Form 4 Filing for Blackstone Mortgage Trust, Inc.

This filing details a transaction by Lynne B. Sagalyn, a director at Blackstone Mortgage Trust, Inc. (BXMT). On June 26, 2026, Sagalyn was awarded 6,597 shares of Class A Common Stock as a substitute for retainer and meeting fees. The value of these shares was determined by dividing $115,000 by the closing stock price on the award date. The award vests fully on the company's 2027 annual meeting, contingent upon Sagalyn's continued service. Following this award, Sagalyn holds a total of 162,700 shares. The transaction code is "A" for acquisition, and the ownership is direct.