Sidus Space
SIDU
61 hedge funds and large institutions have $20.4M invested in Sidus Space in 2026 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 16 increasing their positions, 9 reducing their positions, and 19 closing their positions.
78% more call options, than puts
Call options by funds: $3.22M | Put options by funds: $1.8M
78% more repeat investments, than reductions
Existing positions increased: 16 | Existing positions reduced: 9
74% more first-time investments, than exits
New positions opened: 33 | Existing positions closed: 19
24% more funds holding
Funds holding: 49 → 61 (+12)
1.24% more ownership
Funds ownership: 12.01% → 13.25% (+1.2%)
0% less capital invested
Capital invested by funds: $20.5M → $20.4M (-$93.5K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$1.76M |
| 2 |
Millennium Management
New York
|
+$1.21M |
| 3 |
Geode Capital Management
Boston,
Massachusetts
|
+$1.14M |
| 4 |
FIA
Foundations Investment Advisors
Phoenix,
Arizona
|
+$735K |
| 5 |
SH
SLT Holdings
Scottsdale,
Arizona
|
+$735K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HF
HRT Financial
New York
|
-$4.28M |
| 2 |
Jane Street
New York
|
-$1.95M |
| 3 |
XT
XTX Topco
George Town,
Cayman Islands
|
-$1.56M |
| 4 |
SRL
Scientech Research LLC
Jersey City,
New Jersey
|
-$909K |
| 5 |
SCA
Sassicaia Capital Advisers
Jericho,
New York
|
-$633K |
SIDU Hedge Fund Activity: Q1 2026 in Review
61 of the 8,191 institutional investors tracked by Wall St. Rank reported a position in Sidus Space (SIDU) for Q1 2026, worth a combined $20.4M — down 0.46% from $20.5M a quarter earlier.
Buyers outnumbered sellers: 33 funds opened new SIDU positions and 19 closed out — a net gain of 14 holders — while 16 added to existing stakes and 9 trimmed.
The largest buyer was BlackRock, adding an estimated $1.76M. The largest seller was HRT Financial, exiting entirely with an estimated $4.28M sold.
- 61 institutional investors held Sidus Space (SIDU) as of Q1 2026, up from 49 in Q4 2025.
- Funds reported $20.4M of Sidus Space stock for Q1 2026, down 0.46% quarter-over-quarter.
- 33 funds opened new Sidus Space positions in Q1 2026 and 19 closed out, a net change of +14 holders.
- The largest Sidus Space buyer in Q1 2026 was BlackRock, an estimated $1.76M added.
- The largest Sidus Space seller in Q1 2026 was HRT Financial, an estimated $4.28M sold.
Based on aggregated 13F filings for Q1 2026.