Exhibit 99.1 Ellington Financial Inc. Reports First Quarter 2026 Results OLD GREENWICH, Connecticut—May 5, 2026 Ellington Financial Inc. (NYSE: EFC) ("we") today reported financial results for the quarter ended March 31, 2026. Total unencumbered assets is calculated in accordance with the definition of "Consolidated Unencumbered Assets" set forth in the indenture governing our 7.375% Senior Notes due September 30, 2030. 4 1 Highlights First Quarter 2026 Results "Ellington Financial delivered an exceptionall ...