Blacksky Technology Inc
Ownership
Ownership Structure
Who owns Blacksky Technology Inc (BKSY)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 86.6% of the shares are freely tradable; institutional investors hold 68.4%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 6.21 | 2,541,547 | +9.1 | 03/31/2026 |
| Bank of New York Mellon Corp | 4.69 | 1,918,084 | -7.5 | 03/31/2026 |
| Awm Investment Company Inc | 4.22 | 1,725,610 | +0.0 | 03/31/2026 |
| Tema ETFs | 3.54 | 1,446,724 | +110,505.8 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.27 | 1,339,167 | +0.0 | 03/31/2026 |
| Cercano Management LLC | 3.04 | 1,243,976 | +0.0 | 03/31/2026 |
| State Street Corp | 2.51 | 1,028,305 | +3.2 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Tema Space Innovators ETF | 2.82 | 1,155,501 | +0.0 | 08/31/2026 |
| VanEck Space Innovators ETF A USD Acc | 2.54 | 1,038,842 | -0.2 | 08/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 2.43 | 992,423 | +0.0 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| O'Toole Brian E | CEO and President | 1,063,396 | 23,075,693 $ | Sep 11, 2026 | direct |
| Dubois Henry Edward | Chief Financial Officer | 482,931 | 10,479,603 $ | Sep 11, 2026 | direct |
| Lin Christiana L | General Counsel & CAO | 427,680 | 9,280,656 $ | Sep 11, 2026 | direct |
| DiDomenico David | Director | 180,568 | 3,918,326 $ | Sep 11, 2026 | direct |
| Porteous William D. | Director | 87,323 | 1,894,909 $ | Sep 11, 2026 | direct |
| Tolonen James R | Director | 85,851 | 1,862,967 $ | Sep 11, 2026 | direct |
| Gordon Susan M. | Director | 84,557 | 1,834,887 $ | Sep 11, 2026 | direct |
| Abraham Magid M | Director | 72,930 | 1,582,581 $ | Sep 11, 2026 | direct |
| Harvey Timothy M. | Director | 64,722 | 1,404,467 $ | Sep 11, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 11, 2026 | Harvey Timothy M. | Director | Other | 7,278 | 0.00 | – |
| Sep 11, 2026 | Porteous William D. | Director | Other | 8,733 | 0.00 | – |
| Sep 11, 2026 | Gordon Susan M. | Director | Other | 7,278 | 0.00 | – |
| Sep 11, 2026 | DiDomenico David | Director | Other | 7,278 | 0.00 | – |
| Sep 11, 2026 | O'Toole Brian E | CEO and President | Sell | 56,280 | 20.95 | 1,179,066 |
| Sep 11, 2026 | Abraham Magid M | Director | Other | 7,278 | 0.00 | – |
| Sep 11, 2026 | Lin Christiana L | General Counsel & CAO | Sell | 13,052 | 20.95 | 273,439 |
| Sep 11, 2026 | Dubois Henry Edward | Chief Financial Officer | Sell | 15,225 | 20.95 | 318,964 |
| Sep 11, 2026 | Tolonen James R | Director | Other | 8,005 | 0.00 | – |
| Sep 9, 2026 | O'Toole Brian E | CEO and President | Sell | 20,000 | 21.83 | 436,600 |
| Aug 28, 2026 | Dubois Henry Edward | Chief Financial Officer | Sell | 4,000 | 23.78 | 95,120 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.