Insider Transaction of Blackstone Mortgage Trust, Inc.

Hsu Chen Yi, a director at Blackstone Mortgage Trust, Inc. (BXMT), acquired 6,597 shares of Class A Common Stock on June 26, 2026. These shares were awarded in lieu of retainer and meeting fees, valued at approximately $115,000. The number of shares was determined by dividing the fee amount by the closing stock price on the grant date. The award vests fully on the date of the Company's 2027 annual meeting, contingent upon continued service. Following this transaction, Mr. Yi directly owns 10,850 shares of Class A Common Stock. The transaction code is "A" for acquisition, and the price per share was $17.43.