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v3.25.4

Note 2 - Mortgage-backed Securities and U.S. Treasury Securities, at Fair Value (Tables) | 12 Months Ended
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Dec. 31, 2025
Notes Tables |
Marketable Securities [Table Text Block] |
(in thousands) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | December 31, 2025 |  |  | December 31, 2024 |
|  | Par Value |  |  | Cost (1) |  |  | Fair Value |  |  | Par Value |  |  | Cost (1) |  |  | Fair Value |
Fixed-rate RMBS |  | $ | 10,345,029 |  |  | $ | 10,558,236 |  |  | $ | 10,615,570 |  |  | $ | 5,431,274 |  |  | $ | 5,540,596 |  |  | $ | 5,237,812 |
Other |  |  | - |  |  |  | 16,103 |  |  |  | 13,088 |  |  |  | - |  |  |  | 18,832 |  |  |  | 15,498 |
Total |  | $ | 10,345,029 |  |  | $ | 10,574,339 |  |  | $ | 10,628,658 |  |  | $ | 5,431,274 |  |  | $ | 5,559,428 |  |  | $ | 5,253,310 |
Gain (Loss) on Securities [Table Text Block] |
(in thousands) |  |  |  |  |  |  |  |  |  |  |  |
|  | 2025 |  |  | 2024 |  |  | 2023 |
Proceeds from sales of RMBS |  | $ | 1,380,091 |  |  | $ | 454,272 |  |  | $ | 797,633 |
Carrying value of RMBS sold |  |  | (1,386,412 | ) |  |  | (458,874 | ) |  |  | (820,275 | )
Net loss on sales of RMBS |  | $ | (6,321 | ) |  | $ | (4,602 | ) |  | $ | (22,642 | )
Gross gain on sales of RMBS |  | $ | 2,975 |  |  | $ | 510 |  |  | $ | 2,705 |
Gross loss on sales of RMBS |  |  | (9,296 | ) |  |  | (5,112 | ) |  |  | (25,347 | )
Net loss on sales of RMBS |  | $ | (6,321 | ) |  | $ | (4,602 | ) |  | $ | (22,642 | )

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