Oklo
OKLO
683 hedge funds and large institutions have $5.37B invested in Oklo in 2025 Q4 according to their latest regulatory filings, with 190 funds opening new positions, 230 increasing their positions, 197 reducing their positions, and 137 closing their positions.
39% more first-time investments, than exits
New positions opened: 190 | Existing positions closed: 137
17% more repeat investments, than reductions
Existing positions increased: 230 | Existing positions reduced: 197
7% more funds holding
Funds holding: 639 → 683 (+44)
3.94% more ownership
Funds ownership: 43.94% → 47.88% (+3.9%)
2% more call options, than puts
Call options by funds: $1.56B | Put options by funds: $1.53B
26% less capital invested
Capital invested by funds: $7.24B → $5.37B (-$1.87B)
50% less funds holding in top 10
Funds holding in top 10: 6 → 3 (-3)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$692M |
| 2 |
Mirae Asset Global ETFs Holdings
Causeway Bay,
Hong Kong
|
+$80.4M |
| 3 |
Bank of Montreal
Toronto,
Ontario, Canada
|
+$71.8M |
| 4 |
State Street
Boston,
Massachusetts
|
+$65.1M |
| 5 |
VanEck Associates
New York
|
+$53.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
-$170M |
| 2 |
JP Morgan Chase
New York
|
-$81.2M |
| 3 |
HRCM
Hood River Capital Management
Palm Beach Gardens,
Florida
|
-$74M |
| 4 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$51.9M |
| 5 |
Morgan Stanley
New York
|
-$45.9M |
OKLO Hedge Fund Activity: Q4 2025 in Review
683 of the 8,263 institutional investors tracked by Wall St. Rank reported a position in Oklo (OKLO) for Q4 2025, worth a combined $5.37B — down 26% from $7.24B a quarter earlier.
Buyers outnumbered sellers: 190 funds opened new OKLO positions and 137 closed out — a net gain of 53 holders — while 230 added to existing stakes and 197 trimmed.
The largest buyer was BlackRock, adding an estimated $692M. The largest seller was UBS Group, cutting an estimated $170M.
- 683 institutional investors held Oklo (OKLO) as of Q4 2025, up from 639 in Q3 2025.
- Funds reported $5.37B of Oklo stock for Q4 2025, down 26% quarter-over-quarter.
- 190 funds opened new Oklo positions in Q4 2025 and 137 closed out, a net change of +53 holders.
- The largest Oklo buyer in Q4 2025 was BlackRock, an estimated $692M added.
- The largest Oklo seller in Q4 2025 was UBS Group, an estimated $170M sold.
Based on aggregated 13F filings for Q4 2025.