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, Q2 2023
Institutional positions in Oklo Inc. as of Jun 30, 2023. 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
- 75
- +3 vs. Q1 2023
- Shares held
- 42.1M
- −5.98M (−12.4%) vs. Q1 2023
- Total value
- $439.5M
- −$48.9M (−10.0%) vs. Q1 2023
- New holders
- 12
- 5 more added
- Sold out
- 9
- 29 more reduced
Compare with Q1 2023: 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, Q2 2023
Shares, value and share of portfolio for each institution holding Oklo Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Empyrean Capital Partners, LP | 4,847,126 | $50.6M | 2.63% | 00.0% | Unchanged |
| Tiger Global Management LLCSuperinvestorTiger Global Management | 4,000,000 | $41.7M | 0.35% | 00.0% | Unchanged |
| Magnetar Financial LLC | 3,165,123 | $33.0M | 0.72% | −255,177−7.5% | Reduced |
| EHP Funds Inc. | 2,539,929 | $26.5M | 7.52% | +2,539,929 | New |
| Woodline Partners LP | 2,537,937 | $26.5M | 0.31% | +945,645+59.4% | Added |
| JPMorgan Chase & Co | 2,326,900 | $24.3M | 0.00% | +2,076,900+830.8% | Added |
| Millennium Management LLC | 1,814,428 | $18.9M | 0.02% | +155,529+9.4% | Added |
| Adage Capital Partners GP, L.L.C. | 1,500,000 | $15.6M | 0.03% | 00.0% | Unchanged |
| CNH Partners LLC | 1,391,969 | $14.5M | 0.63% | −102,283−6.8% | Reduced |
| Janus Henderson Group PLC | 1,307,369 | $13.6M | 0.01% | −33,531−2.5% | Reduced |
| J. Goldman & Co LP | 1,262,602 | $13.2M | 0.75% | −1,230,734−49.4% | Reduced |
| TD Asset Management Inc | 1,018,700 | $10.6M | 0.01% | 00.0% | Unchanged |
| Citadel Advisors LLC | 1,000,000 | $10.4M | 0.01% | −250,004−20.0% | Reduced |
| Calamos Advisors LLC | 1,000,000 | $10.4M | 0.05% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 774,478 | $8.08M | 0.01% | +41,800+5.7% | Added |
| Radcliffe Capital Management, L.P. | 709,696 | $7.40M | 0.63% | −554,715−43.9% | Reduced |
| MMCAP International Inc. SPC | 600,000 | $6.26M | 2.06% | 00.0% | Unchanged |
| Schechter Investment Advisors, LLC | 532,928 | $5.56M | 0.50% | −1,072,858−66.8% | Reduced |
| Moore Capital Management, LP | 500,000 | $5.21M | 0.13% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 500,000 | $5.21M | 0.02% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 480,025 | $5.01M | 0.17% | 00.0% | Unchanged |
| PEAK6 Investments LLC | 475,161 | $4.96M | 0.42% | −2,821,839−85.6% | Reduced |
| Alberta Investment Management Corp | 466,309 | $4.86M | 0.05% | −325,000−41.1% | Reduced |
| UBS Oconnor LLC | 462,203 | $4.82M | 0.10% | −10,418−2.2% | Reduced |
| Periscope Capital Inc. | 450,000 | $4.69M | 0.37% | −67,197−13.0% | Reduced |
| Sage Rock Capital Management LP | 423,054 | $4.41M | 5.38% | −25,446−5.7% | Reduced |
| Vivaldi Asset Management, LLC | 417,192 | $4.35M | 0.26% | −98,895−19.2% | Reduced |
| Bulldog Investors, LLP | 390,004 | $4.07M | 1.35% | −15,417−3.8% | Reduced |
| Silver Rock Financial LP | 376,301 | $3.92M | 7.58% | 00.0% | Unchanged |
| Fir Tree Capital Management LP | 367,642 | $3.83M | 0.38% | −137,487−27.2% | Reduced |
| HSBC Holdings PLC | 349,999 | $3.65M | 0.00% | −71,097−16.9% | Reduced |
| Saba Capital Management, L.P. | 287,479 | $3.00M | 0.10% | −112,521−28.1% | Reduced |
| Cowen and Company, LLC | 273,351 | $2.85M | 0.24% | +273,351 | New |
| Deutsche Bank AG | 250,000 | $2.61M | 0.00% | 00.0% | Unchanged |
| MYDA Advisors LLC | 250,000 | $2.61M | 1.02% | +250,000 | New |
| Meteora Capital, LLC | 247,983 | $2.59M | 0.48% | −251,017−50.3% | Reduced |
| Sculptor Capital LP | 225,000 | $2.35M | 0.06% | −25,000−10.0% | Reduced |
| CVI Holdings, LLC | 202,021 | $2.11M | 2.23% | −271,780−57.4% | Reduced |
| DuPont Capital Management Corp | 200,000 | $2.09M | 0.10% | 00.0% | Unchanged |
| Picton Mahoney Asset Management | 150,000 | $1.56M | 0.08% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 140,992 | $1.47M | 0.03% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 137,000 | $1.43M | 0.07% | 00.0% | Unchanged |
| Wealthspring Capital LLC | 124,404 | $1.30M | 1.80% | −207,458−62.5% | Reduced |
| Jane Street Group, LLC | 100,042 | $1.04M | 0.00% | −400.0% | Reduced |
| Mint Tower Capital Management B.V. | 100,000 | $1.04M | 0.14% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 99,530 | $1.04M | 0.01% | 00.0% | Unchanged |
| Farallon Capital Management, L.L.C. | 98,300 | $1.03M | 0.01% | 00.0% | Unchanged |
| HRT Financial LP | 97,022 | $1.01M | 0.01% | −367−0.4% | Reduced |
| Caas Capital Management LP | 95,138 | $992.3K | 0.48% | 00.0% | Unchanged |
| Levin Capital Strategies, L.P. | 91,000 | $949.1K | 0.11% | +91,000 | New |
| Starboard Value LPSuperinvestorStarboard Value | 82,300 | $858.4K | 0.02% | 00.0% | Unchanged |
| Gritstone Asset Management LLC | 81,502 | $850.1K | 1.04% | −457−0.6% | Reduced |
| Potrero Capital Research LLC | 80,652 | $841.2K | 0.54% | +80,652 | New |
| Atlas Merchant Capital LLC | 75,000 | $782.3K | 0.17% | 00.0% | Unchanged |
| Cantor Fitzgerald, L. P. | 67,147 | $700.3K | 0.02% | 00.0% | Unchanged |
| Kepos Capital LP | 60,200 | $628.0K | 0.11% | +60,200 | New |
| Robinson Capital Management, LLC | 57,000 | $591.7K | 0.26% | −5,000−8.1% | Reduced |
| Boothbay Fund Management, LLC | 51,970 | $542.0K | 0.02% | −97,729−65.3% | Reduced |
| Bank of Nova Scotia | 50,000 | $521.5K | 0.00% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 50,000 | $521.5K | 0.03% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 34,776 | $481.0K | 0.15% | 00.0% | Unchanged |
| Verition Fund Management LLC | 34,391 | $358.7K | 0.01% | −456,683−93.0% | Reduced |
| Captrust Financial Advisors | 33,186 | $346.1K | 0.00% | 00.0% | Unchanged |
| Toroso Investments, LLC | 30,000 | $313.0K | 0.01% | 00.0% | Unchanged |
| Walleye Capital LLC | 28,928 | $301.7K | 0.01% | +16,128+126.0% | Added |
| CIBC World Markets Inc. | 26,550 | $277.0K | 0.00% | +26,550 | New |
| Deltec Asset Management LLC | 24,687 | $257.5K | 0.06% | 00.0% | Unchanged |
| FNY Investment Advisers, LLC | 24,288 | $253.0K | 0.32% | +24,288 | New |
| Sage Mountain Advisors LLC | 22,338 | $233.0K | 0.03% | −30,822−58.0% | Reduced |
| Walleye Trading LLC | 16,272 | $169.7K | 0.01% | +16,272 | New |
| Susquehanna International Group, LLP | 15,367 | $160.3K | 0.00% | +15,367 | New |
| Trexquant Investment LP | 11,162 | $116.4K | 0.00% | +11,162 | New |
| Condor Capital Management | 10,558 | $110.1K | 0.01% | −35,805−77.2% | Reduced |
| Royal Bank of Canada | 300 | $3.00K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 21 | $219 | 0.00% | +21 | New |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −2,300,339−100.0% | Sold out |
| Exos TFP Holdings LLC | 0 | $0 | 0.00% | −581,458−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Segantii Capital Management Ltd | 0 | $0 | 0.00% | −350,000−100.0% | Sold out |
| Kim, LLC | 0 | $0 | 0.00% | −152,500−100.0% | Sold out |
| Crestline Management, LP | 0 | $0 | 0.00% | −99,845−100.0% | Sold out |
| GAM Holding AG | 0 | $0 | 0.00% | −24,000−100.0% | Sold out |
| Berkley W R Corp | 0 | $0 | 0.00% | −19,783−100.0% | Sold out |
| MAS Advisors LLC | 0 | $0 | 0.00% | −13,220−100.0% | Sold out |