumulated Other Comprehensive Income (Loss) (Exelon) The following table presents changes in Exelon's AOCI, net of tax, by component: | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2025 | Cash Flow Hedges | | Pension and Non-Pension Postretirement Benefit Plan Items(a) | | | | Total | | Balance at March 31, 2025 | $ | 37 | | | $ | (755) | | | | | $ | (718) | | | OCI before reclassifications | (4) | | | 1 | | | | | (3) | | | Amounts reclassified from AOCI | (2) | | | 5 | | | | | 3 | | | Net current-period OCI | (6) | | | 6 | | | | | — | | | Balance at June 30, 2025 | $ | 31 | | | $ | (749) | | | | | $ | (718) | |
| | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2024 | Cash Flow Hedges | | Pension and Non-Pension Postretirement Benefit Plan Items(a) | | | | Total | | Balance at March 31, 2024 | $ | 30 | | | $ | (742) | | | | | $ | (712) | | | OCI before reclassifications | (2) | | | (2) | | | | | (4) | | | Amounts reclassified from AOCI | (1) | | | 5 | | | | | 4 | | | Net current-period OCI | (3) | | | 3 | | | | | — | | | Balance at June 30, 2024 | $ | 27 | | | $ | (739) | | | | | $ | (712) | |
| | | | | | | | | | | | | | | | | | | | | | | | | | Six Months Ended June 30, 2025 | Cash Flow Hedges | | Pension and Non-Pension Postretirement Benefit Plan Items(a) | | | | | | Total | | | | | Balance at December 31, 2024 | $ | 45 | | | $ | (765) | | | | | | | $ | (720) | | | | | | OCI before reclassifications | (11) | | | 5 | | | | | | | (6) | | | | | | Amounts reclassified from AOCI | (3) | | | 11 | | | | | | | 8 | | | | | | Net current-period OCI | $ | (14) | | | $ | 16 | | | | | | | $ | 2 | | | | | | Balance at June 30, 2025 | $ | 31 | | | $ | (749) | | | | | | | $ | (718) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | Six Months Ended June 30, 2024 | Cash Flow Hedges | | Pension and Non-Pension Postretirement Benefit Plan Items(a) | | Total | | Balance at December 31, 2023 | $ | (3) | | | $ | (723) | | | $ | (726) | | | OCI before reclassifications | 32 | | | (26) | | | 6 | | | Amounts reclassified from AOCI | (2) | | | 10 | | | 8 | | | Net current-period OCI | $ | 30 | | | $ | (16) | | | $ | 14 | | | Balance at June 30, 2024 | $ | 27 | | | $ | (739) | | | $ | (712) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
__________ (a)This AOCI component is included in the computation of net periodic pension and OPEB cost. See Note 14 — Retirement Benefits and Note 7 — Retirement Benefits of the 2024 Form 10-K for additional information. See Exelon's Statements of Operations and Comprehensive Income for individual components of AOCI. The following table presents Income tax benefit (expense) allocated to each component of Exelon's Other comprehensive income (loss): | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, | | Six Months Ended June 30, | | 2025 | | 2024 | | 2025 | | 2024 | | Pension and non-pension postretirement benefit plans: | | | | | | | | | | | | | | | | | Actuarial losses reclassified to periodic benefit cost | $ | (2) | | | $ | (2) | | | $ | (4) | | | $ | (4) | | | Pension and non-pension postretirement benefit plans valuation adjustments | — | | | — | | | (2) | | | 8 | | | Unrealized gains on cash flow hedges | — | | | — | | | 2 | | | (10) | | | | | | | | | |
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