Rubico Inc
RUBI
0 hedge funds and large institutions have $0 invested in Rubico Inc in 2026 Q1 according to their latest regulatory filings, with 0 funds opening new positions, increasing their positions, reducing their positions, and 2 closing their positions.
0% less ownership
Funds ownership: 0% → 0% (-0%)
100% less funds holding
Funds holding: 2 → 0 (-2)
100% less capital invested
Capital invested by funds: $39.4K → $0 (-$39.4K)
100% less first-time investments, than exits
New positions opened: 0 | Existing positions closed: 2
Top Buyers
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
-$34.6K |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$4.71K |
| 3 |
Bank of America
Charlotte,
North Carolina
|
-$3 |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Jane Street
New York
| – | -$34.6K | -17 | Closed |
|
|
2
UBS Group
Zurich,
Switzerland
| – | -$4.71K | -2 | Closed |
|
|
3
Bank of America
Charlotte,
North Carolina
| – | -$3 | – | – |
|
RUBI Hedge Fund Activity: Q1 2026 in Review
0 of the 8,128 institutional investors tracked by Wall St. Rank reported a position in Rubico Inc (RUBI) for Q1 2026, worth a combined $0 — down 100% from $39.4K a quarter earlier.
Sellers outnumbered buyers: 2 funds closed out of RUBI and 0 opened new positions — a net loss of 2 holders — while 0 trimmed existing stakes and 0 added.
The largest seller was Jane Street, exiting entirely with an estimated $34.6K sold.
- 0 institutional investors held Rubico Inc (RUBI) as of Q1 2026, down from 2 in Q4 2025.
- Funds reported $0 of Rubico Inc stock for Q1 2026, down 100% quarter-over-quarter.
- 0 funds opened new Rubico Inc positions in Q1 2026 and 2 closed out, a net change of -2 holders.
- The largest Rubico Inc seller in Q1 2026 was Jane Street, an estimated $34.6K sold.
Based on aggregated 13F filings for Q1 2026.