OKLO Institutional Ownership
Top institutional (13F) holders of OKLO and 5%+ (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
48
Institutional value
$3.68B
Top holder
JANE STREET GROUP, LLC
Top holders
| Holder | Stake | Filed | Value |
|---|---|---|---|
| JANE STREET GROUP, LLCholding company | 5.3% | Aug 14, 2026 | $544.08M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | 5.3% | Aug 14, 2026 | $539.36M |
| BlackRock, Inc.holding company | 3.7% | Aug 7, 2026 | $382.64M |
| CITADEL ADVISORS LLCinvestment advisor | 3.5% | Sep 1, 2026 | $359.21M |
| Vanguard Capital Managementinvestment advisor | 3.3% | Aug 13, 2026 | $342.2M |
| Vanguard Portfolio Managementinvestment advisor | 3.3% | Aug 13, 2026 | $336.25M |
| MORGAN STANLEYholding company | 1.7% | Aug 13, 2026 | $170.75M |
| STATE STREET CORPORATIONholding company | 1.2% | Sep 22, 2026 | $124.44M |
| UBS Group AGbank | 1.2% | Aug 13, 2026 | $120.4M |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | 1.3% | Nov 6, 2026 | $96.76M |
| Norges Bankother | 0.9% | Aug 12, 2026 | $92.01M |
| D. E. Shaw & Co., Inc.investment advisor | 0.7% | Aug 14, 2026 | $73.83M |
| GOLDMAN SACHS GROUP INCinvestment advisor | 0.6% | Aug 14, 2026 | $60.09M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | 0.6% | Aug 14, 2026 | $59.56M |
| MARSHALL WACE, LLPinvestment advisor | 0.5% | Aug 13, 2026 | $55.8M |
| NORTHERN TRUST CORPinvestment advisor | 0.4% | Aug 13, 2026 | $37.49M |
| BANK OF AMERICA CORP /DE/holding company | 0.3% | Aug 14, 2026 | $31M |
| Capital World Investorsinvestment advisor | 0.3% | May 13, 2026 | $26.65M |
| WELLS FARGO & COMPANY/MNinvestment advisor | 0.2% | Aug 14, 2026 | $24.29M |
| MILLENNIUM MANAGEMENT LLCinvestment advisor | 0.2% | Aug 14, 2026 | $20.16M |
| ARK Investment Management LLCinvestment advisor | 0.2% | Aug 14, 2026 | $19.48M |
| Bank of New York Mellon Corpholding company | 0.3% | Nov 5, 2026 | $18.85M |
| Swiss National Bankinvestment advisor | 0.1% | Aug 11, 2026 | $15.05M |
| FMR LLCinvestment advisor | 0.1% | Aug 13, 2026 | $14.82M |
| Point72 Asset Management, L.P.investment advisor | 0.1% | Aug 14, 2026 | $13.35M |
5%+ holders
Current stakes of 5% or more from Schedule 13D and 13G filings. A joint filing shows once, under its lead filer.
| Holder | Form | Stake | Filed |
|---|---|---|---|
| Caroline Cochranindividualwith Jacob DeWitte | SC 13D/A | 11.1% | Jul 7, 2026 |
| Data Collective IV GP, LLC (“DCVC IV GP”)otherwith Data Collective IV, L.P. (“DCVC IV”) and 4 others | SC 13G | 5.7% | May 21, 2024 |
| Empyrean Capital Overseas Master Fund, Ltdholding companywith Amos Meron and Empyrean Capital Partners, LP | SC 13G/A | 9.4% | Feb 14, 2023 |
| ALEC N. LITOWITZotherwith MAGNETAR CAPITAL PARTNERS LP and 2 others | SC 13G | 9.0% | Jan 14, 2022 |
| Meteora Capital, LLCinvestment advisorwith Vik Mittal | SC 13G | 7.6% | Feb 14, 2024 |
| Encompass Capital Partners LLCotherwith Encompass Capital Advisors LLC and Todd J. Kantor | SC 13G/A | 7.4% | Feb 14, 2024 |
| Citadel Securities GP LLCholding companywith Citadel Advisors Holdings LP and 5 others | SC 13G/A | 9.0% | Feb 14, 2023 |
| Fort Baker Capital, LLCotherwith Fort Baker Capital Management LP and Steven Patrick Pigott | SC 13G/A | 9.0% | Nov 14, 2024 |
| Empyrean Capital Partners, LPotherwith Amos Meron | SC 13G/A | 9.0% | Nov 14, 2024 |
| DAVID J. SNYDERMANotherwith MAGNETAR CAPITAL PARTNERS LP and 2 others | SC 13G/A | 9.0% | Nov 6, 2024 |
Institutional ownership for companies related to OKLO
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.