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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 2025

Institutional positions in Oklo Inc. as of Mar 31, 2025. 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
292
+56 vs. Q4 2024
Shares held
34.5M
−6.89M (−16.6%) vs. Q4 2024
Total value
$747.1M
−$134.5M (−15.3%) vs. Q4 2024
New holders
105
92 more added
Sold out
49
72 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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.

Institutional holdersQ1 2025: 292 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 70 institutionsQ4 2021: 68 institutionsQ1 2022: 69 institutionsQ2 2022: 73 institutionsQ3 2022: 77 institutionsQ4 2022: 73 institutionsQ1 2023: 72 institutionsQ2 2023: 75 institutionsQ3 2023: 65 institutionsQ4 2023: 37 institutionsQ1 2024: 54 institutionsQ2 2024: 93 institutionsQ3 2024: 124 institutionsQ4 2024: 238 institutionsQ1 2025: 292 institutionsQ2 2025: 481 institutionsQ3 2025: 640 institutionsQ4 2025: 683 institutionsQ1 2026: 679 institutionsQ2 2026: 673 institutions
Value heldQ1 2025: $747.1M
Q1 2021: $0Q2 2021: $0Q3 2021: $464.4MQ4 2021: $462.7MQ1 2022: $464.4MQ2 2022: $470.7MQ3 2022: $474.3MQ4 2022: $466.4MQ1 2023: $488.4MQ2 2023: $439.5MQ3 2023: $433.8MQ4 2023: $274.8MQ1 2024: $270.8MQ2 2024: $338.6MQ3 2024: $387.2MQ4 2024: $882.1MQ1 2025: $747.1MQ2 2025: $3.03BQ3 2025: $7.24BQ4 2025: $5.37BQ1 2026: $4.43BQ2 2026: $4.27B
Institutions holding OKLO and their total value by quarter
QuarterHoldersValue
Q2 2026673$4.27B
Q1 2026679$4.43B
Q4 2025683$5.37B
Q3 2025640$7.24B
Q2 2025481$3.03B
Q1 2025292$747.1M
Q4 2024238$882.1M
Q3 2024124$387.2M
Q2 202493$338.6M
Q1 202454$270.8M
Q4 202337$274.8M
Q3 202365$433.8M
Q2 202375$439.5M
Q1 202372$488.4M
Q4 202273$466.4M
Q3 202277$474.3M
Q2 202273$470.7M
Q1 202269$464.4M
Q4 202168$462.7M
Q3 202170$464.4M
Q2 20210$0
Q1 20210$0

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Oklo Inc.; share changes are against Q4 2024.

Institutions holding OKLO in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Mirae Asset Global ETFs Holdings Ltd.4,696,881$101.6M0.22%−232,258−4.7%Reduced
Vanguard Group Inc4,381,397$94.8M0.00%+37,718+0.9%Added
Van Eck Associates Corp2,767,694$59.9M0.08%+946,626+52.0%Added
Morgan Stanley1,963,618$42.5M0.00%+1,391,579+243.3%Added
BlackRock, Inc.1,477,744$32.0M0.00%+101,494+7.4%Added
UBS Group AG1,280,591$27.7M0.01%−576,628−31.0%Reduced
Renaissance Technologies LLC1,096,400$23.7M0.04%+672,100+158.4%Added
Atomi Financial Group, Inc.964,827$20.9M0.95%+56,437+6.2%Added
Portland Investment Counsel Inc.807,580$17.4M5.27%+5,000+0.6%Added
Geode Capital Management, LLC759,943$16.4M0.00%+31,297+4.3%Added
Millennium Management LLC582,002$12.6M0.01%+570,532+4,974.1%Added
CloudAlpha Capital Management Limited/Hong Kong539,706$11.7M1.78%+539,706New
Goldman Sachs Group Inc487,098$10.5M0.00%+248,748+104.4%Added
Readystate Asset Management LP442,095$9.56M0.48%−61,786−12.3%Reduced
Sculptor Capital LP433,400$9.37M0.21%+210,800+94.7%Added
Charles Schwab Investment Management Inc410,432$8.88M0.00%−11,999−2.8%Reduced
Citadel Advisors LLC407,433$8.81M0.01%+401,322+6,567.2%Added
State Street Corp385,712$8.34M0.00%−41,223−9.7%Reduced
Cardiff Park Advisors, LLC349,240$7.55M0.73%+34,107+10.8%Added
Jump Financial, LLC320,352$6.93M0.10%+320,352New
Raymond James Financial Inc314,794$6.81M0.00%+210,755+202.6%Added
Toroso Investments, LLC313,300$6.78M0.06%+313,300New
Bank of America Corp295,217$6.39M0.00%+77,583+35.6%Added
ARK Investment Management LLCSuperinvestorARK Invest287,744$6.22M0.06%−166,550−36.7%Reduced
CI Private Wealth, LLC272,654$5.90M0.01%−45,293−14.2%Reduced
LPL Financial LLC265,241$5.74M0.00%+135,157+103.9%Added
Temasek Holdings (Private) Ltd256,569$5.55M0.02%00.0%Unchanged
Headlands Technologies LLC218,820$4.73M0.54%+208,964+2,120.2%Added
HRT Financial LP218,624$4.73M0.03%+218,624New
Baird Financial Group, Inc.206,223$4.46M0.01%−50,971−19.8%Reduced
Colony Group, LLC201,753$4.36M0.01%−303,238−60.0%Reduced
Susquehanna International Group, LLP180,099$3.90M0.01%−768,867−81.0%Reduced
PEAK6 LLC173,856$3.76M0.15%+173,856New
Northern Trust Corp168,609$3.65M0.00%+1,305+0.8%Added
Alyeska Investment Group, L.P.150,000$3.24M0.01%−1,056,281−87.6%Reduced
Exchange Traded Concepts, LLC146,835$3.18M0.06%−309,386−67.8%Reduced
FORA Capital, LLC142,221$3.08M0.31%+142,221New
Jane Street Group, LLC134,519$2.91M0.01%−156,517−53.8%Reduced
Rockefeller Capital Management L.P.132,893$2.87M0.01%+132,893New
CAPROCK Group, Inc.132,778$2.87M0.09%00.0%Unchanged
ExodusPoint Capital Management, LP124,911$2.70M0.04%+124,911New
Wells Fargo & Company124,303$2.69M0.00%+38,401+44.7%Added
BNP Paribas Arbitrage, SA124,077$2.68M0.00%+123,477+20,579.5%Added
Hampton Road Capital Management LP123,830$2.68M1.02%−573,212−82.2%Reduced
Strategic Planning Group, LLC120,515$2.61M0.51%−24,798−17.1%Reduced
Virtu Financial LLC118,229$2.56M0.14%+118,229New
Omers Administration Corp117,400$2.54M0.02%+117,400New
Advisor Group Holdings, Inc.115,478$2.50M0.01%+63,628+122.7%Added
Private Advisor Group, LLC115,113$2.49M0.02%−18,616−13.9%Reduced
Qube Research & Technologies Ltd114,618$2.48M0.00%+114,618New
UBS Asset Management Americas Inc112,772$2.44M0.00%+53,703+90.9%Added
Westwood Wealth Management110,500$2.39M1.03%+90,800+460.9%Added
Windmill Hill Asset Management Ltd102,855$2.22M0.69%+33,329+47.9%Added
Verition Fund Management LLC101,648$2.20M0.01%+101,648New
SkyView Investment Advisors, LLC100,000$2.16M0.33%00.0%Unchanged
Cetera Investment Advisers99,237$2.15M0.00%+41,617+72.2%Added
Royal Bank of Canada92,850$2.01M0.00%+57,497+162.6%Added
Jain Global LLC87,159$1.89M0.04%+87,159New
Commonwealth Equity Services, LLC78,112$1.69M0.00%+36,824+89.2%Added
Scopus Asset Management, L.P.74,323$1.61M0.06%−285,000−79.3%Reduced
Price T Rowe Associates Inc73,832$1.60M0.00%+73,832New
Stifel Financial Corp72,873$1.58M0.00%−44,153−37.7%Reduced
National Philanthropic Trust70,000$1.51M0.02%00.0%Unchanged
AE Wealth Management LLC69,399$1.50M0.01%+69,399New
Cambridge Investment Research Advisors, Inc.68,577$1.48M0.01%+27,458+66.8%Added
Group One Trading, L.P.68,279$1.48M0.06%−339,758−83.3%Reduced
Caitong International Asset Management Co., Ltd65,151$1.41M1.05%+64,974+36,708.5%Added
IMC-Chicago, LLC64,415$1.39M0.05%+64,415New
Botty Investors LLC61,849$1.34M0.44%+39,995+183.0%Added
Canal Insurance CO60,000$1.30M0.31%+30,000+100.0%Added
Swiss National Bank59,600$1.29M0.00%00.0%Unchanged
HITE Hedge Asset Management LLC58,658$1.27M0.08%−135,811−69.8%Reduced
CIBC Private Wealth Group, LLC62,522$1.26M0.00%−30,494−32.8%Reduced
Secure Asset Management, LLC56,553$1.22M0.25%−9,538−14.4%Reduced
National Bank of Canada53,684$1.16M0.00%+15,594+40.9%Added
Squarepoint Ops LLC53,421$1.16M0.00%+53,421New
Foundations Investment Advisors, LLC52,655$1.14M0.02%+6,248+13.5%Added
Cerity Partners LLC51,970$1.12M0.00%−1,835−3.4%Reduced
Citizens Financial Group Inc51,735$1.12M0.02%+51,735New
SPX Equities Gestao de Recursos Ltda50,000$1.08M0.14%−50,000−50.0%Reduced
JPMorgan Chase & Co49,942$1.08M0.00%−115,967−69.9%Reduced
Victory Capital Management Inc49,167$1.06M0.00%+49,167New
HarbourVest Partners LLC48,420$1.05M0.68%+48,420New
Tower Research Capital LLC (TRC)47,940$1.04M0.03%+43,081+886.6%Added
Prospera Financial Services Inc46,757$1.01M0.02%+46,757New
SBI Securities Co., Ltd.46,432$1.00M0.03%+13,108+39.3%Added
Kestra Advisory Services, LLC46,391$1.00M0.00%−77,463−62.5%Reduced
Scientech Research LLC43,900$949.6K0.25%+43,900New
PFG Investments, LLC41,093$888.8K0.06%−4,622−10.1%Reduced
Mariner, LLC40,284$871.3K0.00%+8,923+28.5%Added
Mercer Global Advisors Inc38,481$832.3K0.00%+12,416+47.6%Added
Two Sigma Investments, LP38,299$828.4K0.00%+999+2.7%Added
MML Investors Services, LLC38,179$826.0K0.00%−23,784−38.4%Reduced
Leonteq Securities AG38,000$820.8K0.06%+20,581+118.2%Added
Geneos Wealth Management Inc.36,973$799.7K0.03%+7,352+24.8%Added
Legacy Bridge, LLC36,465$788.7K0.44%+410+1.1%Added
CastleKnight Management LP35,500$767.9K0.08%−13,200−27.1%Reduced
VestGen Advisors, LLC35,475$767.3K0.03%+35,475New
Concurrent Investment Advisors, LLC35,282$763.1K0.02%+35,282New
Aristotle Atlantic Partners, LLC35,136$760.0K0.03%00.0%Unchanged