Form 4 Filing for BlackSky Technology Inc.

William D. Porteous acquired 1,055 shares of Class A Common Stock in lieu of cash compensation for the quarter ended September 30, 2026. The acquisition was based on the closing price of the stock on that date. Following this transaction, Porteous directly owns 88,378 shares and indirectly owns 719,881 shares of Class A Common Stock. Some of the indirectly held securities are RSUs, which represent contingent rights to receive shares upon vesting.