ProShares Ultra Bloomberg Crude Oil
UCO
37 hedge funds and large institutions have $10.4M invested in ProShares Ultra Bloomberg Crude Oil in 2025 Q4 according to their latest regulatory filings, with 11 funds opening new positions, 4 increasing their positions, 8 reducing their positions, and 6 closing their positions.
148% more call options, than puts
Call options by funds: $37.1M | Put options by funds: $15M
83% more first-time investments, than exits
New positions opened: 11 | Existing positions closed: 6
16% more funds holding
Funds holding: 32 → 37 (+5)
1.25% less ownership
Funds ownership: 3.86% → 2.61% (-1.2%)
26% less capital invested
Capital invested by funds: $13.9M → $10.4M (-$3.58M)
50% less repeat investments, than reductions
Existing positions increased: 4 | Existing positions reduced: 8
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
+$2.42M |
| 2 |
JFG
Jefferies Financial Group
New York
|
+$2.4M |
| 3 |
BAAM
Baker Avenue Asset Management
San Francisco,
California
|
+$820K |
| 4 |
HT
Headlands Technologies
Chicago,
Illinois
|
+$421K |
| 5 |
QC
Quadrature Capital
London,
United Kingdom
|
+$354K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
-$4.5M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$2.06M |
| 3 |
Jane Street
New York
|
-$699K |
| 4 |
Group One Trading
Chicago,
Illinois
|
-$463K |
| 5 |
TRCT
Tower Research Capital (TRC)
New York
|
-$275K |
UCO Hedge Fund Activity: Q4 2025 in Review
37 of the 8,270 institutional investors tracked by Wall St. Rank reported a position in ProShares Ultra Bloomberg Crude Oil (UCO) for Q4 2025, worth a combined $10.4M — down 26% from $13.9M a quarter earlier.
Buyers outnumbered sellers: 11 funds opened new UCO positions and 6 closed out — a net gain of 5 holders — while 4 added to existing stakes and 8 trimmed.
The largest buyer was Citadel Advisors, opening a new position worth an estimated $2.42M. The largest seller was Morgan Stanley, cutting an estimated $4.5M.
- 37 institutional investors held ProShares Ultra Bloomberg Crude Oil (UCO) as of Q4 2025, up from 32 in Q3 2025.
- Funds reported $10.4M of ProShares Ultra Bloomberg Crude Oil stock for Q4 2025, down 26% quarter-over-quarter.
- 11 funds opened new ProShares Ultra Bloomberg Crude Oil positions in Q4 2025 and 6 closed out, a net change of +5 holders.
- The largest ProShares Ultra Bloomberg Crude Oil buyer in Q4 2025 was Citadel Advisors, an estimated $2.42M added.
- The largest ProShares Ultra Bloomberg Crude Oil seller in Q4 2025 was Morgan Stanley, an estimated $4.5M sold.
Based on aggregated 13F filings for Q4 2025.