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v3.25.1

Debt Securities Available for Sale - Weighted average yield and contractual maturities of debt securities AFS (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Amortized cost |  |
Amortized Cost | $ 20,596,165 | $ 19,517,895
Gross unrealized gains |  |
Gross unrealized gains | 10,212 | 1,992
Gross unrealized loss |  |
Gross unrealized losses | 1,113,197 | 1,273,984
Fair Value |  |
Debt securities available-for-sale | $ 19,493,180 | $ 18,245,903
Weighted average yield |  |
Weighted Average Yield | 3.00% | 2.78%
US Treasury Securities |  |
Amortized cost |  |
Amortized cost - Within 1 year | $ 11,412,148 | $ 10,555,397
Amortized cost - After 1 to 5 years | 2,922,974 | 2,547,936
Amortized Cost | 14,335,122 | 13,103,333
Gross unrealized gains |  |
Gross unrealized gain - Within 1 year | 62 | 1,282
Gross unrealized gain - After 1 to 5 years | 9,072 | 151
Gross unrealized gains | 9,134 | 1,433
Gross unrealized loss |  |
Gross unrealized losses - Within 1 year | 39,477 | 46,275
Gross unrealized losses - After 1 to 5 years | 30,811 | 63,381
Gross unrealized losses | 70,288 | 109,656
Fair Value |  |
Fair value - Within 1 year | 11,372,733 | 10,510,404
Fair value - After 1 to 5 years | 2,901,235 | 2,484,706
Debt securities available-for-sale | $ 14,273,968 | $ 12,995,110
Weighted average yield |  |
Weighted average yield - Within 1 year | 3.48% | 3.33%
Weighted average yield - After 1 to 5 years | 3.73% | 3.07%
Weighted Average Yield | 3.53% | 3.28%
Collateralized Mortgage Obligations - Federal agencies |  |
Amortized cost |  |
Amortized cost - After 1 to 5 years | $ 9,013 | $ 10,538
Amortized cost - After 5 to 10 years | 14,070 | 15,334
Amortized cost - After 10 years | 101,244 | 104,168
Amortized Cost | 124,327 | 130,040
Gross unrealized gains |  |
Gross unrealized gain - After 1 to 5 years | 0 | 0
Gross unrealized gain - After 5 to 10 years | 0 | 0
Gross unrealized gain - After 10 years | 179 | 132
Gross unrealized gains | 179 | 132
Gross unrealized loss |  |
Gross unrealized losses - After 1 to 5 years | 256 | 345
Gross unrealized losses - After 5 to 10 years | 715 | 904
Gross unrealized losses - After 10 years | 7,676 | 8,639
Gross unrealized losses | 8,647 | 9,888
Fair Value |  |
Fair value - After 1 to 5 years | 8,757 | 10,193
Fair value - After 5 to 10 years | 13,355 | 14,430
Fair value - After 10 years | 93,747 | 95,661
Debt securities available-for-sale | $ 115,859 | $ 120,284
Weighted average yield |  |
Weighted average yield - After 1 to 5 years | 1.53% | 1.53%
Weighted average yield - After 5 to 10 years | 2.50% | 2.24%
Weighted average yield - After 10 years | 2.91% | 2.76%
Weighted Average Yield | 2.76% | 2.60%
Mortgge Backed Securities - Federal agencies |  |
Amortized cost |  |
Amortized cost - Within 1 year | $ 15,640 | $ 776
Amortized cost - After 1 to 5 years | 65,153 | 79,542
Amortized cost - After 5 to 10 years | 714,425 | 733,506
Amortized cost - After 10 years | 5,340,748 | 5,468,448
Amortized Cost | 6,135,966 | 6,282,272
Gross unrealized gains |  |
Gross unrealized gain - Within 1 year | 0 | 0
Gross unrealized gain - After 1 to 5 years | 8 | 8
Gross unrealized gain - After 5 to 10 years | 127 | 82
Gross unrealized gain - After 10 years | 764 | 337
Gross unrealized gains | 899 | 427
Gross unrealized loss |  |
Gross unrealized losses - Within 1 year | 181 | 5
Gross unrealized losses - After 1 to 5 years | 2,060 | 2,700
Gross unrealized losses - After 5 to 10 years | 35,368 | 45,078
Gross unrealized losses - After 10 years | 996,653 | 1,106,657
Gross unrealized losses | 1,034,262 | 1,154,440
Fair Value |  |
Fair value - Within 1 year | 15,459 | 771
Fair value - After 1 to 5 years | 63,101 | 76,850
Fair value - After 5 to 10 years | 679,184 | 688,510
Fair value - After 10 years | 4,344,859 | 4,362,128
Debt securities available-for-sale | $ 5,102,603 | $ 5,128,259
Weighted average yield |  |
Weighted average yield - Within 1 year | 2.67% | 1.65%
Weighted average yield - After 1 to 5 years | 2.25% | 2.35%
Weighted average yield - After 5 to 10 years | 2.38% | 2.37%
Weighted average yield - After 10 years | 1.67% | 1.67%
Weighted Average Yield | 1.77% | 1.75%
Other |  |
Amortized cost |  |
Amortized cost - Within 1 year | $ 500 | $ 500
Amortized cost - After 1 to 5 years | 250 | 1,750
Amortized Cost | 750 | 2,250
Gross unrealized gains |  |
Gross unrealized gain - Within 1 year | 0 | 0
Gross unrealized gain - After 1 to 5 years | 0 | 0
Gross unrealized gains | 0 | 0
Gross unrealized loss |  |
Gross unrealized losses - Within 1 year | 0 | 0
Gross unrealized losses - After 1 to 5 years | 0 | 0
Gross unrealized losses | 0 | 0
Fair Value |  |
Fair value - Within 1 year | 500 | 500
Fair value - After 1 to 5 years | 250 | 1,750
Debt securities available-for-sale | $ 750 | $ 2,250
Weighted average yield |  |
Weighted average yield - Within 1 year | 4.43% | 5.00%
Weighted average yield - After 1 to 5 years | 4.90% | 5.50%
Weighted Average Yield | 4.59% | 5.39%

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