Sidus Space Inc
Ownership
Ownership Structure
Who owns Sidus Space Inc (SIDU)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.9% of the shares are freely tradable; institutional investors hold 27.1%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 7.93 | 8,025,637 | +1,136.1 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.56 | 3,603,019 | +7.2 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 2.01 | 2,029,667 | +0.0 | 06/30/2026 |
| Geode Capital Management, LLC | 1.99 | 2,018,659 | +167.3 | 06/30/2026 |
| Citadel Advisors Llc | 1.73 | 1,752,690 | +0.0 | 06/30/2026 |
| State Street Corp | 1.66 | 1,684,043 | +448.2 | 06/30/2026 |
| Renaissance Technologies Corp | 1.16 | 1,172,428 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.17 | 3,212,023 | +23.6 | 09/30/2026 |
| iShares Russell 2000 ETF | 2.52 | 2,553,289 | -0.4 | 10/29/2026 |
| iShares Russell 2000 Growth ETF | 0.95 | 961,344 | +0.3 | 10/29/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: November 12, 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.