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 2024 vs. Q2 2024

How the institutions holding Oklo Inc. changed between Q2 2024 and Q3 2024.

All holders in Q3 2024 All holders in Q2 2024

13F holders of OKLO: Q2 2024 compared with Q3 2024
Measure	Q2 2024	Of which not filed for Q3 2024	Q3 2024	Change
Holders	93	2	124	+33
Shares	40.0M	2.07M	46.4M	+8.49M (+22.4%)
Value	$338.6M	$17.5M	$387.2M	+$66.1M (+20.6%)

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (51)

Institutions that held Oklo Inc. at the end of Q3 2024 but not at the end of Q2 2024.

Institutions new to OKLO in Q3 2024
Institution	Shares	Value	% of portfolio
Mirae Asset Global ETFs Holdings Ltd.	4,854,824	$39.3M	0.09%
Van Eck Associates Corp	1,128,951	$20.7M	0.03%
BlackRock, Inc.	1,348,182	$10.9M	0.00%
ARK Investment Management LLCSuperinvestorARK Invest	1,028,002	$8.32M	0.08%
Bank of America Corp	964,454	$7.80M	0.00%
Colony Group, LLC	741,000	$5.99M	0.02%
Atomi Financial Group, Inc.	515,591	$4.17M	0.26%
Darrow Company, Inc.	229,125	$1.85M	1.08%
Yaupon Capital Management LP	174,564	$1.41M	0.09%
Formula Growth Ltd	160,000	$1.29M	0.44%
Baird Financial Group, Inc.	151,722	$1.23M	0.00%
Winton Group Ltd	132,431	$1.07M	0.08%
CastleKnight Management LP	116,900	$945.7K	0.11%
Private Advisor Group, LLC	106,221	$859.3K	0.01%
Linden Advisors LP	100,000	$809.0K	0.01%
Two Sigma Investments, LP	85,203	$689.3K	0.00%
CenterBook Partners LP	71,700	$580.1K	0.04%
Mirae Asset Global Investments Co., Ltd.	62,370	$551.4K	0.00%
Swiss National Bank	59,600	$482.2K	0.00%
Janney Montgomery Scott LLC	57,780	$467.0K	0.00%
DRW Securities, LLC	50,000	$404.5K	0.02%
Aster Capital Management (DIFC) Ltd	47,362	$383.2K	0.08%
Sanctuary Advisors, LLC	12,318	$310.4K	0.00%
Nebula Research & Development LLC	30,344	$245.5K	0.03%
Aristotle Atlantic Partners, LLC	29,667	$240.0K	0.01%
California State Teachers Retirement System	26,647	$215.6K	0.00%
LPL Financial LLC	18,908	$153.0K	0.00%
Zurcher Kantonalbank (Zurich Cantonalbank)	16,632	$134.6K	0.00%
Pictet Asset Management Holding SA	16,307	$131.9K	0.00%
Interval Partners, LP	15,868	$128.4K	0.00%
Cetera Investment Advisers	15,007	$121.4K	0.00%
Mairs & Power Inc	14,000	$113.3K	0.00%
National Bank of Canada	13,000	$105.2K	0.00%
Stifel Financial Corp	12,886	$104.3K	0.00%
UBS Asset Management Americas Inc	12,881	$104.2K	0.00%
MML Investors Services, LLC	12,850	$104.0K	0.00%
Stratos Wealth Partners, LTD.	12,058	$97.5K	0.00%
Y-Intercept (Hong Kong) Ltd	11,663	$94.4K	0.01%
Intrua Financial, LLC	11,225	$90.8K	0.01%
Levin Capital Strategies, L.P.	10,000	$80.9K	0.01%
Leonteq Securities AG	9,000	$72.8K	0.01%
Legal & General Group Plc	5,717	$46.3K	0.00%
Ancora Advisors, LLC	3,900	$31.6K	0.00%
Atticus Wealth Management, LLC	1,000	$8.09K	0.00%
Allworth Financial LP	850	$6.88K	0.00%
HBC Financial Services, PLLC	200	$4.00K	0.00%
Tower Research Capital LLC (TRC)	423	$3.42K	0.00%
Steward Partners Investment Advisory, LLC	375	$3.03K	0.00%
Salem Investment Counselors Inc	250	$2.02K	0.00%
Northwestern Mutual Wealth Management Co	100	$809	0.00%
CWM, LLC	15	$0	0.00%

Sold out (18)

Institutions that held Oklo Inc. at the end of Q2 2024 and filed for Q3 2024 without it.

Institutions that sold out of OKLO in Q3 2024
Institution	Shares, Q2 2024	Value, Q2 2024
Valiant Capital Management, L.P.	914,195	$7.74M
Hel Ved Capital Management Ltd	455,000	$3.85M
Fred Alger Management, LLC	152,591	$1.29M
Nomura Holdings Inc	137,244	$1.16M
Cowen and Company, LLC	105,000	$889.4K
Caption Management, LLC	85,971	$728.2K
Bokf, NA	85,000	$720.0K
Magnetar Financial LLC	75,000	$635.3K
Group One Trading, L.P.	66,523	$563.5K
Cinctive Capital Management LP	46,100	$390.5K
Flow State Investments, L.P.	39,557	$335.0K
Virtu Financial LLC	39,470	$334.0K
Squarepoint Ops LLC	27,431	$232.3K
Carlson Capital L P	25,000	$211.8K
Level Four Advisory Services, LLC	20,300	$171.9K
MYDA Advisors LLC	20,000	$169.4K
Cypress Capital, LLC	200	$1.69K
Sanctuary Wealth Management, L.L.C.	31	$263

Not filed for Q3 2024 yet (2)

Institutions that held Oklo Inc. at the end of Q2 2024 and haven't filed a 13F for Q3 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding OKLO in Q2 2024 that haven't filed for Q3 2024
Institution	Shares, Q2 2024	Value, Q2 2024
BlackRock Inc.	1,328,436	$11.3M
Gratus Capital LLC	739,872	$6.27M