Sidus Space Inc.
SIDU- Exchange
- Nasdaq
- Industry
- Radiotelephone Communications
- SEC CIK
- 0001879726
No open-market purchases or sales by Sidus Space Inc. insiders were filed in the last 90 days; 112 institutions reported holding it in 13F filings for Q2 2026, worth $81.3M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Sidus Space Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 61
- +14 vs. Q4 2025
- Shares held
- 8.80M
- +3.56M (+67.9%) vs. Q4 2025
- Total value
- $20.4M
- +$3.96M (+24.0%) vs. Q4 2025
- New holders
- 33
- 16 more added
- Sold out
- 19
- 9 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SIDU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 112 | $81.3M |
| Q1 2026 | 61 | $20.4M |
| Q4 2025 | 49 | $20.5M |
| Q3 2025 | 22 | $1.06M |
| Q2 2025 | 22 | $1.29M |
| Q1 2025 | 21 | $772.3K |
| Q4 2024 | 22 | $3.68M |
| Q3 2024 | 10 | $231.3K |
| Q2 2024 | 11 | $358.1K |
| Q1 2024 | 14 | $1.08M |
| Q4 2023 | 15 | $699.8K |
| Q3 2023 | 21 | $285.8K |
| Q2 2023 | 23 | $1.48M |
| Q1 2023 | 20 | $657.9K |
| Q4 2022 | 18 | $611.3K |
| Q3 2022 | 18 | $1.08M |
| Q2 2022 | 15 | $1.30M |
| Q1 2022 | 7 | $124.0K |
| Q4 2021 | 5 | $915.0K |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Sidus Space Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 3,360,425 | $7.80M | 0.00% | +3,360,425 | New |
| Geode Capital Management, LLC | 755,306 | $1.75M | 0.00% | +417,340+123.5% | Added |
| BlackRock, Inc. | 649,273 | $1.51M | 0.00% | +646,941+27,741.9% | Added |
| UBS Group AG | 472,372 | $1.10M | 0.00% | −26,627−5.3% | Reduced |
| Millennium Management LLC | 445,228 | $1.03M | 0.00% | +445,228 | New |
| Vanguard Fiduciary Trust Co | 379,931 | $881.4K | 0.00% | +379,931 | New |
| Penserra Capital Management LLC | 363,175 | $842.0K | 0.01% | +252,385+227.8% | Added |
| State Street Corp | 307,222 | $712.8K | 0.00% | +229,750+296.6% | Added |
| Foundations Investment Advisors, LLC | 269,750 | $625.8K | 0.01% | +269,750 | New |
| SLT Holdings LLC | 269,750 | $625.8K | 0.44% | +269,750 | New |
| AlphaCentric Advisors LLC | 200,000 | $464.0K | 0.46% | +200,000 | New |
| Northern Trust Corp | 142,868 | $331.5K | 0.00% | +119,328+506.9% | Added |
| Goldman Sachs Group Inc | 141,984 | $329.4K | 0.00% | +87,955+162.8% | Added |
| DnB Asset Management AS | 140,634 | $326.3K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 133,432 | $309.6K | 0.00% | +133,432 | New |
| Bank of America Corp | 76,850 | $178.3K | 0.00% | +76,533+24,142.9% | Added |
| Bank of Montreal | 60,700 | $140.8K | 0.00% | +15,200+33.4% | Added |
| Virtu Financial LLC | 51,325 | $119.0K | 0.00% | −42,216−45.1% | Reduced |
| Group One Trading, L.P. | 43,360 | $100.6K | 0.00% | +43,360 | New |
| Envestnet Asset Management Inc | 41,958 | $97.3K | 0.00% | +41,958 | New |
| Hudson Bay Capital Management LP | 41,270 | $95.7K | 0.00% | +41,270 | New |
| Qube Research & Technologies Ltd | 36,208 | $84.0K | 0.00% | +36,208 | New |
| Quantbot Technologies LP | 32,028 | $74.3K | 0.00% | +32,028 | New |
| Marshall Wace, LLP | 30,593 | $71.0K | 0.00% | +30,593 | New |
| Omers Administration Corp | 30,000 | $69.6K | 0.00% | +17,300+136.2% | Added |
| Brevan Howard Capital Management LP | 30,000 | $69.6K | 0.00% | +30,000 | New |
| Jane Street Group, LLC | 29,006 | $67.3K | 0.00% | −714,403−96.1% | Reduced |
| Citigroup Inc | 26,540 | $61.6K | 0.00% | −17,068−39.1% | Reduced |
| Tower Research Capital LLC (TRC) | 25,368 | $58.9K | 0.00% | +22,883+920.8% | Added |
| HighTower Advisors, LLC | 21,768 | $50.5K | 0.00% | +21,768 | New |
| KPP Advisory Services LLC | 19,800 | $45.9K | 0.01% | +19,800 | New |
| Vanguard Global Advisers, LLC | 19,388 | $45.0K | 0.00% | +19,388 | New |
| Morgan Stanley | 18,686 | $43.4K | 0.00% | +18,555+14,164.1% | Added |
| Marex Group plc | 14,882 | $34.5K | 0.00% | +14,882 | New |
| LPL Financial LLC | 13,371 | $31.0K | 0.00% | −12,572−48.5% | Reduced |
| Cetera Investment Advisers | 12,730 | $29.5K | 0.00% | −84−0.7% | Reduced |
| Cygnus Capital Advisors, LLC | 12,000 | $28.0K | 0.02% | +12,000 | New |
| Resurgent Financial Advisors LLC | 12,000 | $27.8K | 0.01% | −100−0.8% | Reduced |
| Two Sigma Securities, LLC | 11,051 | $25.6K | 0.00% | −117,561−91.4% | Reduced |
| SG Americas Securities, LLC | 10,219 | $24.0K | 0.00% | −27,257−72.7% | Reduced |
| Sovereign Financial Group, Inc. | 10,000 | $23.2K | 0.00% | +10,000 | New |
| SBI Securities Co., Ltd. | 9,288 | $21.5K | 0.00% | +7,232+351.8% | Added |
| Advisor Group Holdings, Inc. | 8,062 | $18.7K | 0.00% | +4,523+127.8% | Added |
| Jones Financial Companies LLLP | 5,090 | $11.6K | 0.00% | +2,632+107.1% | Added |
| Advisory Services Network, LLC | 2,000 | $4.64K | 0.00% | +2,000 | New |
| Signaturefd, LLC | 1,550 | $3.60K | 0.00% | +1,550 | New |
| CWM, LLC | 1,388 | $3.22K | 0.00% | +1,382+23,033.3% | Added |
| Steward Partners Investment Advisory, LLC | 1,193 | $2.77K | 0.00% | +1,193 | New |
| Barclays PLC | 1,116 | $2.59K | 0.00% | +1,116 | New |
| Golden State Wealth Management, LLC | 1,000 | $2.32K | 0.00% | 00.0% | Unchanged |
| McGuire Capital Advisors Inc | 1,000 | $2.32K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1,000 | $2.32K | 0.00% | +1,000 | New |
| EverSource Wealth Advisors, LLC | 1,000 | $2.32K | 0.00% | +1,000 | New |
| Elequin Capital LP | 620 | $1.44K | 0.00% | +620 | New |
| TD Waterhouse Canada Inc. | 495 | $1.03K | 0.00% | +495 | New |
| Avion Wealth | 699 | $1.00K | 0.00% | +699 | New |
| Allworth Financial LP | 420 | $975 | 0.00% | +100+31.3% | Added |
| Basecamp Wealth Advisors LLC | 244 | $566 | 0.00% | +244 | New |
| Golden State Equity Partners | 200 | $464 | 0.00% | +200 | New |
| Sunrise Financial Services, LLC | 62 | $144 | 0.00% | +62 | New |
| FMR LLC | 52 | $120 | 0.00% | +52 | New |
| HRT Financial LP | 0 | $0 | 0.00% | −1,364,142−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −495,266−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −289,382−100.0% | Sold out |
| Sassicaia Capital Advisers LLC | 0 | $0 | 0.00% | −201,514−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −123,766−100.0% | Sold out |
| Connective Capital Management, LLC | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| Thompson Davis & Co., Inc. | 0 | $0 | 0.00% | −61,900−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −52,141−100.0% | Sold out |
| Western Wealth Management, LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −48,036−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −22,044−100.0% | Sold out |
| T3 Companies, LLC | 0 | $0 | 0.00% | −17,000−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −11,103−100.0% | Sold out |
| Ground Swell Capital, LLC | 0 | $0 | 0.00% | −10,489−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −1,360−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Concord Wealth Partners | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |