Form 4 Filing for BlackSky Technology Inc.

This filing details a transaction by Christiana L. Lin, General Counsel & CAO of BlackSky Technology Inc. On September 11, 2026, Ms. Lin sold 13,052 shares of Class A Common Stock at a weighted-average price of $20.95 per share. This sale was conducted to cover statutory tax withholdings related to the vesting of Restricted Stock Units (RSUs). The transaction was executed through multiple trades with prices ranging from $20.60 to $21.34. Following this transaction, Ms. Lin owns 427,680 shares of Class A Common Stock. The filing notes that these sales were not discretionary but were necessary for tax obligations, and provides an undertaking to supply further details upon request.