Oklo Inc.

OKLO

Exchange: NYSE
Industry: Electric Services
SEC CIK: 0001849056

SEC filings (opens in a new tab)

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.

Q3 2021 vs. Q2 2021

How the institutions holding Oklo Inc. changed between Q2 2021 and Q3 2021.

All holders in Q3 2021 All holders in Q2 2021

13F holders of OKLO: Q2 2021 compared with Q3 2021
Measure	Q2 2021	Q3 2021	Change
Holders	0	70	+70
Shares	0	47.3M	+47.3M
Value	$0	$464.4M	+$464.4M

New holders (70)

Institutions that held Oklo Inc. at the end of Q3 2021 but not at the end of Q2 2021.

Institutions new to OKLO in Q3 2021
Institution	Shares	Value	% of portfolio
Tiger Global Management LLCSuperinvestorTiger Global Management	4,000,000	$39.3M	0.08%
Citadel Advisors LLC	3,732,697	$36.7M	0.04%
Magnetar Financial LLC	3,557,087	$35.0M	0.36%
PEAK6 Investments LLC	3,297,860	$32.4M	0.66%
Empyrean Capital Partners, LP	2,500,000	$24.6M	0.58%
BlackRock Inc.	2,501,926	$24.5M	0.00%
Millennium Management LLC	2,013,265	$19.8M	0.03%
Soroban Capital Partners LP	2,000,000	$19.7M	0.18%
40 North Management LLC	2,000,000	$19.7M	0.65%
Adage Capital Partners GP, L.L.C.	1,500,000	$14.7M	0.03%
Cadian Capital Management, LP	1,000,000	$9.83M	0.37%
BlueCrest Capital Management Ltd	1,000,000	$9.83M	0.48%
Calamos Advisors LLC	1,000,000	$9.82M	0.05%
Schonfeld Strategic Advisors LLC	1,000,000	$9.82M	0.11%
Fir Tree Capital Management LP	800,000	$7.86M	0.27%
Allianz Asset Management GmbH	800,000	$7.86M	0.01%
TD Asset Management Inc	800,000	$7.86M	0.01%
Woodline Partners LP	800,000	$7.85M	0.13%
Highbridge Capital Management LLC	721,274	$7.09M	0.20%
MMCAP International Inc. SPC	600,000	$5.90M	0.41%
Sage Rock Capital Management LP	586,000	$5.76M	0.86%
UBS Oconnor LLC	501,958	$4.93M	0.04%
Balyasny Asset Management LLC	500,000	$4.92M	0.02%
Moore Capital Management, LP	500,000	$4.92M	0.10%
Alberta Investment Management Corp	500,000	$4.92M	0.04%
Healthcare of Ontario Pension Plan Trust Fund	500,000	$4.92M	0.01%
Castle Hook Partners LP	500,000	$4.92M	0.35%
CVI Holdings, LLC	500,000	$4.91M	0.31%
Kepos Capital LP	468,362	$4.60M	0.31%
Bulldog Investors, LLP	442,130	$4.34M	1.23%
Marshall Wace, LLP	401,600	$3.95M	0.02%
Hound Partners, LLC	400,000	$3.93M	0.22%
Blackstone Group Inc.	400,000	$3.93M	0.01%
Spring Creek Capital LLC	400,000	$3.93M	0.19%
Saba Capital Management, L.P.	400,000	$3.93M	0.13%
Ghisallo Capital Management LLC	400,000	$3.93M	0.15%
Silver Rock Financial LP	400,100	$3.92M	0.59%
Capstone Investment Advisors, LLC	321,218	$3.16M	0.06%
Diameter Capital Partners LP	300,000	$2.95M	0.34%
Citigroup Inc	280,931	$2.76M	0.00%
Angelo Gordon & Co., L.P.	250,000	$2.46M	0.29%
CNH Partners LLC	250,000	$2.45M	0.07%
Verition Fund Management LLC	227,535	$2.24M	0.03%
Fortress Investment Group LLC	215,415	$2.12M	0.12%
DuPont Capital Management Corp	200,000	$1.96M	0.06%
Radcliffe Capital Management, L.P.	150,000	$1.47M	0.06%
Picton Mahoney Asset Management	150,000	$1.47M	0.06%
Weiss Asset Management LP	147,800	$1.45M	0.04%
Tenor Capital Management Co., L.P.	140,992	$1.39M	0.03%
Exos Asset Management LLC	132,349	$1.30M	0.69%
Starboard Value LPSuperinvestorStarboard Value	100,000	$983.0K	0.02%
Mint Tower Capital Management B.V.	100,000	$983.0K	0.18%
Athanor Capital, LP	100,000	$983.0K	0.16%
ExodusPoint Capital Management, LP	100,000	$983.0K	0.01%
Jane Street Group, LLC	100,000	$981.0K	0.00%
Caas Capital Management LP	99,000	$973.0K	0.07%
HRT Financial LP	97,389	$957.0K	0.01%
Parallax Volatility Advisers, L.P.	96,136	$944.0K	0.01%
Omers Administration Corp	50,000	$494.0K	0.01%
Whitebox Advisors LLC	50,000	$492.0K	0.01%
D. E. Shaw & Co., Inc.	42,096	$414.0K	0.00%
Prelude Capital Management, LLC	29,480	$290.0K	0.02%
Advisor Group Holdings, Inc.	29,400	$288.0K	0.00%
Captrust Financial Advisors	25,610	$251.0K	0.00%
DLD Asset Management, LP	20,000	$197.0K	0.02%
Berkley W R Corp	19,782	$195.0K	0.01%
Walleye Capital LLC	12,800	$126.0K	0.00%
UBS Group AG	908	$9.00K	0.00%
Tower Research Capital LLC (TRC)	246	$2.00K	0.00%
Ancora Advisors, LLC	100	$1.00K	0.00%

Sold out (0)

Institutions that held Oklo Inc. at the end of Q2 2021 and filed for Q3 2021 without it.

None.