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Sidus Space
SIDU

21 hedge funds and large institutions have $772K invested in Sidus Space in 2025 Q1 according to their latest regulatory filings, with 7 funds opening new positions, 7 increasing their positions, 2 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

250% more repeat investments, than reductions

Existing positions increased: 7 | Existing positions reduced: 2

2.67% less ownership

Funds ownership: 8.74% → 6.07% (-2.7%)

5% less funds holding

Funds holding: 22 → 21 (-1)

13% less first-time investments, than exits

New positions opened: 7 | Existing positions closed: 8

79% less capital invested

Capital invested by funds: $3.68M → $772K (-$2.91M)

Holders
21
Holders Change
-1
Holders Change %
-4.55%
% of All Funds
0.28%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
7
Increased
7
Reduced
2
Closed
8
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
+$275K
2
FIA
FNY Investment Advisers
New York
+$166K
3
Bank of Montreal
Bank of Montreal
Ontario, Canada
+$80.1K
4
EIM
Essex Investment Management
Massachusetts
+$68.9K
5
SM
Sabby Management
Florida
+$55.3K

Top Sellers

Rank Fund Capital Flow
1
HCM
Heights Capital Management
California
-$2.37M
2
Jane Street
Jane Street
New York
-$118K
3
Millennium Management
Millennium Management
New York
-$89.4K
4
XT
XTX Topco
Cayman Islands
-$58.4K
5
VF
Virtu Financial
New York
-$44.7K
Name Holding Trade Value Shares
Change 		Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$199K +$275K +120,104 +851%
Geode Capital Management
2
Geode Capital Management
Massachusetts
$140K +$16.7K +7,317 +8%
FIA
3
FNY Investment Advisers
New York
$107K +$166K +72,500 New
Bank of Montreal
4
Bank of Montreal
Ontario, Canada
$51.8K +$80.1K +35,000 New
State Street
5
State Street
Massachusetts
$45.5K +$35.9K +15,700 +104%
EIM
6
Essex Investment Management
Massachusetts
$44.6K +$68.9K +30,112 New
SM
7
Sabby Management
Florida
$35.8K +$55.3K +24,186 New
Northern Trust
8
Northern Trust
Illinois
$33.6K – – –
Dimensional Fund Advisors
9
Dimensional Fund Advisors
Texas
$24.5K +$37.9K +16,579 New
Vontobel Holding
10
Vontobel Holding
Switzerland
$19.2K +$5.95K +2,600 +25%
Morgan Stanley
11
Morgan Stanley
New York
$18.7K +$21.6K +9,444 +295%
VF
12
Virtu Financial
New York
$18K -$44.7K -19,526 -61%
UBS Group
13
UBS Group
Switzerland
$17.1K -$8.93K -3,901 -25%
CIAM
14
Caitong International Asset Management
Hong Kong
$5.96K +$9.21K +4,027 New
SS
15
SBI Securities
Japan
$5.25K +$5.88K +2,570 +263%
IA
16
IFP Advisors
Florida
$2.96K +$4.58K +2,000 New
FDCDDQ
17
Federation des caisses Desjardins du Quebec
Quebec, Canada
$1.48K – – –
GSWM
18
Golden State Wealth Management
California
$1.48K – – –
Bank of America
19
Bank of America
North Carolina
$851 +$1.15K +503 +699%
CTC
20
Central Trust Company
Missouri
$148 – – –
AF
21
Allworth Financial
California
$116 – – –
HCM
22
Heights Capital Management
California
– -$2.37M -483,000 Closed
Jane Street
23
Jane Street
New York
– -$118K -24,130 Closed
Millennium Management
24
Millennium Management
New York
– -$89.4K -18,253 Closed
XT
25
XTX Topco
Cayman Islands
– -$58.4K -11,918 Closed
1
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SIDU Hedge Fund Activity: Q1 2025 in Review

21 of the 7,461 institutional investors tracked by Wall St. Rank reported a position in Sidus Space (SIDU) for Q1 2025, worth a combined $772K — down 79% from $3.68M a quarter earlier.

Sellers outnumbered buyers: 8 funds closed out of SIDU and 7 opened new positions — a net loss of 1 holder — while 2 trimmed existing stakes and 7 added.

The largest buyer was Vanguard Group, adding an estimated $275K. The largest seller was Heights Capital Management, exiting entirely with an estimated $2.37M sold.

  • 21 institutional investors held Sidus Space (SIDU) as of Q1 2025, down from 22 in Q4 2024.
  • Funds reported $772K of Sidus Space stock for Q1 2025, down 79% quarter-over-quarter.
  • 7 funds opened new Sidus Space positions in Q1 2025 and 8 closed out, a net change of -1 holder.
  • The largest Sidus Space buyer in Q1 2025 was Vanguard Group, an estimated $275K added.
  • The largest Sidus Space seller in Q1 2025 was Heights Capital Management, an estimated $2.37M sold.

Based on aggregated 13F filings for Q1 2025.