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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, Q2 2025

Institutional positions in Oklo Inc. as of Jun 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
481
+195 vs. Q1 2025
Shares held
54.1M
+19.7M (+57.4%) vs. Q1 2025
Total value
$3.03B
+$2.29B (+307.5%) vs. Q1 2025
New holders
239
135 more added
Sold out
44
72 more reduced

6 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 481 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 heldQ2 2025: $3.03B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Oklo Inc.; share changes are against Q1 2025.

Institutions holding OKLO in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Universal- Beteiligungs- und Servicegesellschaft mbH14,490$811.3K0.00%−2,810−16.2%Reduced
Peapack Gladstone Financial Corp14,425$808.0K0.01%−1,400−8.8%Reduced
Newbridge Financial Services Group, Inc.14,362$804.1K0.13%+6,712+87.7%Added
Janney Montgomery Scott LLC14,339$803.0K0.00%+2,106+17.2%Added
BayBridge Capital Group, LLC13,734$769.0K0.49%−106−0.8%Reduced
Park Avenue Securities LLC13,533$758.0K0.01%−3,750−21.7%Reduced
Prudential Financial Inc13,190$738.5K0.00%+13,190New
Wealthedge Investment Advisors, LLC13,173$737.6K0.31%+13,173New
Moore Capital Management, LP13,000$727.9K0.01%+13,000New
Truist Financial Corp12,850$719.5K0.00%+745+6.2%Added
CIBC World Markets Corp12,657$708.7K0.00%+12,657New
Sheets Smith Investment Management12,578$704.2K0.62%+12,578New
Per Stirling Capital Management, LLC.12,557$703.1K0.09%+2,715+27.6%Added
Algert Global LLC12,430$696.0K0.01%+12,430New
SLT Holdings LLC12,325$690.1K0.51%+12,325New
Hennion & Walsh Asset Management, Inc.12,249$685.8K0.03%+12,249New
Palumbo Wealth Management LLC12,210$683.6K0.21%+50+0.4%Added
Millennium Management LLC12,156$680.6K0.00%−569,846−97.9%Reduced
Captrust Financial Advisors12,036$673.9K0.00%+12,036New
Balboa Wealth Partners11,828$662.3K0.13%−7,132−37.6%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)11,732$656.9K0.00%+2,200+23.1%Added
Victory Capital Management Inc11,716$656.0K0.00%−37,451−76.2%Reduced
Kaizen Financial Strategies11,477$642.6K0.33%−2,043−15.1%Reduced
Financial Advocates Investment Management11,387$637.6K0.05%+455+4.2%Added
Polymer Capital Management (HK) LTD11,170$625.4K0.10%+11,170New
Leonteq Securities AG11,000$615.9K0.04%−27,000−71.1%Reduced
Johnson Investment Counsel Inc10,813$605.4K0.01%+85+0.8%Added
Parallel Advisors, LLC10,622$594.7K0.01%−1,240−10.5%Reduced
Synovus Financial Corp10,525$589.3K0.01%+10,525New
Ameritas Investment Partners, Inc.10,487$587.2K0.02%+10,487New
Fox Hill Wealth Management10,471$586.3K0.30%+10,471New
Ameriprise Financial Inc10,447$584.9K0.00%+10,447New
Teacher Retirement System of Texas10,182$570.1K0.00%+10,182New
HSBC Holdings PLC10,275$568.2K0.00%+10,275New
Oxford Asset Management LLP10,079$564.3K0.19%+10,079New
KLCM Advisors, Inc.10,000$559.9K0.06%00.0%Unchanged
Modus Advisors, LLC10,000$559.9K0.17%+10,000New
Aventura Private Wealth, LLC9,925$555.7K0.24%−200−2.0%Reduced
Insigneo Advisory Services, LLC9,819$549.8K0.05%+9,819New
Morris Retirement Advisors, LLC9,770$547.0K0.26%+266+2.8%Added
Steward Partners Investment Advisory, LLC9,635$539.5K0.00%−1,478−13.3%Reduced
Entropy Technologies, LP9,612$538.2K0.04%+9,612New
Independent Advisor Alliance9,514$532.7K0.02%+9,514New
The PNC Financial Services Group, Inc.9,405$526.6K0.00%−971−9.4%Reduced
Strategic Blueprint, LLC9,250$517.9K0.03%−21−0.2%Reduced
U.S. Capital Wealth Advisors, LLC9,139$511.7K0.01%+9,139New
GWN Securities Inc.8,886$497.5K0.09%+8,886New
Foster Victor Wealth Advisors, LLC8,853$477.4K0.03%+8,853New
Gladstone Institutional Advisory LLC8,427$471.8K0.02%+8,427New
Empowered Funds, LLC8,415$471.2K0.01%+8,415New
Independent Financial Group, LLC8,291$464.2K0.01%+8,291New
Farther Finance Advisors, LLC8,150$456.3K0.01%+1,396+20.7%Added
Xponance, Inc.8,133$455.4K0.00%+8,133New
United Capital Management of KS, Inc.8,016$448.8K0.07%−1,988−19.9%Reduced
AQR Capital Management LLC8,011$448.5K0.00%−15,983−66.6%Reduced
RSM US Wealth Management LLC7,946$444.9K0.01%+7,946New
Adams Wealth Management7,797$436.5K0.08%+7,797New
CacheTech Inc.7,797$436.5K0.08%+7,797New
Optimize Financial Inc7,784$435.8K0.27%+7,784New
Modera Wealth Management, LLC7,753$434.1K0.01%+7,753New
Tower Research Capital LLC (TRC)7,643$427.9K0.01%−40,297−84.1%Reduced
Total Wealth Planning & Management, Inc.7,636$427.5K0.37%+7,636New
HBK Investments L P7,500$419.9K0.01%+7,500New
Silverleafe Capital Partners, LLC7,210$403.7K0.14%−2,517−25.9%Reduced
Bensler, LLC7,205$403.4K0.05%+7,205New
Flputnam Investment Management Co7,200$403.1K0.01%+7,200New
Guggenheim Capital LLC7,110$398.1K0.00%+7,110New
Principal Financial Group Inc7,096$397.3K0.00%+7,096New
Ameritas Advisory Services, LLC7,045$394.4K0.02%+7,045New
Kingswood Wealth Advisors, LLC6,992$391.5K0.03%+6,992New
Flagship Harbor Advisors, LLC6,974$390.5K0.02%+6,974New
Prestige Wealth Management Group LLC6,965$390.0K0.08%+120+1.8%Added
World Equity Group, Inc.6,963$389.9K0.11%+6,963New
Darden Wealth Group Inc6,950$389.1K0.23%+6,950New
International Assets Investment Management, LLC6,860$384.1K0.03%+6,860New
Signature Wealth Management Partners, LLC6,839$382.9K0.22%+6,839New
Alps Advisors Inc6,826$382.2K0.00%+6,826New
Quest Partners LLC6,740$377.4K0.04%+5,539+461.2%Added
Powell Investment Advisors, LLC6,735$377.1K0.14%+6,735New
Wealth Effects LLC6,710$375.7K0.14%+6,710New
Sovereign Financial Group, Inc.6,675$373.7K0.08%+6,675New
PFG Advisors6,397$358.2K0.02%+6,397New
Nations Financial Group Inc,6,323$354.0K0.02%+6,323New
Diversify Wealth Management, LLC4,455$349.6K0.02%+4,455New
SCS Capital Management LLC6,241$349.4K0.00%+6,241New
Westbourne Investments, Inc.6,200$347.1K0.19%+6,200New
Dark Forest Capital Management LP6,132$343.3K0.01%+6,132New
Circle Wealth Management, LLC6,020$337.1K0.01%+6,020New
Plancorp, LLC6,016$336.8K0.01%+6,016New
Essex Financial Services, Inc.6,008$336.4K0.02%+6,008New
Crescent Grove Advisors, LLC5,988$335.3K0.03%+5,988New
Envestnet Asset Management Inc5,870$328.7K0.00%+5,870New
Ancora Advisors, LLC5,810$325.3K0.01%00.0%Unchanged
National Asset Management, Inc.5,765$322.8K0.02%+5,765New
US Bancorp5,763$322.7K0.00%+3,331+137.0%Added
IHT Wealth Management, LLC5,759$322.4K0.01%+5,759New
First National Trust Co5,650$316.3K0.01%+5,650New
CastleKnight Management LP5,600$313.5K0.02%−29,900−84.2%Reduced
Strategies Wealth Advisors, LLC5,596$313.3K0.03%+5,596New
Inscription Capital, LLC5,508$308.4K0.04%+5,508New