Oklo Inc.
OKLO- Exchange
- NYSE
- Industry
- Electric Services
- SEC CIK
- 0001849056
In the last 90 days, Oklo Inc. insiders filed 0 open-market purchases and 19 sales; 673 institutions reported holding it in 13F filings for Q2 2026, worth $4.27B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q1 2022
Institutional positions in Oklo Inc. as of Mar 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 69
- +1 vs. Q4 2021
- Shares held
- 47.5M
- +561.1K (+1.2%) vs. Q4 2021
- Total value
- $464.4M
- +$1.69M (+0.4%) vs. Q4 2021
- New holders
- 9
- 11 more added
- Sold out
- 8
- 12 more reduced
Compare with Q4 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OKLO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 673 | $4.27B |
| Q1 2026 | 679 | $4.43B |
| Q4 2025 | 683 | $5.37B |
| Q3 2025 | 640 | $7.24B |
| Q2 2025 | 481 | $3.03B |
| Q1 2025 | 292 | $747.1M |
| Q4 2024 | 238 | $882.1M |
| Q3 2024 | 124 | $387.2M |
| Q2 2024 | 93 | $338.6M |
| Q1 2024 | 54 | $270.8M |
| Q4 2023 | 37 | $274.8M |
| Q3 2023 | 65 | $433.8M |
| Q2 2023 | 75 | $439.5M |
| Q1 2023 | 72 | $488.4M |
| Q4 2022 | 73 | $466.4M |
| Q3 2022 | 77 | $474.3M |
| Q2 2022 | 73 | $470.7M |
| Q1 2022 | 69 | $464.4M |
| Q4 2021 | 68 | $462.7M |
| Q3 2021 | 70 | $464.4M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2022
Shares, value and share of portfolio for each institution holding Oklo Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Empyrean Capital Partners, LP | 4,847,126 | $47.3M | 1.04% | +1,097,126+29.3% | Added |
| Tiger Global Management LLCSuperinvestorTiger Global Management | 4,000,000 | $39.0M | 0.15% | 00.0% | Unchanged |
| Magnetar Financial LLC | 3,503,487 | $34.2M | 0.37% | −26,777−0.8% | Reduced |
| PEAK6 Investments LLC | 3,297,000 | $32.2M | 0.96% | 00.0% | Unchanged |
| Citadel Advisors LLC | 3,124,810 | $30.5M | 0.04% | −350.0% | Reduced |
| Millennium Management LLC | 2,054,174 | $20.0M | 0.02% | −7,095−0.3% | Reduced |
| BlackRock Inc. | 2,033,698 | $19.8M | 0.00% | −469,027−18.7% | Reduced |
| Soroban Capital Partners LP | 2,000,000 | $19.5M | 0.16% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 1,500,000 | $14.6M | 0.03% | 00.0% | Unchanged |
| Marshall Wace, LLP | 1,401,600 | $13.7M | 0.03% | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 1,257,462 | $12.3M | 0.39% | +1,107,462+738.3% | Added |
| BlueCrest Capital Management Ltd | 1,100,000 | $10.7M | 0.88% | +100,000+10.0% | Added |
| TD Asset Management Inc | 1,018,700 | $9.94M | 0.01% | +218,700+27.3% | Added |
| Calamos Advisors LLC | 1,000,000 | $9.76M | 0.04% | 00.0% | Unchanged |
| Cadian Capital Management, LP | 1,000,000 | $9.76M | 0.49% | 00.0% | Unchanged |
| RP Investment Advisors LP | 839,091 | $8.19M | 1.15% | +839,091 | New |
| Allianz Asset Management GmbH | 800,000 | $7.81M | 0.01% | 00.0% | Unchanged |
| Woodline Partners LP | 800,000 | $7.81M | 0.13% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 791,309 | $7.72M | 0.04% | +791,309 | New |
| Kepos Capital LP | 700,000 | $6.83M | 0.51% | +75,000+12.0% | Added |
| MMCAP International Inc. SPC | 600,000 | $5.86M | 0.34% | 00.0% | Unchanged |
| Fir Tree Capital Management LP | 599,463 | $5.85M | 0.17% | 00.0% | Unchanged |
| Sage Rock Capital Management LP | 586,000 | $5.72M | 1.02% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 500,000 | $4.88M | 0.02% | 00.0% | Unchanged |
| Moore Capital Management, LP | 500,000 | $4.88M | 0.16% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 500,000 | $4.88M | 0.02% | 00.0% | Unchanged |
| Castle Hook Partners LP | 500,000 | $4.88M | 0.47% | 00.0% | Unchanged |
| CVI Holdings, LLC | 473,801 | $4.62M | 0.31% | −797−0.2% | Reduced |
| Bulldog Investors, LLP | 461,672 | $4.51M | 1.16% | −50,878−9.9% | Reduced |
| Spring Creek Capital LLC | 400,000 | $3.90M | 0.15% | 00.0% | Unchanged |
| Saba Capital Management, L.P. | 400,000 | $3.90M | 0.07% | 00.0% | Unchanged |
| Ghisallo Capital Management LLC | 400,000 | $3.90M | 0.42% | 00.0% | Unchanged |
| Silver Rock Financial LP | 376,301 | $3.67M | 0.70% | 00.0% | Unchanged |
| Capstone Investment Advisors, LLC | 373,551 | $3.65M | 0.08% | −6,967−1.8% | Reduced |
| Bank of Montreal | 366,200 | $3.58M | 0.00% | +366,200 | New |
| Citigroup Inc | 300,000 | $2.93M | 0.00% | 00.0% | Unchanged |
| CNH Partners LLC | 297,500 | $2.90M | 0.08% | +50,000+20.2% | Added |
| Angelo Gordon & Co., L.P. | 250,000 | $2.44M | 0.29% | 00.0% | Unchanged |
| Sculptor Capital LP | 227,128 | $2.22M | 0.02% | +227,128 | New |
| Spartan Fund Management Inc. | 170,000 | $2.07M | 0.34% | +170,000 | New |
| Verition Fund Management LLC | 207,096 | $2.02M | 0.04% | −11,125−5.1% | Reduced |
| DuPont Capital Management Corp | 200,000 | $1.95M | 0.08% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 150,000 | $1.46M | 0.05% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 140,992 | $1.38M | 0.03% | 00.0% | Unchanged |
| Exos Asset Management LLC | 137,260 | $1.34M | 0.57% | +3,024+2.3% | Added |
| Rivernorth Capital Management, LLC | 137,000 | $1.34M | 0.05% | +137,000 | New |
| D. E. Shaw & Co., Inc. | 135,678 | $1.32M | 0.00% | +4,031+3.1% | Added |
| Jane Street Group, LLC | 100,780 | $984.0K | 0.00% | +658+0.7% | Added |
| Mint Tower Capital Management B.V. | 100,000 | $976.0K | 0.11% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 100,000 | $976.0K | 0.01% | 00.0% | Unchanged |
| Segantii Capital Management Ltd | 100,000 | $976.0K | 0.04% | +100,000 | New |
| Farallon Capital Management, L.L.C. | 98,300 | $959.0K | 0.01% | 00.0% | Unchanged |
| Weiss Asset Management LP | 97,800 | $955.0K | 0.02% | −50,000−33.8% | Reduced |
| HRT Financial LP | 97,389 | $950.0K | 0.01% | 00.0% | Unchanged |
| Caas Capital Management LP | 95,138 | $929.0K | 0.16% | 00.0% | Unchanged |
| Starboard Value LPSuperinvestorStarboard Value | 82,300 | $803.0K | 0.01% | −13,700−14.3% | Reduced |
| Bank of Nova Scotia | 50,000 | $488.0K | 0.00% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 50,000 | $488.0K | 0.01% | 00.0% | Unchanged |
| Captrust Financial Advisors | 47,367 | $462.0K | 0.00% | 00.0% | Unchanged |
| Berkley W R Corp | 19,782 | $194.0K | 0.01% | 00.0% | Unchanged |
| Walleye Capital LLC | 12,800 | $125.0K | 0.00% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 6,346 | $77.0K | 0.02% | 00.0% | Unchanged |
| Penserra Capital Management LLC | 6,328 | $61.0K | 0.00% | −4,659−42.4% | Reduced |
| Bank of America Corp | 4,524 | $44.0K | 0.00% | +4,524 | New |
| Royal Bank of Canada | 2,070 | $21.0K | 0.00% | +2,070 | New |
| UBS Group AG | 1,596 | $16.0K | 0.00% | +1,537+2,605.1% | Added |
| State of Wyoming | 800 | $8.00K | 0.00% | +317+65.6% | Added |
| Tower Research Capital LLC (TRC) | 449 | $5.00K | 0.00% | −136−23.2% | Reduced |
| Ancora Advisors, LLC | 100 | $1.00K | 0.00% | 00.0% | Unchanged |
| 40 North Management LLC | 0 | $0 | 0.00% | −2,000,000−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −515,770−100.0% | Sold out |
| Fortress Investment Group LLC | 0 | $0 | 0.00% | −416,563−100.0% | Sold out |
| Hound Partners, LLC | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Blackstone Group Inc. | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Diameter Capital Partners LP | 0 | $0 | 0.00% | −300,000−100.0% | Sold out |
| Advisor Group Holdings, Inc. | 0 | $0 | 0.00% | −31,100−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −29,480−100.0% | Sold out |