The proposed sale to which this Form 144 relates is being made in connection with the Dynex Capital, Inc. 401(k) Plan no longer offering Dynex Capital, Inc. common stock as an investment option. All such shares held by the filer through the Dynex Capital, Inc. 401 (k) Plan as of 08/30/2024 are proposed to be sold by the plan trustee. Aggregate Market Value is as of 08/29/2024 and Number of Shares Outstanding is as of 07/24/2024. The shares proposed to be sold were acquired by the filer through the Dynex Capital, Inc. 401(k) Plan in multiple transactions between 8/7/2019 and 08/01/2024 pursuant to participant investment elections, company match contributions, and dividend reinvestments under such plan.

08/29/2024

Byron L. Boston