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Securities (Tables) | 9 Months Ended
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Sep. 30, 2025
Investments, Debt and Equity Securities [Abstract] |
Schedule of Debt Securities, Available-for-Sale | The following tables present the amortized cost, gross unrealized gains and losses, allowance for credit losses, and fair value by major categories of AFS and HTM debt securities as of September 30, 2025 and December 31, 2024:
|  | September 30, 2025
($ in thousands) |  | Amortized Cost (1) |  |  |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Allowance for Credit Losses |  | Fair Value
AFS debt securities: |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | $ | 875,577 |  |  |  |  | $ | 640 |  |  | $ | (20,002) |  |  | $ | — |  |  | $ | 856,215 |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | 288,368 |  |  |  |  | — |  |  | (31,982) |  |  | — |  |  | 256,386 |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities (2): |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 359,373 |  |  |  |  | 97 |  |  | (31,039) |  |  | — |  |  | 328,431 |
Residential mortgage-backed securities |  | 9,816,928 |  |  |  |  | 56,707 |  |  | (190,200) |  |  | — |  |  | 9,683,435 |
Municipal securities |  | 282,015 |  |  |  |  | 21 |  |  | (36,854) |  |  | — |  |  | 245,182 |
Non-agency mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 224,699 |  |  |  |  | — |  |  | (23,706) |  |  | (3,000) |  |  | 197,993 |
Residential mortgage-backed securities |  | 466,826 |  |  |  |  | — |  |  | (63,148) |  |  | — |  |  | 403,678 |
Corporate debt securities |  | 596,900 |  |  |  |  | — |  |  | (96,030) |  |  | — |  |  | 500,870 |
Foreign government bonds |  | 245,978 |  |  |  |  | 617 |  |  | (9,576) |  |  | — |  |  | 237,019 |
Asset-backed securities |  | 32,649 |  |  |  |  | — |  |  | (706) |  |  | — |  |  | 31,943 |
Total AFS debt securities |  | 13,189,313 |  |  |  |  | 58,082 |  |  | (503,243) |  |  | (3,000) |  |  | 12,741,152 |
HTM debt securities: |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | 539,255 |  |  |  |  | — |  |  | (19,455) |  |  | — |  |  | 519,800 |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | 1,006,602 |  |  |  |  | — |  |  | (152,505) |  |  | — |  |  | 854,097 |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities (3): |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 476,530 |  |  |  |  | — |  |  | (71,706) |  |  | — |  |  | 404,824 |
Residential mortgage-backed securities |  | 672,283 |  |  |  |  | — |  |  | (129,010) |  |  | — |  |  | 543,273 |
Municipal securities |  | 186,012 |  |  |  |  | — |  |  | (40,644) |  |  | — |  |  | 145,368 |
Total HTM debt securities |  | 2,880,682 |  |  |  |  | — |  |  | (413,320) |  |  | — |  |  | 2,467,362 |
Total debt securities |  | $ | 16,069,995 |  |  |  |  | $ | 58,082 |  |  | $ | (916,563) |  |  | $ | (3,000) |  |  | $ | 15,208,514 |
Refer to table footnotes on the following page.
|  | December 31, 2024
($ in thousands) |  | Amortized Cost (1) |  |  |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
AFS debt securities: |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | $ | 676,300 |  |  |  |  | $ | — |  |  | $ | (38,035) |  |  | $ | 638,265 |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | 308,220 |  |  |  |  | — |  |  | (45,633) |  |  | 262,587 |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities (2): |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 472,535 |  |  |  |  | 886 |  |  | (47,207) |  |  | 426,214 |
Residential mortgage-backed securities |  | 7,974,768 |  |  |  |  | 12,278 |  |  | (248,786) |  |  | 7,738,260 |
Municipal securities |  | 287,301 |  |  |  |  | 38 |  |  | (37,186) |  |  | 250,153 |
Non-agency mortgage-backed securities: |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 294,235 |  |  |  |  | 2 |  |  | (35,767) |  |  | 258,470 |
Residential mortgage-backed securities |  | 514,527 |  |  |  |  | — |  |  | (80,919) |  |  | 433,608 |
Corporate debt securities |  | 653,500 |  |  |  |  | — |  |  | (127,334) |  |  | 526,166 |
Foreign government bonds |  | 244,803 |  |  |  |  | 2,069 |  |  | (12,992) |  |  | 233,880 |
Asset-backed securities |  | 35,086 |  |  |  |  | — |  |  | (371) |  |  | 34,715 |
CLOs |  | 44,500 |  |  |  |  | — |  |  | (7) |  |  | 44,493 |
Total AFS debt securities |  | 11,505,775 |  |  |  |  | 15,273 |  |  | (674,237) |  |  | 10,846,811 |
HTM debt securities: |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | 535,080 |  |  |  |  | — |  |  | (35,222) |  |  | 499,858 |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | 1,004,479 |  |  |  |  | — |  |  | (200,259) |  |  | 804,220 |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities (3): |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 486,388 |  |  |  |  | — |  |  | (91,461) |  |  | 394,927 |
Residential mortgage-backed securities |  | 703,833 |  |  |  |  | — |  |  | (155,626) |  |  | 548,207 |
Municipal securities |  | 187,633 |  |  |  |  | — |  |  | (47,091) |  |  | 140,542 |
Total HTM debt securities |  | 2,917,413 |  |  |  |  | — |  |  | (529,659) |  |  | 2,387,754 |
Total debt securities |  | $ | 14,423,188 |  |  |  |  | $ | 15,273 |  |  | $ | (1,203,896) |  |  | $ | 13,234,565 |
(1)Amortized cost excludes accrued interest receivables which are presented within Other assets on the Consolidated Balance Sheet. As of September 30, 2025 and December 31, 2024, the accrued interest receivables were $47 million and $45 million, respectively. For the Company’s accounting policy related to debt securities’ accrued interest receivables, see Note 1 — Summary of Significant Accounting Policies — Significant Accounting Policies — Allowance for Credit Losses on Available-for-Sale Debt Securities and Allowance for Credit Losses on Held-to-Maturity Debt Securities to the Consolidated Financial Statements in the Company’s 2024 Form 10-K. (2)Includes GNMA AFS debt securities totaling $9.1 billion of both amortized cost and fair value as of September 30, 2025, and $7.3 billion of amortized cost and $7.2 billion of fair value as of December 31, 2024. (3)Includes GNMA HTM debt securities totaling $81 million of amortized cost and $66 million of fair value as of September 30, 2025, and $86 million of amortized cost and $68 million of fair value as of December 31, 2024.
Schedule of Debt Securities, Held-to-Maturity | The following tables present the amortized cost, gross unrealized gains and losses, allowance for credit losses, and fair value by major categories of AFS and HTM debt securities as of September 30, 2025 and December 31, 2024:
|  | September 30, 2025
($ in thousands) |  | Amortized Cost (1) |  |  |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Allowance for Credit Losses |  | Fair Value
AFS debt securities: |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | $ | 875,577 |  |  |  |  | $ | 640 |  |  | $ | (20,002) |  |  | $ | — |  |  | $ | 856,215 |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | 288,368 |  |  |  |  | — |  |  | (31,982) |  |  | — |  |  | 256,386 |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities (2): |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 359,373 |  |  |  |  | 97 |  |  | (31,039) |  |  | — |  |  | 328,431 |
Residential mortgage-backed securities |  | 9,816,928 |  |  |  |  | 56,707 |  |  | (190,200) |  |  | — |  |  | 9,683,435 |
Municipal securities |  | 282,015 |  |  |  |  | 21 |  |  | (36,854) |  |  | — |  |  | 245,182 |
Non-agency mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 224,699 |  |  |  |  | — |  |  | (23,706) |  |  | (3,000) |  |  | 197,993 |
Residential mortgage-backed securities |  | 466,826 |  |  |  |  | — |  |  | (63,148) |  |  | — |  |  | 403,678 |
Corporate debt securities |  | 596,900 |  |  |  |  | — |  |  | (96,030) |  |  | — |  |  | 500,870 |
Foreign government bonds |  | 245,978 |  |  |  |  | 617 |  |  | (9,576) |  |  | — |  |  | 237,019 |
Asset-backed securities |  | 32,649 |  |  |  |  | — |  |  | (706) |  |  | — |  |  | 31,943 |
Total AFS debt securities |  | 13,189,313 |  |  |  |  | 58,082 |  |  | (503,243) |  |  | (3,000) |  |  | 12,741,152 |
HTM debt securities: |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | 539,255 |  |  |  |  | — |  |  | (19,455) |  |  | — |  |  | 519,800 |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | 1,006,602 |  |  |  |  | — |  |  | (152,505) |  |  | — |  |  | 854,097 |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities (3): |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 476,530 |  |  |  |  | — |  |  | (71,706) |  |  | — |  |  | 404,824 |
Residential mortgage-backed securities |  | 672,283 |  |  |  |  | — |  |  | (129,010) |  |  | — |  |  | 543,273 |
Municipal securities |  | 186,012 |  |  |  |  | — |  |  | (40,644) |  |  | — |  |  | 145,368 |
Total HTM debt securities |  | 2,880,682 |  |  |  |  | — |  |  | (413,320) |  |  | — |  |  | 2,467,362 |
Total debt securities |  | $ | 16,069,995 |  |  |  |  | $ | 58,082 |  |  | $ | (916,563) |  |  | $ | (3,000) |  |  | $ | 15,208,514 |
Refer to table footnotes on the following page.
|  | December 31, 2024
($ in thousands) |  | Amortized Cost (1) |  |  |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
AFS debt securities: |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | $ | 676,300 |  |  |  |  | $ | — |  |  | $ | (38,035) |  |  | $ | 638,265 |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | 308,220 |  |  |  |  | — |  |  | (45,633) |  |  | 262,587 |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities (2): |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 472,535 |  |  |  |  | 886 |  |  | (47,207) |  |  | 426,214 |
Residential mortgage-backed securities |  | 7,974,768 |  |  |  |  | 12,278 |  |  | (248,786) |  |  | 7,738,260 |
Municipal securities |  | 287,301 |  |  |  |  | 38 |  |  | (37,186) |  |  | 250,153 |
Non-agency mortgage-backed securities: |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 294,235 |  |  |  |  | 2 |  |  | (35,767) |  |  | 258,470 |
Residential mortgage-backed securities |  | 514,527 |  |  |  |  | — |  |  | (80,919) |  |  | 433,608 |
Corporate debt securities |  | 653,500 |  |  |  |  | — |  |  | (127,334) |  |  | 526,166 |
Foreign government bonds |  | 244,803 |  |  |  |  | 2,069 |  |  | (12,992) |  |  | 233,880 |
Asset-backed securities |  | 35,086 |  |  |  |  | — |  |  | (371) |  |  | 34,715 |
CLOs |  | 44,500 |  |  |  |  | — |  |  | (7) |  |  | 44,493 |
Total AFS debt securities |  | 11,505,775 |  |  |  |  | 15,273 |  |  | (674,237) |  |  | 10,846,811 |
HTM debt securities: |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | 535,080 |  |  |  |  | — |  |  | (35,222) |  |  | 499,858 |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | 1,004,479 |  |  |  |  | — |  |  | (200,259) |  |  | 804,220 |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities (3): |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 486,388 |  |  |  |  | — |  |  | (91,461) |  |  | 394,927 |
Residential mortgage-backed securities |  | 703,833 |  |  |  |  | — |  |  | (155,626) |  |  | 548,207 |
Municipal securities |  | 187,633 |  |  |  |  | — |  |  | (47,091) |  |  | 140,542 |
Total HTM debt securities |  | 2,917,413 |  |  |  |  | — |  |  | (529,659) |  |  | 2,387,754 |
Total debt securities |  | $ | 14,423,188 |  |  |  |  | $ | 15,273 |  |  | $ | (1,203,896) |  |  | $ | 13,234,565 |
(1)Amortized cost excludes accrued interest receivables which are presented within Other assets on the Consolidated Balance Sheet. As of September 30, 2025 and December 31, 2024, the accrued interest receivables were $47 million and $45 million, respectively. For the Company’s accounting policy related to debt securities’ accrued interest receivables, see Note 1 — Summary of Significant Accounting Policies — Significant Accounting Policies — Allowance for Credit Losses on Available-for-Sale Debt Securities and Allowance for Credit Losses on Held-to-Maturity Debt Securities to the Consolidated Financial Statements in the Company’s 2024 Form 10-K. (2)Includes GNMA AFS debt securities totaling $9.1 billion of both amortized cost and fair value as of September 30, 2025, and $7.3 billion of amortized cost and $7.2 billion of fair value as of December 31, 2024. (3)Includes GNMA HTM debt securities totaling $81 million of amortized cost and $66 million of fair value as of September 30, 2025, and $86 million of amortized cost and $68 million of fair value as of December 31, 2024.
Schedule of Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value | The following tables present the fair value and the associated gross unrealized losses of the Company’s AFS debt securities in a continuous unrealized loss position, aggregated by investment category and loss duration as of September 30, 2025 and December 31, 2024.
|  | September 30, 2025
|  | Less Than 12 Months |  | 12 Months or More |  | Total
($ in thousands) |  | Fair Value |  | Gross Unrealized Losses |  | Fair Value |  | Gross Unrealized Losses |  | Fair Value |  | Gross Unrealized Losses
AFS debt securities: |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | $ | — |  |  | $ | — |  |  | $ | 596,197 |  |  | $ | (20,002) |  |  | $ | 596,197 |  |  | $ | (20,002) |
U.S. government agency and U.S. government sponsored enterprise debt securities |  | — |  |  | — |  |  | 256,386 |  |  | (31,982) |  |  | 256,386 |  |  | (31,982) |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | — |  |  | — |  |  | 319,280 |  |  | (31,039) |  |  | 319,280 |  |  | (31,039) |
Residential mortgage-backed securities |  | 122,698 |  |  | (503) |  |  | 1,631,531 |  |  | (189,697) |  |  | 1,754,229 |  |  | (190,200) |
Municipal securities |  | 1,949 |  |  | (43) |  |  | 240,342 |  |  | (36,811) |  |  | 242,291 |  |  | (36,854) |
Non-agency mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | — |  |  | — |  |  | 196,038 |  |  | (23,706) |  |  | 196,038 |  |  | (23,706) |
Residential mortgage-backed securities |  | — |  |  | — |  |  | 403,678 |  |  | (63,148) |  |  | 403,678 |  |  | (63,148) |
Corporate debt securities |  | 2,389 |  |  | (11) |  |  | 479,481 |  |  | (96,019) |  |  | 481,870 |  |  | (96,030) |
Foreign government bonds |  | 7,027 |  |  | (16) |  |  | 90,440 |  |  | (9,560) |  |  | 97,467 |  |  | (9,576) |
Asset-backed securities |  | — |  |  | — |  |  | 31,943 |  |  | (706) |  |  | 31,943 |  |  | (706) |
Total AFS debt securities |  | $ | 134,063 |  |  | $ | (573) |  |  | $ | 4,245,316 |  |  | $ | (502,670) |  |  | $ | 4,379,379 |  |  | $ | (503,243) |
|  | December 31, 2024
|  | Less Than 12 Months |  | 12 Months or More |  | Total
($ in thousands) |  | Fair Value |  | Gross Unrealized Losses |  | Fair Value |  | Gross Unrealized Losses |  | Fair Value |  | Gross Unrealized Losses
AFS debt securities: |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | $ | — |  |  | $ | — |  |  | $ | 638,265 |  |  | $ | (38,035) |  |  | $ | 638,265 |  |  | $ | (38,035) |
U.S. government agency and U.S. government-sponsored enterprise debt securities |  | — |  |  | — |  |  | 262,587 |  |  | (45,633) |  |  | 262,587 |  |  | (45,633) |
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 2,741 |  |  | (30) |  |  | 377,756 |  |  | (47,177) |  |  | 380,497 |  |  | (47,207) |
Residential mortgage-backed securities |  | 2,719,228 |  |  | (16,404) |  |  | 1,528,252 |  |  | (232,382) |  |  | 4,247,480 |  |  | (248,786) |
Municipal securities |  | 2,763 |  |  | (95) |  |  | 245,360 |  |  | (37,091) |  |  | 248,123 |  |  | (37,186) |
Non-agency mortgage-backed securities: |  |  |  |  |  |  |  |  |  |  |  |
Commercial mortgage-backed securities |  | 10,767 |  |  | (332) |  |  | 235,668 |  |  | (35,435) |  |  | 246,435 |  |  | (35,767) |
Residential mortgage-backed securities |  | — |  |  | — |  |  | 433,608 |  |  | (80,919) |  |  | 433,608 |  |  | (80,919) |
Corporate debt securities |  | — |  |  | — |  |  | 526,166 |  |  | (127,334) |  |  | 526,166 |  |  | (127,334) |
Foreign government bonds |  | — |  |  | — |  |  | 87,008 |  |  | (12,992) |  |  | 87,008 |  |  | (12,992) |
Asset-backed securities |  | — |  |  | — |  |  | 34,715 |  |  | (371) |  |  | 34,715 |  |  | (371) |
CLOs |  | — |  |  | — |  |  | 44,493 |  |  | (7) |  |  | 44,493 |  |  | (7) |
Total AFS debt securities |  | $ | 2,735,499 |  |  | $ | (16,861) |  |  | $ | 4,413,878 |  |  | $ | (657,376) |  |  | $ | 7,149,377 |  |  | $ | (674,237) |
Schedule of the Gross Realized Gains and Tax Expense, Available-for-Sale | The following table presents the gross realized gains from the sales of AFS debt securities (pre-tax), credit losses and the related tax (benefit) expense included in earnings for the three and nine months ended September 30, 2025 and 2024:
|  | Three Months Ended September 30, |  | Nine Months Ended September 30, |  |  |  |
($ in thousands) |  | 2025 |  | 2024 |  | 2025 |  | 2024 |  |  |  |  |  |  |  |
Gross realized gains from sales |  | $ | 57 |  |  | $ | 145 |  |  | $ | 934 |  |  | $ | 1,979 |  |  |  |  |  |  |  |  |
Credit losses |  | $ | (3,000) |  |  | $ | — |  |  | $ | (3,000) |  |  | $ | — |  |  |  |  |  |  |  |  |
Related tax (benefit) expense |  | $ | (858) |  |  | $ | 43 |  |  | $ | (611) |  |  | $ | 585 |  |  |  |  |  |  |  |  |
Schedule of Composition of Interest Income on Debt Securities | The following table presents the composition of interest income on debt securities for the three and nine months ended September 30, 2025 and 2024:
|  | Three Months Ended September 30, |  | Nine Months Ended September 30, |  |  |  |
($ in thousands) |  | 2025 |  | 2024 |  | 2025 |  | 2024 |  |  |  |  |  |  |  |
Taxable interest |  | $ | 154,893 |  |  | $ | 118,985 |  |  | $ | 449,155 |  |  | $ | 296,003 |  |  |  |  |  |  |  |  |
Nontaxable interest |  | 3,669 |  |  | 4,998 |  |  | 10,979 |  |  | 15,104 |  |  |  |  |  |  |  |  |
Total interest income on debt securities |  | $ | 158,562 |  |  | $ | 123,983 |  |  | $ | 460,134 |  |  | $ | 311,107 |  |  |  |  |  |  |  |  |
Schedule of Contractual Maturities of AFS and HTM Debt Securities | The following tables present the contractual maturities, amortized cost, fair value and weighted-average yields of AFS and HTM debt securities as of September 30, 2025. Expected maturities will differ from contractual maturities on certain securities as the issuers and borrowers of the underlying collateral may have the right to call or prepay obligations with or without prepayment penalties.
($ in thousands) |  | Within One Year |  | After One Year through Five Years |  | After Five Years through Ten Years |  | After Ten Years |  | Total
AFS debt securities: |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | $ | 339,871 |  |  | $ | 486,357 |  |  | $ | 49,349 |  |  | $ | — |  |  | $ | 875,577 |
Fair value |  | 336,058 |  |  | 470,466 |  |  | 49,691 |  |  | — |  |  | 856,215 |
Weighted-average yield (1) |  | 2.61 | % |  | 1.32 | % |  | 3.95 | % |  | — | % |  | 1.97 | %
U.S. government agency and U.S. government-sponsored enterprise debt securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | — |  |  | 26,677 |  |  | 200,833 |  |  | 60,858 |  |  | 288,368 |
Fair value |  | — |  |  | 26,066 |  |  | 178,519 |  |  | 51,801 |  |  | 256,386 |
Weighted-average yield (1) |  | — | % |  | 1.58 | % |  | 2.06 | % |  | 2.19 | % |  | 2.05 | %
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | 4,755 |  |  | 83,696 |  |  | 111,891 |  |  | 9,975,959 |  |  | 10,176,301 |
Fair value |  | 4,741 |  |  | 81,229 |  |  | 103,361 |  |  | 9,822,535 |  |  | 10,011,866 |
Weighted-average yield (1) (2) |  | 3.57 | % |  | 2.91 | % |  | 2.94 | % |  | 5.10 | % |  | 5.05 | %
Municipal securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | 9,098 |  |  | 21,298 |  |  | 22,629 |  |  | 228,990 |  |  | 282,015 |
Fair value |  | 8,987 |  |  | 20,689 |  |  | 19,446 |  |  | 196,060 |  |  | 245,182 |
Weighted-average yield (1) (2) |  | 1.85 | % |  | 2.41 | % |  | 2.40 | % |  | 2.26 | % |  | 2.27 | %
Non-agency mortgage-backed securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | 3,970 |  |  | 2,899 |  |  | 1,955 |  |  | 682,701 |  |  | 691,525 |
Fair value |  | 3,924 |  |  | 2,875 |  |  | 1,955 |  |  | 592,917 |  |  | 601,671 |
Weighted-average yield (1) |  | 5.21 | % |  | 3.21 | % |  | 5.34 | % |  | 2.28 | % |  | 2.30 | %
Corporate debt securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | 35,900 |  |  | 4,000 |  |  | 382,000 |  |  | 175,000 |  |  | 596,900 |
Fair value |  | 35,785 |  |  | 3,975 |  |  | 326,549 |  |  | 134,561 |  |  | 500,870 |
Weighted-average yield (1) |  | 4.45 | % |  | 4.00 | % |  | 2.69 | % |  | 2.02 | % |  | 2.61 | %
Foreign government bonds |  |  |  |  |  |  |  |  |  |
Amortized cost |  | 117,677 |  |  | 28,301 |  |  | 50,000 |  |  | 50,000 |  |  | 245,978 |
Fair value |  | 118,134 |  |  | 28,445 |  |  | 49,846 |  |  | 40,594 |  |  | 237,019 |
Weighted-average yield (1) |  | 2.49 | % |  | 1.81 | % |  | 4.74 | % |  | 1.50 | % |  | 2.67 | %
Asset-backed securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | — |  |  | — |  |  | — |  |  | 32,649 |  |  | 32,649 |
Fair value |  | — |  |  | — |  |  | — |  |  | 31,943 |  |  | 31,943 |
Weighted-average yield (1) |  | — | % |  | — | % |  | — | % |  | 5.04 | % |  | 5.04 | %
Total AFS debt securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | $ | 511,271 |  |  | $ | 653,228 |  |  | $ | 818,657 |  |  | $ | 11,206,157 |  |  | $ | 13,189,313 |
Fair value |  | $ | 507,629 |  |  | $ | 633,745 |  |  | $ | 729,367 |  |  | $ | 10,870,411 |  |  | $ | 12,741,152 |
Weighted-average yield (1) |  | 2.73 | % |  | 1.61 | % |  | 2.77 | % |  | 4.79 | % |  | 4.42 | %
($ in thousands) |  | Within One Year |  | After One Year through Five Years |  | After Five Years through Ten Years |  | After Ten Years |  | Total
HTM debt securities: |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | $ | — |  | $ | 539,255 |  | $ | — |  | $ | — |  | $ | 539,255
Fair value |  | — |  | 519,800 |  | — |  | — |  | 519,800
Weighted-average yield (1) |  | — | % |  | 1.05 | % |  | — | % |  | — | % |  | 1.05 | %
U.S. government agency and U.S. government-sponsored enterprise debt securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | — |  | 105,322 |  | 467,017 |  | 434,263 |  | 1,006,602
Fair value |  | — |  | 96,630 |  | 403,405 |  | 354,062 |  | 854,097
Weighted-average yield (1) |  | — | % |  | 1.37 | % |  | 1.93 | % |  | 1.98 | % |  | 1.90 | %
U.S. government agency and U.S. government-sponsored enterprise mortgage-backed securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | — |  | 41,604 |  | 168,827 |  | 938,382 |  | 1,148,813
Fair value |  | — |  | 38,162 |  | 145,755 |  | 764,180 |  | 948,097
Weighted-average yield (1) (2) |  | — | % |  | 1.54 | % |  | 1.77 | % |  | 1.68 | % |  | 1.68 | %
Municipal securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | — |  | — |  | — |  | 186,012 |  | 186,012
Fair value |  | — |  | — |  | — |  | 145,368 |  | 145,368
Weighted-average yield (1) (2) |  | — | % |  | — | % |  | — | % |  | 2.02 | % |  | 2.02 | %
Total HTM debt securities |  |  |  |  |  |  |  |  |  |
Amortized cost |  | $ | — |  | $ | 686,181 |  | $ | 635,844 |  | $ | 1,558,657 |  | $ | 2,880,682
Fair value |  | $ | — |  | $ | 654,592 |  | $ | 549,160 |  | $ | 1,263,610 |  | $ | 2,467,362
Weighted-average yield (1) |  | — | % |  | 1.13 | % |  | 1.89 | % |  | 1.80 | % |  | 1.66 | %
(1)Weighted-average yields are computed based on amortized cost balances. (2)Yields on tax-exempt securities are not presented on a tax-equivalent basis.
Schedule of Restricted Equity Securities | The following table presents the restricted equity securities included in Other assets on the Consolidated Balance Sheet as of September 30, 2025 and December 31, 2024:
($ in thousands) |  | September 30, 2025 |  | December 31, 2024
FRB of San Francisco stock |  | $ | 65,095 |  |  | $ | 63,930 |
FHLB stock |  | 87,441 |  |  | 101,329 |
Total restricted equity securities |  | $ | 152,536 |  |  | $ | 165,259 |

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