Ticker · CUSIP 02156V109
Holders (tracked)
20
Combined shares
10,900,145
Combined value
$782.19M
Last close
$66.81
Quarter
2025Q4
Price · 1Y$66.81+44.83 (+203.96%)H $174.14 · L $20.39 · Avg Vol 15.9M
Position opened
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
Price is -6.9% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
23 events
- +92,100 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+5,037 shares · 2025Q4Position
- Ken Griffin (Citadel Advisors) added2026-02-17+96,511 shares · 2025Q4Position
- D.E. Shaw & Co. trimmed2026-02-17−320,229 shares · 2025Q4Position
- Wellington Management trimmed2026-02-17−196,429 shares · 2025Q4Position
- Two Sigma Investments trimmed2026-02-17−575 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−1,238 shares · 2025Q4Position
- Steve Cohen (Point72) added2026-02-17+257,400 shares · 2025Q4Position
- T. Rowe Price trimmed2026-02-17−177,414 shares · 2025Q4Position
- Ray Dalio (Bridgewater Associates) added2026-02-13+21,243 shares · 2025Q4Position
- +32,147 shares · 2025Q4Position
- Renaissance Technologies exited2026-02-12−267,600 shares · 2025Q4Position
- Cathie Wood (ARK Invest) added2026-02-11+66,564 shares · 2025Q4Position
- Norges Bank (Norway SWF) opened position2026-02-10+1,028,227 shares · 2025Q4Position
- AQR Capital Management added2025-11-14+22,450 shares · 2025Q3Position
- D.E. Shaw & Co. trimmed2025-11-14−836,093 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) added2025-11-14+40,074 shares · 2025Q3Position
- Two Sigma Investments trimmed2025-11-14−36,725 shares · 2025Q3Position
- T. Rowe Price added2025-11-14+209,020 shares · 2025Q3Position
- Wellington Management trimmed2025-11-14−105,379 shares · 2025Q3Position
- Renaissance Technologies opened position2025-11-13+267,600 shares · 2025Q3Position
- +25,593 shares · 2025Q3Position
- Cathie Wood (ARK Invest) trimmed2025-11-12−33,630 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of OKLO…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Paul Tudor Jones (Tudor Investment) | 2024Q4 | $21.60 | +209.2% | $2.0M |
| Paul Tudor Jones (Tudor Investment) | 2024Q4 | $21.60 | +209.2% | $2.0M |
| Cathie Wood (ARK Invest) | 2024Q3 | $27.09 | +146.6% | $14.9M |
| Wellington Management | 2025Q2 | $55.99 | +19.3% | $17.0M |
| Steve Cohen (Point72) | 2024Q2 | $62.62 | +6.7% | $5.3M |
| Steve Cohen (Point72) | 2024Q2 | $62.62 | +6.7% | $5.3M |
| Two Sigma Investments | 2023Q4 | $69.90 | -4.4% | $935K |
| Two Sigma Investments | 2023Q4 | $69.90 | -4.4% | $935K |
| Two Sigma Investments | 2023Q4 | $69.90 | -4.4% | $935K |
| Norges Bank (Norway SWF) | 2025Q4 | $71.76 | -6.9% | $68.7M |
| George Soros (Soros Fund Mgmt) | 2025Q4 | $71.76 | -6.9% | $2.1M |
| D.E. Shaw & Co. | 2021Q3 | $72.51 | -7.9% | $101.3M |
| D.E. Shaw & Co. | 2021Q3 | $72.51 | -7.9% | $101.3M |
| Ken Griffin (Citadel Advisors) | 2021Q4 | $73.70 | -9.3% | $289.8M |
| Ken Griffin (Citadel Advisors) | 2021Q4 | $73.70 | -9.3% | $289.8M |
| Ken Griffin (Citadel Advisors) | 2021Q4 | $73.70 | -9.3% | $289.8M |
| AQR Capital Management | 2025Q1 | $85.66 | -22.0% | $2.4M |
| T. Rowe Price | 2025Q1 | $87.87 | -24.0% | $7.2M |
| Ray Dalio (Bridgewater Associates) | 2025Q3 | $93.55 | -28.6% | $3.1M |
| Izzy Englander (Millennium Mgmt) | 2021Q3 | $106.66 | -37.4% | $3.4M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions3
- Norges Bank (Norway SWF)+1,028,227$73.8M
- Paul Tudor Jones (Tudor Investment)+92,100$6.6M
- George Soros (Soros Fund Mgmt)+32,147$2.3M
Added to5
- Steve Cohen (Point72)+257,400$18.5M
- Ken Griffin (Citadel Advisors)+96,511$6.9M
- Cathie Wood (ARK Invest)+66,564$4.8M
- Ray Dalio (Bridgewater Associates)+21,243$1.5M
- AQR Capital Management+5,037$361K
Trimmed5
- D.E. Shaw & Co.−320,229$23.0M
- Wellington Management−196,429$14.1M
- Izzy Englander (Millennium Mgmt)−1,238$89K
- Two Sigma Investments−575$41K
- T. Rowe Price−177,414$13K
Exited1
- Renaissance Technologies−267,600$29.9M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 5 | $110.8M |
| 2022Q2 | 5 | $103.4M |
| 2022Q3 | 5 | $105.7M |
| 2022Q4 | 4 | $89.2M |
| 2023Q1 | 4 | $77.6M |
| 2023Q2 | 4 | $79.2M |
| 2023Q3 | 3 | $68.5M |
| 2023Q4 | 3 | $52.8M |
| 2024Q1 | 3 | $57.1M |
| 2024Q2 | 8 | $63.8M |
| 2024Q3 | 9 | $47.9M |
| 2024Q4 | 11 | $146.9M |
| 2025Q1 | 13 | $146.3M |
| 2025Q2 | 13 | $551.6M |
| 2025Q3 | 19 | $1.45B |
| 2025Q4 | 20 | $782.2M |
Who owns OKLO
20 super-investors · 2025Q4
Tracked stake
10.90M
shares
Combined value
$782M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New4Added8Trim8
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 4.34M | $311M |
| 2 | Ken Griffin Citadel Advisors | 2.51M | $180M |
| 3 | D.E. Shaw & Co. | 1.52M | $109M |
| 4 | Norges Bank Norway SWF | 1.03M | $74M |
| 5 | Wellington Management | 254.3K | $18M |
| 6 | Cathie Wood ARK Invest | 223.0K | $16M |
| 7 | Ken Griffin Citadel Advisors | 218.5K | $16M |
| 8 | Steve Cohen Point72 | 207.7K | $15M |
| 9 | T. Rowe Price | 107.9K | $8M |
| 10 | Two Sigma Investments | 104.9K | $8M |
| 11 | Steve Cohen Point72 | 79.7K | $6M |
| 12 | Paul Tudor Jones Tudor Investment | 61.5K | $4M |
| 13 | Izzy Englander Millennium Mgmt | 51.0K | $4M |
| 14 | Ray Dalio Bridgewater Associates | 46.8K | $3M |
| 15 | AQR Capital Management | 35.5K | $3M |
| 16 | George Soros Soros Fund Mgmt | 32.1K | $2M |
| 17 | D.E. Shaw & Co. | 30.9K | $2M |
| 18 | Paul Tudor Jones Tudor Investment | 30.6K | $2M |
| 19 | Two Sigma Investments | 15.0K | $1M |
| 20 | Two Sigma Investments | 14.0K | $1M |
Recent moves
20 transactions
- +92,100 · 2025Q4
- +5,037 · 2025Q4
- −196,429 · 2025Q4
- −575 · 2025Q4
- +96,511 · 2025Q4
- −1,238 · 2025Q4
- +257,400 · 2025Q4
- TRIMT. Rowe Price−177,414 · 2025Q4
- TRIMD.E. Shaw & Co.−320,229 · 2025Q4
- +32,147 · 2025Q4
- +21,243 · 2025Q4
- −267,600 · 2025Q4
- +66,564 · 2025Q4
- +1,028,227 · 2025Q4
- −36,725 · 2025Q3
- +40,074 · 2025Q3
- TRIMD.E. Shaw & Co.−836,093 · 2025Q3
- +209,020 · 2025Q3
- −105,379 · 2025Q3
- +22,450 · 2025Q3
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