C3is
CISS
3 hedge funds and large institutions have $274K invested in C3is in 2025 Q3 according to their latest regulatory filings, with 2 funds opening new positions, 1 increasing their positions, 0 reducing their positions, and 2 closing their positions.
123% more capital invested
Capital invested by funds: $123K → $274K (+$151K)
0.06% more ownership
Funds ownership: 0.04% → 0.1% (+0.06%)
0% more funds holding
Funds holding: 3 → 3 (0)
0% more first-time investments, than exits
New positions opened: 2 | Existing positions closed: 2
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WC
Wexford Capital
West Palm Beach,
Florida
|
+$273K |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$39.1K |
| 3 |
FIA
FNY Investment Advisers
New York
|
+$7.49K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TL
TowerView LLC
New York
|
-$46.9K |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$10.2K |
| 3 |
SS
SBI Securities
Tokyo,
Japan
|
-$13 |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
WC
1
Wexford Capital
West Palm Beach,
Florida
| $240K | +$273K | +657 | +459% |
|
|
2
Citadel Advisors
Miami,
Florida
| $28.6K | +$39.1K | +94 | New |
|
|
FIA
3
FNY Investment Advisers
New York
| $5K | +$7.49K | +18 | New |
|
|
TL
4
TowerView LLC
New York
| – | -$46.9K | -102 | Closed |
|
|
5
UBS Group
Zurich,
Switzerland
| – | -$10.2K | -22 | Closed |
|
|
SS
6
SBI Securities
Tokyo,
Japan
| – | -$13 | – | – |
|
CISS Hedge Fund Activity: Q3 2025 in Review
3 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in C3is (CISS) for Q3 2025, worth a combined $274K — up 123% from $123K a quarter earlier.
Fund positioning in CISS was balanced in Q3 2025: 2 funds opened new positions, 2 closed out, 1 added to existing stakes and 0 trimmed.
The largest buyer was Wexford Capital, adding an estimated $273K. The largest seller was TowerView LLC, exiting entirely with an estimated $46.9K sold.
- 3 institutional investors held C3is (CISS) as of Q3 2025, unchanged from Q2 2025.
- Funds reported $274K of C3is stock for Q3 2025, up 123% quarter-over-quarter.
- 2 funds opened new C3is positions in Q3 2025 and 2 closed out, a net change of 0 holders.
- The largest C3is buyer in Q3 2025 was Wexford Capital, an estimated $273K added.
- The largest C3is seller in Q3 2025 was TowerView LLC, an estimated $46.9K sold.
Based on aggregated 13F filings for Q3 2025.