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Of the 8 tracked institutions holding SIDU, 4 have a 3-year clone track record — 4 of them beat the S&P. Average holder's clone alpha: +5.1pt. It's a gauge of who owns the name, not just how many.
Among the 8 tracked institutional investors we monitor, SIDU (SIDUS SPACE INC) is held with a combined value of $41.40M across 14,585,497 shares. The largest holder is BlackRock, Inc. with a position worth $22.55M. 3 funds opened new positions in the most recent quarter. 5 funds increased their holdings.
Total Institutional Value
$41.40M
Total Shares Held
14,585,497
Institutional Holders
8
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $22.55M | 0.00% | +1136.1% |
| 2 | CITADEL ADVISORS LLC | $4.93M | 0.00% | New |
| 3 | STATE STREET CORP | $4.73M | 0.00% | +448.2% |
| 4 | VANGUARD GROUP INC | $3.98M | 0.00% | +125.3% |
| 5 | RENAISSANCE TECHNOLOGIES LLC | $3.29M | 0.00% | New |
| 6 | MILLENNIUM MANAGEMENT LLC | $1.72M | 0.00% | +37.7% |
| 7 | PRICE T ROWE ASSOCIATES INC /MD/ | $191.00K | 0.00% | New |
| 8 | FMR LLC | $6.80K | 0.00% | +4551.9% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of SIDU with a position worth $22.55M, representing 0.00% of their portfolio. In total, 8 institutional investors hold SIDU with a combined value of $41.40M.
In the most recent quarter, 3 funds opened a new position in SIDU. Additionally, 5 increased their holdings.
Institutional investors hold $41.40M worth of SIDU stock across 8 positions. The largest institutional holder is BlackRock, Inc. with $22.55M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For SIDU, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their SIDU positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
None this quarter.
| 2026-07-30 |
SEC Schedule 13D (activist) and 13G (passive) filings for SIDU. Filed when an investor acquires 5%+ ownership.
Last Close
$1.17
2026-10-21
YTD
-73.0%
10% of 52-week range
