Brian E. O'Toole, CEO and President of BlackSky Technology Inc. (NYSE:BKSY), filed a Form 4 on September 11, 2026, disclosing the sale of 20,000 shares of Class A Common Stock on September 9, 2026, pursuant to a Rule 10b5-1 trading plan.

Key Highlights

  • Shares sold: 20,000 shares of Class A Common Stock disposed of on September 9, 2026.
  • Weighted average price: $21.83 per share, with individual trades ranging from $21.52 to $22.23.
  • 10b5-1 plan: The sale was executed pursuant to a Rule 10b5-1 trading plan adopted by O'Toole in June 2026.
  • Remaining ownership: O'Toole beneficially owned 1,119,676 shares of Class A Common Stock following the transaction, held directly.
  • RSU note: Certain of the securities in the post-transaction total are RSUs, each representing a contingent right to receive one share of Class A Common Stock, subject to vesting.

BlackSky CEO O'Toole Executes Planned Share Sale in September 2026

According to the Form 4 filing, Brian E. O'Toole, who serves as CEO and President and is also listed as a Director of BlackSky Technology Inc., sold 20,000 shares of Class A Common Stock on September 9, 2026. The transaction code recorded is "S" (sale), and the filing indicates the shares were disposed of directly. The sale was made pursuant to a Rule 10b5-1 trading plan that O'Toole adopted in June 2026, as noted in the filing's explanation of responses.

The filing reports that the transaction was executed in multiple trades at prices ranging from $21.52 to $22.23, with a weighted average sale price of $21.83. The filing states that O'Toole "hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected."

Following the reported transaction, O'Toole held 1,119,676 shares of Class A Common Stock directly. The filing notes that certain of these securities are restricted stock units (RSUs), with each RSU representing "a contingent right to receive one share of Class A Common Stock, subject to the applicable vesting schedule and conditions of each RSU." The Form 4 was signed by Christiana L. Lin as attorney-in-fact on behalf of O'Toole, and dated September 11, 2026. No derivative securities transactions were reported.

What Was Disclosed

The filing discloses a single sale of 20,000 shares of BlackSky Technology Class A Common Stock by CEO Brian E. O'Toole on September 9, 2026, at a weighted average price of $21.83, under a pre-established Rule 10b5-1 plan adopted in June 2026.