Oklo
OKLO
481 hedge funds and large institutions have $3.03B invested in Oklo in 2025 Q2 according to their latest regulatory filings, with 239 funds opening new positions, 134 increasing their positions, 72 reducing their positions, and 44 closing their positions.
443% more first-time investments, than exits
New positions opened: 239 | Existing positions closed: 44
306% more capital invested
Capital invested by funds: $747M → $3.03B (+$2.29B)
250% more funds holding in top 10
Funds holding in top 10: 2 → 7 (+5)
86% more repeat investments, than reductions
Existing positions increased: 134 | Existing positions reduced: 72
65% more funds holding
Funds holding: 292 → 481 (+189)
13.95% more ownership
Funds ownership: 24.85% → 38.8% (+14%)
16% less call options, than puts
Call options by funds: $763M | Put options by funds: $912M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$225M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$166M |
| 3 |
State Street
Boston,
Massachusetts
|
+$67.6M |
| 4 |
Geode Capital Management
Boston,
Massachusetts
|
+$57.4M |
| 5 |
ECM
ExodusPoint Capital Management
New York
|
+$52.8M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
-$25.9M |
| 2 |
Renaissance Technologies
New York
|
-$23.7M |
| 3 |
VanEck Associates
New York
|
-$23.5M |
| 4 |
Millennium Management
New York
|
-$22M |
| 5 |
Mirae Asset Global ETFs Holdings
Causeway Bay,
Hong Kong
|
-$21.7M |
OKLO Hedge Fund Activity: Q2 2025 in Review
481 of the 7,613 institutional investors tracked by Wall St. Rank reported a position in Oklo (OKLO) for Q2 2025, worth a combined $3.03B — up 306% from $747M a quarter earlier.
Buyers outnumbered sellers: 239 funds opened new OKLO positions and 44 closed out — a net gain of 195 holders — while 134 added to existing stakes and 72 trimmed.
The largest buyer was BlackRock, adding an estimated $225M. The largest seller was Morgan Stanley, cutting an estimated $25.9M.
- 481 institutional investors held Oklo (OKLO) as of Q2 2025, up from 292 in Q1 2025.
- Funds reported $3.03B of Oklo stock for Q2 2025, up 306% quarter-over-quarter.
- 239 funds opened new Oklo positions in Q2 2025 and 44 closed out, a net change of +195 holders.
- The largest Oklo buyer in Q2 2025 was BlackRock, an estimated $225M added.
- The largest Oklo seller in Q2 2025 was Morgan Stanley, an estimated $25.9M sold.
Based on aggregated 13F filings for Q2 2025.