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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 20 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, Q4 2025

Institutional positions in Oklo Inc. as of Dec 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
683
+53 vs. Q3 2025
Shares held
74.8M
+10.1M (+15.5%) vs. Q3 2025
Total value
$5.37B
−$1.85B (−25.7%) vs. Q3 2025
New holders
190
231 more added
Sold out
137
196 more reduced

10 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: 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 holdersQ4 2025: 683 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 heldQ4 2025: $5.37B
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, Q4 2025

Shares, value and share of portfolio for each institution holding Oklo Inc.; share changes are against Q3 2025.

Institutions holding OKLO in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Snowden Capital Advisors LLC8,235$590.9K0.02%+1,616+24.4%Added
US Bancorp8,198$588.3K0.00%+1,056+14.8%Added
Mosley Wealth Management4,325$582.9K0.27%+4,325New
Secure Asset Management, LLC8,120$582.7K0.09%−27,003−76.9%Reduced
Themes Management Co LLC8,046$577.4K0.46%+8,046New
Mutual Advisors, LLC8,004$574.3K0.01%−592−6.9%Reduced
Legacy Advisors, LLC8,003$574.3K0.06%00.0%Unchanged
Bensler, LLC7,975$572.3K0.06%−420−5.0%Reduced
Blueshift Asset Management, LLC7,973$572.1K0.17%+3,616+83.0%Added
Carlson Financial, Inc.7,956$570.9K0.33%+7,956New
Mission Wealth Management, LP7,924$568.6K0.01%−14−0.2%Reduced
Flagship Harbor Advisors, LLC7,899$566.8K0.03%−3,068−28.0%Reduced
Capstone Investment Advisors, LLC7,887$566.0K0.00%+5,949+307.0%Added
Jennison Associates LLC7,877$565.3K0.00%−296−3.6%Reduced
Sequoia Financial Advisors, LLC7,854$563.6K0.00%+7,854New
Joule Financial, LLC7,831$562.0K0.17%−519−6.2%Reduced
Adams Wealth Management7,797$561.2K0.12%00.0%Unchanged
CacheTech Inc.7,797$561.2K0.10%00.0%Unchanged
Quantum Private Wealth, LLC7,750$556.1K0.16%+700+9.9%Added
Oxford Asset Management LLP7,728$554.6K0.20%+4,544+142.7%Added
Kingswood Wealth Advisors, LLC7,681$551.2K0.03%+361+4.9%Added
RSM US Wealth Management LLC7,619$545.7K0.01%−842−10.0%Reduced
We Are One Seven, LLC7,498$538.1K0.01%−9,317−55.4%Reduced
Investment Management Corp of Ontario7,497$538.0K0.01%+7,497New
Allspring Global Investments Holdings, LLC6,829$531.3K0.00%+1,867+37.6%Added
Advisors Asset Management, Inc.7,399$531.0K0.01%+1,863+33.7%Added
Diversify Wealth Management, LLC5,410$525.3K0.02%+91+1.7%Added
Sigma Planning Corp7,175$514.9K0.01%+2,611+57.2%Added
Magnetar Financial LLC6,949$498.7K0.00%+2,994+75.7%Added
Lido Advisors, LLC5,409$494.8K0.00%+2,635+95.0%Added
Empowered Funds, LLC6,887$494.2K0.01%−2,000−22.5%Reduced
CIBC Asset Management Inc6,814$489.0K0.00%+3,036+80.4%Added
Texas Capital Bank Wealth Management Services Inc6,804$488.3K0.03%+6,804New
Powell Investment Advisors, LLC6,735$483.3K0.17%00.0%Unchanged
First Business Financial Services, Inc.6,650$477.2K0.04%00.0%Unchanged
Palumbo Wealth Management LLC6,607$474.1K0.12%+2,715+69.8%Added
Darden Wealth Group Inc6,538$469.2K0.23%+402+6.6%Added
IFP Advisors, Inc6,484$465.3K0.01%+832+14.7%Added
Sara-Bay Financial6,450$461.9K0.14%00.0%Unchanged
D.A. Davidson & Co.6,406$459.7K0.00%+6,406New
Independent Advisor Alliance6,325$453.9K0.01%−2,863−31.2%Reduced
Focus Financial Network, Inc.6,295$451.7K0.02%+2,832+81.8%Added
Gerber Kawasaki Wealth & Investment Management6,270$449.9K0.02%+2,706+75.9%Added
Vontobel Holding Ltd.6,257$449.0K0.00%+2,797+80.8%Added
Horizon Investments, LLC6,199$444.8K0.01%+6,199New
Plancorp, LLC6,089$436.9K0.01%00.0%Unchanged
Acropolis Investment Management, LLC6,067$435.4K0.02%+310+5.4%Added
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors6,024$432.3K0.03%+2,251+59.7%Added
Stephens Consulting, LLC6,000$430.6K0.14%+5,000+500.0%Added
Private Wealth Partners, LLC6,000$430.6K0.03%+6,000New
Patriot Financial Group Insurance Agency, LLC5,945$426.6K0.05%+1,530+34.7%Added
Gulf International Bank (UK) Ltd5,876$422.0K0.01%+5,876New
BayBridge Capital Group, LLC5,825$418.0K0.26%−2,600−30.9%Reduced
Prestige Wealth Management Group LLC5,812$417.1K0.08%−1,254−17.7%Reduced
CIBC Private Wealth Group, LLC5,809$416.9K0.00%+1,858+47.0%Added
United Capital Financial Advisers, LLC5,807$416.7K0.00%+3,990+219.6%Added
Matisse Capital5,800$416.2K0.19%−14−0.2%Reduced
Coastal Bridge Advisors, LLC5,759$413.3K0.03%+536+10.3%Added
Johnson Investment Counsel Inc5,742$412.0K0.00%−3,067−34.8%Reduced
IHT Wealth Management, LLC5,738$411.9K0.01%+733+14.6%Added
Arkadios Wealth Advisors5,665$406.5K0.01%+3,538+166.3%Added
First National Trust Co5,650$405.4K0.01%00.0%Unchanged
Strategic Blueprint, LLC5,644$405.0K0.02%−4,513−44.4%Reduced
Verition Fund Management LLC5,580$400.4K0.00%−19,158−77.4%Reduced
Teachers Retirement System of the State of Kentucky5,562$399.0K0.00%+5,562New
Guggenheim Capital LLC5,556$398.7K0.00%−1,163−17.3%Reduced
Insigneo Advisory Services, LLC5,509$395.3K0.03%+480+9.5%Added
REX Advisers, LLC5,500$394.7K4.92%+5,500New
IF Advisors, LLC5,493$394.2K0.32%+5,493New
Apollon Wealth Management, LLC5,426$389.4K0.01%+629+13.1%Added
Circle Wealth Management, LLC5,396$387.2K0.01%+35+0.7%Added
Essex LLC5,354$384.2K0.07%+854+19.0%Added
Sheets Smith Wealth Management5,314$381.3K0.04%+36+0.7%Added
Gainplan LLC5,206$373.6K0.14%+404+8.4%Added
Means Investment Co., Inc.5,200$373.2K0.03%−579−10.0%Reduced
Formidable Asset Management, LLC3,334$372.2K0.05%+3,334New
Total Wealth Planning & Management, Inc.5,175$371.4K0.29%+5,175New
Thurston, Springer, Miller, Herd & Titak, Inc.5,153$369.8K0.13%+4,349+540.9%Added
Banque Cantonale Vaudoise5,024$361.0K0.01%−9,813−66.1%Reduced
Keystone Investors Pte Ltd5,030$361.0K0.03%+5,030New
World Equity Group, Inc.5,004$359.1K0.10%+94+1.9%Added
Warberg Asset Management LLC5,000$358.9K0.11%+5,000New
Alight Capital Management LP5,000$358.8K0.10%−15,500−75.6%Reduced
Carbahal Olsen Financial Services Group, LLC5,000$358.8K0.28%00.0%Unchanged
Wakefield Asset Management LLLP5,000$358.8K0.10%+5,000New
Northbridge Financial Group, LLC5,000$358.8K0.16%+5,000New
Inspire Advisors, LLC4,995$358.5K0.03%+4,995New
Sterling Capital Management LLC4,977$357.1K0.01%−859−14.7%Reduced
Midwest Professional Planners, LTD.4,962$356.1K0.08%+4,962New
Brown Advisory Inc4,955$355.6K0.00%−1,573−24.1%Reduced
CIBC World Markets Inc.4,888$350.8K0.00%+2,265+86.4%Added
Dynamic Advisor Solutions LLC4,874$349.8K0.01%+569+13.2%Added
Rakuten Investment Management, Inc.4,690$347.5K0.00%+4,690New
Axq Capital, LP4,832$346.7K0.08%+4,832New
PFG Investments, LLC4,812$345.3K0.02%−54,851−91.9%Reduced
Flputnam Investment Management Co4,805$344.8K0.01%+600+14.3%Added
Two Sigma Securities, LLC4,735$339.8K0.05%+4,735New
Herold Advisors, Inc.4,700$337.3K0.08%00.0%Unchanged
Sunpointe, LLC4,700$337.3K0.11%00.0%Unchanged
Moneta Group Investment Advisors LLC4,672$335.3K0.00%+104+2.3%Added