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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, Q3 2025

Institutional positions in Oklo Inc. as of Sep 30, 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
640
+163 vs. Q2 2025
Shares held
64.9M
+10.8M (+19.9%) vs. Q2 2025
Total value
$7.24B
+$4.21B (+138.9%) vs. Q2 2025
New holders
231
208 more added
Sold out
68
150 more reduced

4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 640 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 heldQ3 2025: $7.24B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Oklo Inc.; share changes are against Q2 2025.

Institutions holding OKLO in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Plancorp, LLC6,089$679.7K0.02%+73+1.2%Added
Main Street Financial Solutions, LLC6,071$677.7K0.04%+6,071New
Diversify Wealth Management, LLC5,319$673.8K0.04%+864+19.4%Added
United Capital Management of KS, Inc.6,016$671.6K0.09%−2,000−25.0%Reduced
Cornerstone Wealth Management, LLC5,993$669.0K0.04%+518+9.5%Added
FNY Investment Advisers, LLC5,985$668.0K0.22%+5,183+646.3%Added
FORA Capital, LLC5,872$655.5K0.12%−86,292−93.6%Reduced
Sterling Capital Management LLC5,836$651.5K0.01%+3,632+164.8%Added
WealthShield Partners, LLC5,835$651.4K0.07%+5,835New
HighPoint Advisor Group LLC5,823$650.0K0.03%+895+18.2%Added
Matisse Capital5,814$649.0K0.29%+5,814New
Means Investment Co., Inc.5,779$645.2K0.06%+1,318+29.5%Added
Redhawk Wealth Advisors, Inc.5,737$640.4K0.07%+881+18.1%Added
IFP Advisors, Inc5,652$630.9K0.02%+2,839+100.9%Added
First National Trust Co5,650$630.7K0.02%00.0%Unchanged
AdvisorNet Financial, Inc5,645$630.2K0.04%+1,362+31.8%Added
SIH Partners, LLLP5,584$623.3K0.05%+5,584New
Advisors Asset Management, Inc.5,536$618.0K0.01%+2,189+65.4%Added
Ancora Advisors, LLC5,485$612.3K0.01%−325−5.6%Reduced
Valeo Financial Advisors, LLC5,460$609.5K0.01%+5,460New
Circle Wealth Management, LLC5,361$598.4K0.01%−659−10.9%Reduced
Ameritas Advisory Services, LLC5,345$596.7K0.04%−1,700−24.1%Reduced
Sheets Smith Wealth Management5,278$589.2K0.07%00.0%Unchanged
Leonteq Securities AG5,254$586.5K0.03%−5,746−52.2%Reduced
Coastal Bridge Advisors, LLC5,223$583.0K0.04%+223+4.5%Added
Macquarie Group Ltd5,173$577.5K0.00%+2,360+83.9%Added
Mackenzie Financial Corp5,163$576.3K0.00%+5,163New
Allspring Global Investments Holdings, LLC4,962$575.2K0.00%+4,962New
Essex Financial Services, Inc.5,116$571.1K0.03%−892−14.8%Reduced
LexAurum Advisors, LLC5,035$562.1K0.08%00.0%Unchanged
Insigneo Advisory Services, LLC5,029$561.4K0.04%−4,790−48.8%Reduced
IHT Wealth Management, LLC5,005$558.7K0.01%−754−13.1%Reduced
Carbahal Olsen Financial Services Group, LLC5,000$558.1K0.45%00.0%Unchanged
Lighthouse Investment Partners, LLC5,000$558.1K0.02%+5,000New
World Equity Group, Inc.4,910$548.1K0.12%−2,053−29.5%Reduced
Bailard, Inc.4,810$536.9K0.01%+4,810New
Spire Wealth Management4,803$536.2K0.02%−390−7.5%Reduced
Gainplan LLC4,802$536.0K0.23%+4,802New
Apollon Wealth Management, LLC4,797$535.5K0.01%+4,797New
Swiss Life Asset Management Ltd4,793$535.0K0.00%+4,793New
Stiles Financial Services Inc4,730$528.0K0.17%+1,120+31.0%Added
Fountainhead AM, LLC4,715$526.3K0.07%+4,715New
Signature Wealth Management Partners, LLC4,714$526.2K0.28%−2,125−31.1%Reduced
Herold Advisors, Inc.4,700$524.7K0.12%00.0%Unchanged
Sunpointe, LLC4,700$524.7K0.19%+200+4.4%Added
Perennial Investment Advisors, LLC4,676$522.0K0.04%+154+3.4%Added
HBK Sorce Advisory LLC3,008$516.1K0.01%+3,008New
Inscription Capital, LLC4,588$512.2K0.06%−920−16.7%Reduced
Entropy Technologies, LP4,576$510.8K0.04%−5,036−52.4%Reduced
Moneta Group Investment Advisors LLC4,568$509.9K0.00%+377+9.0%Added
Sigma Planning Corp4,564$509.5K0.01%+4,564New
Belpointe Asset Management LLC4,521$504.7K0.02%+4,521New
Essex LLC4,500$502.3K0.09%−130−2.8%Reduced
Evanson Asset Management, LLC4,438$495.4K0.03%+4,438New
Meriwether Wealth & Planning, LLC4,425$494.0K0.29%+310+7.5%Added
Patriot Financial Group Insurance Agency, LLC4,415$492.8K0.06%+4,415New
Wolff Wiese Magana LLC4,360$486.7K0.28%+169+4.0%Added
Blueshift Asset Management, LLC4,357$486.4K0.15%+4,357New
Commerce Bank4,346$485.1K0.00%+4,346New
Howard Financial Services, Ltd.4,333$483.7K0.06%+158+3.8%Added
Money Concepts Capital Corp4,318$482.0K0.03%+4,318New
O'Shaughnessy Asset Management, LLC4,314$481.6K0.00%+4,314New
Dynamic Advisor Solutions LLC4,305$480.6K0.01%+4,305New
Accurate Wealth Management, LLC2,737$476.6K0.06%+2,737New
Counterpoint Mutual Funds LLC4,213$470.3K0.04%+4,213New
Flputnam Investment Management Co4,205$469.4K0.01%−2,995−41.6%Reduced
Smartleaf Asset Management LLC3,979$463.6K0.03%+3,979New
Catalytic Wealth RIA, LLC4,124$460.4K0.02%00.0%Unchanged
IFG Advisory, LLC4,071$454.4K0.02%+356+9.6%Added
Legato Capital Management LLC4,047$451.8K0.05%+4,047New
Apexium Financial, LP4,000$446.5K0.02%+225+6.0%Added
Arete Wealth Advisors, LLC3,990$445.0K0.03%+3,990New
Magnetar Financial LLC3,955$441.5K0.00%+3,955New
CIBC Private Wealth Group, LLC3,951$441.1K0.00%+1,852+88.2%Added
Pacitti Group Inc.3,917$437.3K0.17%+3,917New
Palumbo Wealth Management LLC3,892$434.5K0.14%−8,318−68.1%Reduced
WBI Investments3,876$432.7K0.11%+3,876New
Brookstone Capital Management3,873$432.3K0.01%+3,873New
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management3,872$432.2K0.01%−12−0.3%Reduced
MGO Private Wealth, LLC3,838$428.4K0.26%+3,838New
High Net Worth Advisory Group LLC3,812$425.5K0.10%−82−2.1%Reduced
Gladstone Institutional Advisory LLC3,802$424.4K0.02%−4,625−54.9%Reduced
Pasadena Private Wealth, LLC3,802$424.4K0.06%+210+5.8%Added
CIBC Asset Management Inc3,778$421.7K0.00%00.0%Unchanged
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors3,773$421.2K0.02%−1,332−26.1%Reduced
Glenmede Investment Management, LP3,709$414.0K0.00%+3,709New
Warren Averett Asset Management, LLC3,665$409.1K0.00%+3,665New
Cornerstone Capital, Inc.3,625$404.7K0.04%−900−19.9%Reduced
Global Retirement Partners, LLC3,589$400.6K0.01%+929+34.9%Added
Gerber Kawasaki Wealth & Investment Management3,564$397.8K0.01%−38−1.1%Reduced
Pathstone Holdings, LLC3,542$395.4K0.00%+3,542New
Petredis Investment Advisors LLC3,530$394.1K0.03%+3,530New
Fiduciary Wealth Partners, LLC3,525$393.5K0.17%+3,525New
Amalgamated Bank3,508$392.0K0.00%00.0%Unchanged
Owen LaRue, LLC3,500$390.7K0.15%+3,500New
PDS Planning, Inc3,492$389.8K0.03%+3,492New
Focus Financial Network, Inc.3,463$386.6K0.01%+3,463New
Vontobel Holding Ltd.3,460$386.2K0.00%+3,460New
Red Door Wealth Management, LLC3,410$380.7K0.04%+3,410New
Noble Wealth Management PBC3,400$379.5K0.20%+3,400New