Form 4 Filing for BlackSky Technology Inc.

Henry Edward Dubois, Chief Financial Officer of BlackSky Technology Inc., reported a sale of 4,000 shares of Class A Common Stock on September 21, 2026. The weighted average sale price was $22.97 per share, with prices ranging from $22.37 to $23.30. This transaction was executed under a Rule 10b5-1 trading plan adopted in May 2026. Following the sale, Mr. Dubois owns 478,931 shares. The filing indicates that some of these securities are Restricted Stock Units (RSUs), which represent contingent rights to receive Class A Common Stock upon meeting vesting schedules and conditions.