How many institutions held OKLO - Oklo Inc. - Class A Common Stock, par value $0.0001 per share in Q2 2023?

74 institutional investors reported OKLO - Oklo Inc. - Class A Common Stock, par value $0.0001 per share for Q2 2023. Use the holders table for investor-level position and value details.

Oklo Inc. - Class A Common Stock, par value $0.0001 per share (OKLO)

Q: What does CUSIP 02156V109 represent in this 13F holders report?

CUSIP 02156V109 is the security identifier for OKLO - Oklo Inc. - Class A Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

CUSIP: 02156V109

Q2 2023 13F Holders as of 30 Jun 2023

Type / Class: Equity / Class A Common Stock, par value $0.0001 per share
Shares outstanding: 173,435,172
Total 13F shares: 42,090,156
Share change: -6,558,128
Total reported value: $439,000,288
Price per share: $10.43
Number of holders: 74
Value change: -$67,270,173
Number of buys: 16
Number of sells: 39

Quarterly Holders Quick Answers

What is CUSIP 02156V109?
CUSIP 02156V109 identifies OKLO - Oklo Inc. - Class A Common Stock, par value $0.0001 per share in SEC institutional holdings data.

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Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q3 2023
Previous quarter: Q1 2023

Recent filing periods for CUSIP 02156V109:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of OKLO - Oklo Inc. - Class A Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Empyrean Capital Partners, LP	13F	Company	2.8%	4,847,126	$49,198,329	—	31 Mar 2023	13F
TIGER GLOBAL MANAGEMENT LLC	13F	Company	2.3%	4,000,000	$40,600,000	—	31 Mar 2023	13F
Magnetar Financial LLC	13F	Company	2%	3,420,300	$34,716,045	—	31 Mar 2023	13F
PEAK6 Investments LLC	13F	Company	1.9%	3,297,000	$33,464,550	—	31 Mar 2023	13F
J. Goldman & Co LP	13F	Company	1.4%	2,493,336	$25,307,360	—	31 Mar 2023	13F
MARSHALL WACE, LLP	13F	Company	1.3%	2,300,339	$23,348,442	—	31 Mar 2023	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.96%	1,658,899	$16,838,000	—	31 Mar 2023	13F
Schechter Investment Advisors, LLC	13F	Company	0.93%	1,605,786	$16,298,728	—	31 Mar 2023	13F
Woodline Partners LP	13F	Company	0.92%	1,592,292	$16,161,764	—	31 Mar 2023	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	0.86%	1,500,000	$15,225,000	—	31 Mar 2023	13F
AQR Arbitrage LLC	13F	Company	0.86%	1,494,252	$15,166,658	—	31 Mar 2023	13F
JANUS HENDERSON GROUP PLC	13F	Company	0.77%	1,340,900	$13,616,840	—	31 Mar 2023	13F
Radcliffe Capital Management, L.P.	13F	Company	0.73%	1,264,411	$12,833,772	—	31 Mar 2023	13F
CITADEL ADVISORS LLC	13F	Company	0.72%	1,250,004	$12,687,541	—	31 Mar 2023	13F
TD ASSET MANAGEMENT INC	13F	Company	0.59%	1,018,700	$10,339,805	—	31 Mar 2023	13F
Calamos Advisors LLC	13F	Company	0.58%	1,000,000	$10,150,000	—	31 Mar 2023	13F
Alberta Investment Management Corp	13F	Company	0.46%	791,309	$8,031,786	—	31 Mar 2023	13F
D. E. Shaw & Co., Inc.	13F	Company	0.42%	732,678	$7,436,682	—	31 Mar 2023	13F
MMCAP International Inc. SPC	13F	Company	0.35%	600,000	$6,090,000	—	31 Mar 2023	13F
Exos TFP Holdings LLC	13F	Company	0.34%	581,458	$5,901,799	—	31 Mar 2023	13F
PERISCOPE CAPITAL INC.	13F	Company	0.3%	517,197	$5,249,550	—	31 Mar 2023	13F
First Trust Capital Management L.P.	13F	Company	0.3%	516,087	$5,238,283	—	31 Mar 2023	13F
FIR TREE CAPITAL MANAGEMENT LP	13F	Company	0.29%	505,129	$5,127,059	—	31 Mar 2023	13F
BALYASNY ASSET MANAGEMENT L.P.	13F	Company	0.29%	500,000	$5,075,000	—	31 Mar 2023	13F
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	13F	Company	0.29%	500,000	$5,075,000	—	31 Mar 2023	13F
MOORE CAPITAL MANAGEMENT, LP	13F	Company	0.29%	500,000	$5,075,000	—	31 Mar 2023	13F
METEORA CAPITAL, LLC	13F	Company	0.29%	499,000	$5,064,850	—	31 Mar 2023	13F
Verition Fund Management LLC	13F	Company	0.28%	491,074	$4,984,401	—	31 Mar 2023	13F
Westchester Capital Management, LLC	13F	Company	0.28%	480,025	$4,872,254	—	31 Mar 2023	13F
CVI Holdings, LLC	13F	Company	0.27%	473,801	$4,809,080	—	31 Mar 2023	13F
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)	13F	Company	0.27%	472,621	$4,797,103	—	31 Mar 2023	13F
Sage Rock Capital Management LP	13F	Company	0.26%	448,500	$4,552,275	—	31 Mar 2023	13F
HSBC HOLDINGS PLC	13F	Company	0.24%	421,096	$4,274,124	—	31 Mar 2023	13F
Bulldog Investors, LLP	13F	Company	0.23%	405,421	$4,115,023	—	31 Mar 2023	13F
Saba Capital Management, L.P.	13F	Company	0.23%	400,000	$4,060,000	—	31 Mar 2023	13F
Silver Rock Financial LP	13F	Company	0.22%	376,301	$3,819,455	—	31 Mar 2023	13F
Segantii Capital Management Ltd	13F	Company	0.2%	350,000	$3,552,500	—	31 Mar 2023	13F
Wealthspring Capital LLC	13F	Company	0.19%	331,862	$3,368,399	—	31 Mar 2023	13F
JPMORGAN CHASE & CO	13F	Company	0.14%	250,000	$2,538,000	—	31 Mar 2023	13F
DEUTSCHE BANK AG\	13F	Company	0.14%	250,000	$2,537,500	—	31 Mar 2023	13F
Sculptor Capital LP	13F	Company	0.14%	250,000	$2,537,500	—	31 Mar 2023	13F
DUPONT CAPITAL MANAGEMENT CORP	13F	Company	0.12%	200,000	$2,030,000	—	31 Mar 2023	13F
KIM, LLC	13F	Company	0.09%	152,500	$1,547,875	—	31 Mar 2023	13F
PICTON MAHONEY ASSET MANAGEMENT	13F	Company	0.09%	150,000	$1,522,000	—	31 Mar 2023	13F
BOOTHBAY FUND MANAGEMENT, LLC	13F	Company	0.09%	149,699	$1,519,445	—	31 Mar 2023	13F
TENOR CAPITAL MANAGEMENT Co., L.P.	13F	Company	0.08%	140,992	$1,431,069	—	31 Mar 2023	13F
RIVERNORTH CAPITAL MANAGEMENT, LLC	13F	Company	0.08%	137,000	$1,390,550	—	31 Mar 2023	13F
JANE STREET GROUP, LLC	13F	Company	0.06%	100,082	$1,015,832	—	31 Mar 2023	13F
Mint Tower Capital Management B.V.	13F	Company	0.06%	100,000	$1,015,000	—	31 Mar 2023	13F
Crestline Management, LP	13F	Company	0.06%	99,845	$1,013,427	—	31 Mar 2023	13F

Institutional Holders of Oklo Inc. - Class A Common Stock, par value $0.0001 per share (OKLO) as of Q2 2023

As of 30 Jun 2023, Oklo Inc. - Class A Common Stock, par value $0.0001 per share (OKLO) was held by 74 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 42,090,156 shares. The largest 10 holders included Empyrean Capital Partners, LP, TIGER GLOBAL MANAGEMENT LLC, Magnetar Financial LLC, EHP Funds Inc., Woodline Partners LP, JPMORGAN CHASE & CO, MILLENNIUM MANAGEMENT LLC, ADAGE CAPITAL PARTNERS GP, L.L.C., AQR Arbitrage LLC, and JANUS HENDERSON GROUP PLC. This page lists 74 institutional shareholders reporting positions in this security for the Q2 2023 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q2 2023 vs Q1 2023 Across Filers

Q1 2023 holders

Q2 2023 holders

Holder diff

Investor	Q1 2023 Shares	Q2 2023 Shares	Share Diff	Share Chg %	Q1 2023 Value $	Q2 2023 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.