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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.

Q4 2025 vs. Q3 2025

How the institutions holding Oklo Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of OKLO: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders64010683+53
Shares64.9M110.0K74.8M+10.1M (+15.5%)
Value$7.24B$12.3M$5.37B−$1.85B (−25.7%)

10 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (190)

Institutions that held Oklo Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Showing the largest 100 of 190 by value.

Institutions new to OKLO in Q4 2025
InstitutionSharesValue% of portfolio
Norges Bank1,028,227$73.8M0.01%
Man Group plc336,841$24.2M0.05%
Quantbot Technologies LP234,776$16.8M0.56%
Sumitomo Mitsui Trust Holdings, Inc.222,510$16.0M0.01%
Wedbush Fund Advisers, LLC182,943$13.1M1.36%
OpenArc Corporate Advisory, LLC174,160$12.5M0.21%
CloudAlpha Capital Management Limited/Hong Kong164,299$11.8M1.06%
Jain Global LLC117,599$8.44M0.08%
Amundi103,663$7.44M0.00%
Connor, Clark & Lunn Investment Management Ltd.74,758$5.36M0.01%
Westerkirk Capital Inc.61,900$4.44M0.43%
AlphaStar Capital Management, LLC61,188$4.39M0.32%
Natixis56,666$4.07M0.02%
Mitsubishi UFJ Trust & Banking Corp52,903$3.80M0.01%
BLI - Banque de Luxembourg Investments52,000$3.73M0.11%
Aviva PLC48,444$3.48M0.01%
Credit Agricole S A46,848$3.36M0.01%
Asset Management One Co.,Ltd.43,643$3.23M0.01%
Encompass More Asset Management43,292$3.11M0.58%
Pinebridge Investments LLC42,290$3.03M0.02%
Danske Bank A/S41,700$2.99M0.01%
Korea Investment CORP38,939$2.79M0.01%
Dark Forest Capital Management LP38,199$2.74M0.13%
Nomura Asset Management Co Ltd35,680$2.56M0.01%
Handelsbanken Fonder AB35,600$2.56M0.01%
Resona Asset Management Co.,Ltd.34,553$2.49M0.01%
Jefferies Financial Group Inc.32,800$2.35M0.02%
Soros Fund Management LLCSuperinvestorSoros Fund Management32,147$2.31M0.03%
Delta Global Management LP30,747$2.21M0.16%
State of Michigan Retirement System27,500$1.97M0.01%
Pacer Advisors, Inc.27,346$1.96M0.01%
Skandinaviska Enskilda Banken AB (publ)26,032$1.87M0.01%
Twin Tree Management, LP22,252$1.60M0.16%
McGuire Capital Advisors Inc21,806$1.56M1.00%
CenterBook Partners LP20,770$1.49M0.07%
IFM Investors Pty Ltd20,322$1.46M0.01%
TD Asset Management Inc20,299$1.46M0.00%
British Columbia Investment Management Corp19,687$1.41M0.01%
Winton Group Ltd19,000$1.36M0.05%
Toronto Dominion Bank17,985$1.29M0.00%
Itau Unibanco Holding S.A.18,000$1.29M0.03%
Prakash Investment Advisors LLC17,365$1.25M0.95%
Prudential PLC14,642$1.05M0.01%
Nissay Asset Management Corp14,639$1.05M0.01%
October Effect Ltd12,729$913.4K1.01%
Centiva Capital, LP12,500$897.0K0.05%
Pine Valley Investments Ltd Liability Co11,921$855.5K0.04%
GenTrust, LLC11,493$824.7K0.04%
Sumitomo Mitsui DS Asset Management Company, Ltd11,080$795.1K0.01%
CIBC World Markets Corp11,036$791.9K0.00%
Swedbank AB10,247$735.3K0.00%
Daiwa Securities Group Inc.9,800$703.0K0.00%
Nordea Investment Management AB9,526$686.6K0.00%
Eurizon Capital SGR S.p.A.9,484$680.3K0.00%
Standard Life Aberdeen plc9,457$678.6K0.00%
Mfg Wealth Management, Inc.9,339$670.2K0.52%
Pinnacle Financial Partners, Inc.8,992$645.3K0.00%
Allstate Corp8,421$604.3K0.01%
Mosley Wealth Management4,325$582.9K0.27%
Themes Management Co LLC8,046$577.4K0.46%
Carlson Financial, Inc.7,956$570.9K0.33%
Sequoia Financial Advisors, LLC7,854$563.6K0.00%
Investment Management Corp of Ontario7,497$538.0K0.01%
Texas Capital Bank Wealth Management Services Inc6,804$488.3K0.03%
D.A. Davidson & Co.6,406$459.7K0.00%
Horizon Investments, LLC6,199$444.8K0.01%
Private Wealth Partners, LLC6,000$430.6K0.03%
Gulf International Bank (UK) Ltd5,876$422.0K0.01%
Teachers Retirement System of the State of Kentucky5,562$399.0K0.00%
REX Advisers, LLC5,500$394.7K4.92%
IF Advisors, LLC5,493$394.2K0.32%
Formidable Asset Management, LLC3,334$372.2K0.05%
Total Wealth Planning & Management, Inc.5,175$371.4K0.29%
Keystone Investors Pte Ltd5,030$361.0K0.03%
Warberg Asset Management LLC5,000$358.9K0.11%
Wakefield Asset Management LLLP5,000$358.8K0.10%
Northbridge Financial Group, LLC5,000$358.8K0.16%
Inspire Advisors, LLC4,995$358.5K0.03%
Midwest Professional Planners, LTD.4,962$356.1K0.08%
Rakuten Investment Management, Inc.4,690$347.5K0.00%
Axq Capital, LP4,832$346.7K0.08%
Two Sigma Securities, LLC4,735$339.8K0.05%
Tulsa Wealth Advisors, INC4,632$332.4K0.11%
Abn Amro Investment Solutions4,595$329.7K0.00%
Dai-Ichi Life Insurance Company, Ltd4,590$329.4K0.01%
Bank of Nova Scotia4,561$327.3K0.00%
AG2R la Mondiale Gestion D'Actifs4,210$302.1K0.01%
Nikulski Financial, Inc.4,161$298.6K0.07%
Wealth Analytics Partners, LLC3,908$280.4K0.11%
Royal London Asset Management Ltd3,894$279.4K0.00%
Stonehage Fleming Financial Services Holdings Ltd3,604$258.6K0.01%
Principle Wealth Partners LLC3,575$256.5K0.01%
Marathon Trading Investment Management LLC3,550$254.7K0.03%
Parallax Volatility Advisers, L.P.3,384$242.8K0.01%
Tempo Wealth, LLC3,349$240.3K0.04%
Scientech Research LLC3,283$235.6K0.15%
PensionDanmark Pensionsforsikringsaktieselskab3,200$229.6K0.00%
EP Wealth Advisors, LLC3,103$222.7K0.00%
Delta Investment Management, LLC3,093$222.0K0.04%
Walser Wealth Management Company, A Ltd Liability Co3,030$217.4K0.11%

Sold out (137)

Institutions that held Oklo Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Showing the largest 100 of 137 by value.

Institutions that sold out of OKLO in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Hood River Capital Management LLC662,576$74.0M
Renaissance Technologies LLC267,600$29.9M
Driehaus Capital Management LLC110,298$12.3M
Westwood Wealth Management75,255$8.40M
Y-Intercept (Hong Kong) Ltd65,833$7.35M
VestGen Advisors, LLC50,252$5.61M
EAM Investors, LLC48,732$5.35M
Group One Trading, L.P.40,153$4.48M
IMC-Chicago, LLC37,086$4.14M
Graham Capital Management, L.P.32,093$3.58M
Polymer Capital Management (HK) LTD30,409$3.39M
Canal Insurance CO30,000$3.35M
Moody Aldrich Partners LLC28,045$3.13M
Two Sigma Advisers, LP25,500$2.85M
Arlington Capital Management, Inc.23,524$2.63M
GeoSphere Capital Management, LLC22,075$2.46M
Pinnbrook Capital Management LP17,870$1.99M
Flow Traders U.S. LLC17,643$1.97M
Aristotle Atlantic Partners, LLC17,568$1.96M
DRW Securities, LLC16,382$1.83M
GTS Securities LLC15,696$1.75M
Readystate Asset Management LP15,000$1.67M
Harvest Investment Services, LLC12,848$1.43M
StoneX Group Inc.11,093$1.24M
Fred Alger Management, LLC10,484$1.17M
BOCHK Asset Management Ltd9,000$1.00M
Modera Wealth Management, LLC8,894$992.8K
Xcel Wealth Management, LLC8,588$958.7K
Ariose Capital Management Ltd8,329$929.8K
GWN Securities Inc.7,676$856.9K
Wealth Effects LLC7,500$837.2K
Tradition Wealth Management, LLC7,000$781.4K
Rollins Financial Advisors, LLC6,973$778.4K
Main Street Financial Solutions, LLC6,071$677.7K
United Capital Management of KS, Inc.6,016$671.6K
Cornerstone Wealth Management, LLC5,993$669.0K
FNY Investment Advisers, LLC5,985$668.0K
Valeo Financial Advisors, LLC5,460$609.5K
Ameritas Advisory Services, LLC5,345$596.7K
Essex Financial Services, Inc.5,116$571.1K
HBK Sorce Advisory LLC3,008$516.1K
Commerce Bank4,346$485.1K
Money Concepts Capital Corp4,318$482.0K
Accurate Wealth Management, LLC2,737$476.6K
Counterpoint Mutual Funds LLC4,213$470.3K
Arete Wealth Advisors, LLC3,990$445.0K
Pacitti Group Inc.3,917$437.3K
WBI Investments3,876$432.7K
Brookstone Capital Management3,873$432.3K
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management3,872$432.2K
Pathstone Holdings, LLC3,542$395.4K
Owen LaRue, LLC3,500$390.7K
Red Door Wealth Management, LLC3,410$380.7K
McGuire Investment Group, LLC3,313$369.8K
Almanack Investment Partners, LLC.3,257$363.6K
Wealthstar Advisors, LLC3,044$339.8K
Mesirow Financial Investment Management, Inc.3,010$336.0K
Patten Group, Inc.2,961$330.5K
IPG Investment Advisors LLC2,950$329.3K
WSFS Capital Management, LLC2,909$324.7K
Capital Advisors Wealth Management, LLC2,900$323.7K
Camarda Financial Advisors, LLC2,893$322.9K
Caisse des Depots Et Consignations2,874$320.8K
360 Financial, Inc.2,775$309.8K
Pensionmark Financial Group, LLC2,756$307.7K
Marietta Wealth Management, LLC2,730$304.8K
GoalFusion Wealth Management, LLC2,705$302.0K
Harbour Capital Advisors, LLC2,250$301.8K
LeConte Wealth Management, LLC2,681$299.3K
Skylands Capital, LLC2,631$293.7K
Covenant Asset Management, LLC2,570$286.9K
Miracle Mile Advisors, LLC2,554$285.0K
Suncoast Equity Management2,535$283.0K
Nwam LLC1,774$282.1K
BostonPremier Wealth LLC2,517$281.0K
Crescent Grove Advisors, LLC2,514$280.6K
HBW Advisory Services LLC2,458$274.4K
TRUE Private Wealth Advisors2,445$273.0K
Clay Northam Wealth Management, LLC2,415$269.6K
Visionary Wealth Advisors2,350$262.3K
Evernest Financial Advisors, LLC2,349$262.2K
TCG Advisory Services, LLC2,329$260.0K
Bedell Frazier Investment Counseling, LLC2,300$256.7K
Icon Wealth Advisors, LLC2,300$256.7K
American Alpha Advisors, LLC2,300$256.7K
United Asset Strategies, Inc.2,269$253.3K
Cassaday & Co Wealth Management LLC2,267$253.1K
Westbourne Investments, Inc.1,900$252.3K
Abel Hall, LLC2,243$250.4K
Lake Street Financial LLC2,190$244.5K
Procyon Private Wealth Partners, LLC2,158$240.9K
Purus Wealth Management, LLC2,150$240.0K
Insight Advisors, LLC2,103$234.8K
Ritholtz Wealth Management2,102$234.6K
AssuredPartners Investment Advisors, LLC2,076$231.7K
Capital Investment Advisors, LLC2,074$231.5K
Wellington Shields & Co., LLC2,057$229.6K
DDFG, Inc2,050$228.8K
Profund Advisors LLC2,009$224.3K
Cullinan Associates Inc2,000$223.3K

Not filed for Q4 2025 yet (10)

Institutions that held Oklo Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding OKLO in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Pinebridge Investments, L.P.51,807$5.78M
Sheets Smith Investment Management12,622$1.41M
Synovus Financial Corp11,619$1.30M
CIBC Bancorp USA Inc.11,593$1.29M
Watts Gwilliam & Co., LLC9,469$1.06M
LexAurum Advisors, LLC5,035$562.1K
Apexium Financial, LP4,000$446.5K
Glenmede Investment Management, LP3,709$414.0K
Abich Financial Wealth Management LLC100$11.2K
Guerra Advisors Inc71$7.93K