SIDUS SPACE INC (SIDU) is held by 37 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is VANGUARD CAPITAL MANAGEMENT LLC as of Q1 2026.

Are institutions buying or selling SIDU?

In Q1 2026, 30 institutions opened or increased positions in SIDUS SPACE INC while 13 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on SIDU?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for SIDUS SPACE INC.

How many hedge funds hold SIDU?

37 institutional investors report holding SIDUS SPACE INC (SIDU) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into SIDU?

As of Q1 2026, tracked institutions in SIDUS SPACE INC show 30 buyers versus 13 sellers — net inflows.

SIDUS SPACE INC

SIDU·826165201·US·Common Stock·Industrials - Aerospace & Defense-13D/G

Holders

Avg rating(12 Elite)

$17.4M

Total Value

70% (44)

Fund Consensus

30 buying - 13 selling

Smart Money Verdict

View all

Held by 37 funds

12 elite

Who's Trading

ActivistVAVanguard Capital Management5.7%Apr 30, 2026

Activist

Citadel Advisors LLC3.8%Apr 28, 2026

ActivistCICVI Investments, Inc.0.3%Feb 17, 2026

InsiderSSSHUMAN JEFFREY SBuy $2KJun 12, 2025

InsiderSSSHUMAN JEFFREY SBuy $22KJun 11, 2025

ActivistAYAyrton Capital LLC1.3%May 14, 2025

ActivistEAEmpery Asset Management, LP1.3%Apr 24, 2025

View all insider trades View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
VAVANGUARD CAPITAL MANAGEMENT LLC	New	3.4M	$7.8M	0.0%	+6.40%	38
GEODE CAPITAL MANAGEMENT, LLC	Increased	755,306(+123.5%)	$1.8M	0.0%	-1.87%	42
BlackRock, Inc.	Increased	649,273(+277x)	$1.5M	0.0%	+6.58%	28
UBS Group AG	Decreased	472,372(-5.3%)	$1.1M	0.0%	-19.37%	0
MILLENNIUM MANAGEMENT LLC	New	445,228	$1M	0.0%	+6.40%	35
VFVANGUARD FIDUCIARY TRUST CO	New	379,931	$881,440	0.0%	+6.40%	34
STATE STREET CORP	Increased	307,222(+296.6%)	$712,755	0.0%	-4.06%	27
NORTHERN TRUST CORP	Increased	142,868(+506.9%)	$331,454	0.0%	-14.38%	26
GOLDMAN SACHS GROUP INC	Increased	141,984(+162.8%)	$329,403	0.0%	+16.23%	26
DnB Asset Management AS	Unchanged	140,634	$326,271	0.0%	-19.10%	0
SOSquarepoint Ops LLC	New	133,432	$309,562	0.0%	+6.40%	32
BANK OF AMERICA CORP /DE/	Increased	76,850(+241x)	$178,292	0.0%	+6.45%	25
BANK OF MONTREAL /CAN/	Increased	60,700(+33.4%)	$140,824	0.0%	+17.70%	29
GROUP ONE TRADING LLC	New	43,360	$100,595	0.0%	+6.40%	30
ENVESTNET ASSET MANAGEMENT INC	New	41,958	$97,343	0.0%	+6.40%	33
Hudson Bay Capital Management LP	New	41,270	$95,746	0.0%	+6.40%	30
Qube Research & Technologies Ltd	New	36,208	$84,003	0.0%	+6.40%	30
MWMARSHALL WACE, LLP	New	30,593	$70,976	0.0%	+6.40%	29
Brevan Howard Capital Management LP	New	30,000	$69,600	0.0%	+6.40%	29
OMERS ADMINISTRATION Corp	Increased	30,000(+136.2%)	$69,600	0.0%	-6.12%	34