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Sidus Space
SIDU

22 hedge funds and large institutions have $1.29M invested in Sidus Space in 2025 Q2 according to their latest regulatory filings, with 9 funds opening new positions, 6 increasing their positions, 2 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

200% more repeat investments, than reductions

Existing positions increased: 6 | Existing positions reduced: 2

67% more capital invested

Capital invested by funds: $772K → $1.29M (+$518K)

13% more first-time investments, than exits

New positions opened: 9 | Existing positions closed: 8

5% more funds holding

Funds holding: 21 → 22 (+1)

2.6% more ownership

Funds ownership: 6.07% → 8.67% (+2.6%)

Holders
22
Holders Change
+1
Holders Change %
+4.76%
% of All Funds
0.29%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
9
Increased
6
Reduced
2
Closed
8
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
XT
XTX Topco
Cayman Islands
+$148K
2
Vanguard Group
Vanguard Group
Pennsylvania
+$97.4K
3
Jane Street
Jane Street
New York
+$83.4K
4
Millennium Management
Millennium Management
New York
+$68.9K
5
Morgan Stanley
Morgan Stanley
New York
+$52.5K

Top Sellers

Rank Fund Capital Flow
1
FIA
FNY Investment Advisers
New York
-$107K
2
EIM
Essex Investment Management
Massachusetts
-$44.6K
3
SM
Sabby Management
Florida
-$35.8K
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$24.5K
5
Vontobel Holding
Vontobel Holding
Switzerland
-$19.2K

SIDU Hedge Fund Activity: Q2 2025 in Review

22 of the 7,614 institutional investors tracked by Wall St. Rank reported a position in Sidus Space (SIDU) for Q2 2025, worth a combined $1.29M — up 67% from $772K a quarter earlier.

Buyers outnumbered sellers: 9 funds opened new SIDU positions and 8 closed out — a net gain of 1 holder — while 6 added to existing stakes and 2 trimmed.

The largest buyer was XTX Topco, opening a new position worth an estimated $148K. The largest seller was FNY Investment Advisers, exiting entirely with an estimated $107K sold.

  • 22 institutional investors held Sidus Space (SIDU) as of Q2 2025, up from 21 in Q1 2025.
  • Funds reported $1.29M of Sidus Space stock for Q2 2025, up 67% quarter-over-quarter.
  • 9 funds opened new Sidus Space positions in Q2 2025 and 8 closed out, a net change of +1 holder.
  • The largest Sidus Space buyer in Q2 2025 was XTX Topco, an estimated $148K added.
  • The largest Sidus Space seller in Q2 2025 was FNY Investment Advisers, an estimated $107K sold.

Based on aggregated 13F filings for Q2 2025.