Director Nnenna Lynch Acquires Blackstone Mortgage Trust Shares Through Dividend Reinvestment

This SEC Form 4 filing reports that Nnenna Lynch, a director of Blackstone Mortgage Trust, Inc. (BXMT), acquired 1,147 shares of Class A Common Stock on July 15, 2026, through a dividend reinvestment plan. The shares were acquired at a price of $17.12 per share, bringing her total holdings to 42,952 shares. The transaction represents Class A Common Stock Units in lieu of dividends payable on Class A Common Stock Units owned by Lynch, which convert to shares on a one-for-one basis. The acquisition was calculated by dividing the product of the number of Class A Common Stock Units owned and the $0.47 per share dividend by the closing price of $17.12 on July 15, 2026. The filing was signed by attorney-in-fact Marcin Urbaszek on July 16, 2026.