BlackSky Technology Inc.
BlackSky Technology Inc. (BKSY) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · BKSY · as of Sep 30, 2025
Ownership Breakdown
171
Institutional Holders
▲ 29 vs Q2
$404.73M
Total Inst. Value
▲ $49.60M vs Q2
37.11M
Shares Outstanding
freeFloat 83.12%
20.09M
13F Shares Held
▲ 2.83M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
BKSY largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. radio & tv broadcasting & communications equipment | 2.34M | 7.39% | 7.39% | $47.11B | Nov 12, 2025 | ▲ 446.4K |
AWM INVESTMENT COMPANY, INC. radio & tv broadcasting & communications equipment | 1.98M | 6.25% | 6.25% | $39.88B | Nov 13, 2025 | ▼ 230.7K |
VANGUARD GROUP INC radio & tv broadcasting & communications equipment | 1.70M | 5.36% | 5.36% | $34.21B | Nov 7, 2025 | ▲ 123.2K |
DRIEHAUS CAPITAL MANAGEMENT LLC radio & tv broadcasting & communications equipment | 1.32M | 4.17% | 4.17% | $26.61B | Nov 14, 2025 | ▲ 435.7K |
CERCANO MANAGEMENT LLC radio & tv broadcasting & communications equipment | 1.24M | 3.93% | 3.93% | $25.07B | Nov 7, 2025 | — held |
MILLENNIUM MANAGEMENT LLC radio & tv broadcasting & communications equipment | 1.07M | 3.40% | 3.40% | $21.65B | Nov 14, 2025 | ▲ 169.1K |
GEODE CAPITAL MANAGEMENT, LLC radio & tv broadcasting & communications equipment | 695.8K | 2.20% | 2.20% | $14.02B | Nov 12, 2025 | ▲ 82.9K |
STATE STREET CORP radio & tv broadcasting & communications equipment | 609.8K | 1.93% | 1.93% | $12.29B | Nov 14, 2025 | ▲ 58.8K |
JUMP FINANCIAL, LLC radio & tv broadcasting & communications equipment | 421.3K | 1.33% | 1.33% | $8.49B | Nov 13, 2025 | ▼ 58.8K |
BANK OF NEW YORK MELLON CORP radio & tv broadcasting & communications equipment | 420.5K | 1.33% | 1.33% | $8.47B | Nov 3, 2025 | ▲ 361.3K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
22
Increased
+3.15M shares8
New Positions
first time holders19
Decreased
−1.78M shares0
Sold Out
fully exitedNet shares change (top 50)
+1.37M
+3.15M / −1.78M
Net new holders
+11
8 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
BKSY insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
7
Buy transactions
4
Sell transactions
1.75
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Gordon Susan M. director | Mar 31, 2026 | Award | 894 | — | — | 76.5K | Form 4 ↗ |
TOLONEN JAMES R director | Mar 31, 2026 | Award | 894 | — | — | 77.0K | Form 4 ↗ |
Porteous William D. director | Mar 31, 2026 | Award | 894 | — | — | 77.8K | Form 4 ↗ |
Abraham Magid M director | Mar 31, 2026 | Award | 894 | — | — | 64.8K | Form 4 ↗ |
O'Toole Brian E CEO and President | Mar 10, 2026 | Award | 191,666 | — | — | 1.16M | Form 4 ↗ |
O'Toole Brian E CEO and President | Mar 11, 2026 | Tax Withhold | 24,999 | $24.00 | $600.0K | 963.5K | Form 4 ↗ |
Lin Christiana L General Counsel & CAO | Mar 10, 2026 | Award | 72,916 | — | — | 452.7K | Form 4 ↗ |
Lin Christiana L General Counsel & CAO | Mar 11, 2026 | Tax Withhold | 13,741 | $24.00 | $329.8K | 379.8K | Form 4 ↗ |
Dubois Henry Edward Chief Financial Officer | Mar 10, 2026 | Award | 77,083 | — | — | 516.9K | Form 4 ↗ |
Dubois Henry Edward Chief Financial Officer | Mar 11, 2026 | Tax Withhold | 23,551 | $24.00 | $565.2K | 439.8K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
BlackSky Technology Inc. (BKSY) is primarily owned by institutional investors, who hold approximately 54.1% of total shares outstanding. Company insiders own approximately 16.88%, while retail and public investors account for the remaining 28.98%.
The largest institutional shareholder of BlackSky Technology Inc. is BLACKROCK, INC., holding approximately 2.34 million shares — equal to 7.39% of outstanding shares — as of September 30, 2025.
A total of 171 institutional investors currently hold BKSY stock, with a combined institutional value of approximately $404,734,029 as of the most recent 13F filing period.
Frequently asked questions
BKSY ownershipBlackSky Technology Inc. (BKSY) is primarily owned by institutional investors, who hold approximately 54.1% of shares. The largest shareholder is BLACKROCK, INC. with a 7.39% stake. Company insiders hold 16.88%. Data sourced from SEC Form 13F as of September 30, 2025.