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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, Q2 2022

Institutional positions in Oklo Inc. as of Jun 30, 2022. 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
73
+4 vs. Q1 2022
Shares held
48.7M
+1.20M (+2.5%) vs. Q1 2022
Total value
$470.7M
+$6.36M (+1.4%) vs. Q1 2022
New holders
11
8 more added
Sold out
7
15 more reduced

Compare with Q1 2022: 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 2022: 73 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 2022: $470.7M
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 2022

Shares, value and share of portfolio for each institution holding Oklo Inc.; share changes are against Q1 2022.

Institutions holding OKLO in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Empyrean Capital Partners, LP4,847,126$46.8M1.49%00.0%Unchanged
Tiger Global Management LLCSuperinvestorTiger Global Management4,000,000$38.6M0.32%00.0%Unchanged
PEAK6 Investments LLC3,772,161$36.8M0.85%+475,161+14.4%Added
Magnetar Financial LLC3,421,097$33.0M0.38%−82,390−2.4%Reduced
Citadel Advisors LLC2,500,188$24.1M0.03%−624,622−20.0%Reduced
Millennium Management LLC2,043,781$19.7M0.03%−10,393−0.5%Reduced
BlackRock Inc.2,031,573$19.6M0.00%−2,125−0.1%Reduced
Soroban Capital Partners LP2,000,000$19.3M0.17%00.0%Unchanged
RP Investment Advisors LP1,819,238$17.6M2.47%+980,147+116.8%Added
Adage Capital Partners GP, L.L.C.1,500,000$14.5M0.03%00.0%Unchanged
Marshall Wace, LLP1,498,801$14.5M0.03%+97,201+6.9%Added
Radcliffe Capital Management, L.P.1,264,411$12.2M0.39%+6,949+0.6%Added
BlueCrest Capital Management Ltd1,100,000$10.6M1.47%00.0%Unchanged
TD Asset Management Inc1,018,700$9.83M0.01%00.0%Unchanged
Calamos Advisors LLC1,000,000$9.65M0.04%00.0%Unchanged
Cadian Capital Management, LP1,000,000$9.65M0.65%00.0%Unchanged
Woodline Partners LP800,000$7.72M0.13%00.0%Unchanged
Alberta Investment Management Corp791,309$7.64M0.05%00.0%Unchanged
MMCAP International Inc. SPC600,000$5.79M0.46%00.0%Unchanged
Sage Rock Capital Management LP586,000$5.66M1.12%00.0%Unchanged
Fir Tree Capital Management LP574,413$5.54M0.18%−25,050−4.2%Reduced
UBS Oconnor LLC525,023$5.07M0.05%+525,023New
CSS LLC515,260$4.97M0.24%+515,260New
Kepos Capital LP500,000$4.83M0.44%−200,000−28.6%Reduced
Balyasny Asset Management LLC500,000$4.83M0.02%00.0%Unchanged
Moore Capital Management, LP500,000$4.83M0.15%00.0%Unchanged
Healthcare of Ontario Pension Plan Trust Fund500,000$4.83M0.02%00.0%Unchanged
Castle Hook Partners LP500,000$4.83M0.82%00.0%Unchanged
CVI Holdings, LLC473,801$4.57M0.33%00.0%Unchanged
Bank of Montreal450,000$4.37M0.00%+83,800+22.9%Added
Bulldog Investors, LLP444,071$4.29M1.18%−17,601−3.8%Reduced
Saba Capital Management, L.P.400,000$3.86M0.05%00.0%Unchanged
Ghisallo Capital Management LLC400,000$3.86M0.48%00.0%Unchanged
Kim, LLC400,000$3.86M0.18%+400,000New
CNH Partners LLC397,500$3.84M0.09%+100,000+33.6%Added
Silver Rock Financial LP376,301$3.63M0.79%00.0%Unchanged
Capstone Investment Advisors, LLC373,551$3.60M0.08%00.0%Unchanged
Citigroup Inc300,000$2.90M0.00%00.0%Unchanged
Angelo Gordon & Co., L.P.250,000$2.41M0.29%00.0%Unchanged
Sculptor Capital LP228,914$2.21M0.02%+1,786+0.8%Added
Verition Fund Management LLC205,642$1.98M0.04%−1,454−0.7%Reduced
DuPont Capital Management Corp200,000$1.93M0.09%00.0%Unchanged
Spartan Fund Management Inc.170,000$1.64M0.35%00.0%Unchanged
Picton Mahoney Asset Management150,000$1.45M0.06%00.0%Unchanged
Mangrove Partners149,530$1.44M0.11%+149,530New
Tenor Capital Management Co., L.P.140,992$1.36M0.03%00.0%Unchanged
Rivernorth Capital Management, LLC137,000$1.32M0.05%00.0%Unchanged
Exos Asset Management LLC137,226$1.32M0.69%−340.0%Reduced
D. E. Shaw & Co., Inc.135,678$1.31M0.00%00.0%Unchanged
Jane Street Group, LLC100,409$969.0K0.00%−371−0.4%Reduced
Segantii Capital Management Ltd100,000$965.0K0.03%00.0%Unchanged
Mint Tower Capital Management B.V.100,000$965.0K0.09%00.0%Unchanged
Farallon Capital Management, L.L.C.98,300$949.0K0.01%00.0%Unchanged
HRT Financial LP97,389$939.0K0.01%00.0%Unchanged
Caas Capital Management LP95,138$918.0K0.12%00.0%Unchanged
Starboard Value LPSuperinvestorStarboard Value82,300$794.0K0.01%00.0%Unchanged
Wealthspring Capital LLC77,100$744.0K0.14%+77,100New
Crestline Management, LP65,224$629.0K0.08%+65,224New
Schechter Investment Advisors, LLC53,540$517.0K0.05%+53,540New
Bank of Nova Scotia50,000$483.0K0.00%00.0%Unchanged
Captrust Financial Advisors37,286$360.0K0.00%−10,081−21.3%Reduced
Sage Mountain Advisors LLC34,299$331.0K0.06%+34,299New
Advisor Group Holdings, Inc.30,885$298.0K0.00%+30,885New
Deltec Asset Management LLC24,687$238.0K0.06%+24,687New
Berkley W R Corp19,782$191.0K0.01%00.0%Unchanged
Walleye Capital LLC12,800$124.0K0.00%00.0%Unchanged
Condor Capital Management9,223$89.0K0.01%+9,223New
PenderFund Capital Management Ltd.6,346$79.0K0.02%00.0%Unchanged
Penserra Capital Management LLC5,364$51.0K0.00%−964−15.2%Reduced
Bank of America Corp3,272$32.0K0.00%−1,252−27.7%Reduced
Royal Bank of Canada1,300$13.0K0.00%−770−37.2%Reduced
State of Wyoming1,351$13.0K0.01%+551+68.9%Added
Tower Research Capital LLC (TRC)393$4.00K0.00%−56−12.5%Reduced
Allianz Asset Management GmbH0$00.00%−800,000−100.0%Sold out
Spring Creek Capital LLC0$00.00%−400,000−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−100,000−100.0%Sold out
Weiss Asset Management LP0$00.00%−97,800−100.0%Sold out
Whitebox Advisors LLC0$00.00%−50,000−100.0%Sold out
UBS Group AG0$00.00%−1,596−100.0%Sold out
Ancora Advisors, LLC0$00.00%−100−100.0%Sold out