Sidus Space Inc. (SIDU) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

25,139,996Shares Outstanding

3,463Shares held by institutions

$7,376Value of institutional holdings

25.33%Institutional ownership %

529.04%Shares Changed QoQ

46No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 46 institutions have reported a stake in Sidus Space Inc. (NASDAQ:SIDU) as of December 2025, according to recent 13F filings with the SEC.

Institutional ownership in Sidus Space edged up to 25.3% in December 2025, compared to 4.1% in September 2025.
Institutional share ownership changed by 529.04% QoQ, while the number of institutional owners saw an increase of 100.00% YoY.
During the quarter, 40 institutions bought more Sidus Space shares, 3 sold shares, and 3 of the 46 total investors held their position steady.
Collectively, institutional investors increased their stake in Sidus Space to 6.37Mn shares as of December 2025, a change that is up by 5.35Mn shares quarter on quarter and up 5.62Mn shares year over year.
With 1.36Mn shares, HRT FINANCIAL LP commands the largest institutional position in Sidus Space as of December 31, 2025, equating to 5.43% of the company.
Among the most significant buyers of Sidus Space during December 2025 were HRT FINANCIAL LP (1.36Mn), JANE STREET GROUP, LLC (719.20K), VANGUARD GROUP INC (704.82K), UBS Group AG (497.18K), XTX Topco Ltd (495.27K).
Leading sellers of Sidus Space stock in December 2025 included CWM, LLC (4.99K), BANK OF AMERICA CORP /DE/ (410), SBI Securities Co., Ltd. (157).
The top 10 institutional holders of Sidus Space for the quarter ending December 2025 included HRT FINANCIAL LP (1.36Mn), VANGUARD GROUP INC (1.27Mn), JANE STREET GROUP, LLC (743.41K), UBS Group AG (499.00K), XTX Topco Ltd (495.27K), GEODE CAPITAL MANAGEMENT, LLC (337.97K), Scientech Research LLC (289.38K), Sassicaia Capital Advisers LLC (201.51K), DnB Asset Management AS (140.63K), TWO SIGMA SECURITIES, LLC (128.61K).

46 Institutional Holders

3,463 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
HRT FINANCIAL LP	31 Dec, 2025	1,364,142	1,364,142	0.00%	$4,283.00
VANGUARD GROUP INC	31 Dec, 2025	1,267,451	704,823	125.27%	$3,979,796.00
JANE STREET GROUP, LLC	31 Dec, 2025	743,409	719,196	2,970.29%	$2,334,305.00
UBS Group AG	31 Dec, 2025	498,999	497,180	27,332.60%	$1,566,857.00
XTX Topco Ltd	31 Dec, 2025	495,266	495,266	0.00%	$1,555,135.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	337,966	102,020	43.24%	$1,061,220.00
Scientech Research LLC	31 Dec, 2025	289,382	289,382	0.00%	$908,659.00
Sassicaia Capital Advisers LLC	31 Dec, 2025	201,514	201,514	0.00%	$632,754.00
DnB Asset Management AS	31 Dec, 2025	140,634	140,634	0.00%	$441,591.00
TWO SIGMA SECURITIES, LLC	31 Dec, 2025	128,612	128,612	0.00%	$403,842.00
Schonfeld Strategic Advisors LLC	31 Dec, 2025	123,766	123,766	0.00%	$388,625.00
Penserra Capital Management LLC	31 Dec, 2025	110,790	110,790	0.00%	$347.00
STATE STREET CORP	31 Dec, 2025	77,472	46,700	151.76%	$243,262.00
THOMPSON DAVIS & CO., INC.	31 Dec, 2025	61,900	61,900	0.00%	$194,366.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	54,029	17,189	46.66%	$169,651.00
CITADEL ADVISORS LLC	31 Dec, 2025	52,141	52,141	0.00%	$163,723.00
Western Wealth Management, LLC	31 Dec, 2025	50,000	50,000	0.00%	$157,000.00
Quadrature Capital Ltd	31 Dec, 2025	48,036	19,711	69.59%	$150,833.00
BANK OF MONTREAL /CAN/	31 Dec, 2025	45,500	10,500	30.00%	$142,870.00
CITIGROUP INC	31 Dec, 2025	43,608	37,374	599.52%	$136,929.00

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