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

CUSIP 02156V109 is the security identifier for OKLO - Oklo Inc. - Class A Stock used to aggregate holder disclosures.

How many institutions held OKLO - Oklo Inc. - Class A Stock in Q4 2021?

66 institutional investors reported OKLO - Oklo Inc. - Class A Stock for Q4 2021. Use the holders table for investor-level position and value details.

Oklo Inc. - Class A Stock (OKLO)

CUSIP: 02156V109

Q4 2021 13F Holders as of 31 Dec 2021

Type / Class: Equity / Class A Stock
Shares outstanding: 156,732,065
Total 13F shares: 46,964,495
Share change: -295,543
Total reported value: $462,588,000
Price per share: $9.85
Number of holders: 66
Value change: -$2,851,621
Number of buys: 20
Number of sells: 16

Quarterly Holders Quick Answers

What is CUSIP 02156V109?
CUSIP 02156V109 identifies OKLO - Oklo Inc. - Class A Stock in SEC institutional holdings data.

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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: Q1 2022
Previous quarter: Q3 2021

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 Stock (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
TIGER GLOBAL MANAGEMENT LLC	13F	Company	2.6%	4,000,000	$39,320,000	—	30 Sep 2021	13F
CITADEL ADVISORS LLC	13F	Company	2.4%	3,732,697	$36,692,000	—	30 Sep 2021	13F
Magnetar Financial LLC	13F	Company	2.3%	3,557,087	$34,966,000	—	30 Sep 2021	13F
PEAK6 Investments LLC	13F	Company	2.1%	3,297,860	$32,418,000	—	30 Sep 2021	13F
Empyrean Capital Partners, LP	13F	Company	1.6%	2,500,000	$24,550,000	—	30 Sep 2021	13F
BlackRock Finance, Inc.	13F	Company	1.6%	2,501,926	$24,545,000	—	30 Sep 2021	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.3%	2,013,265	$19,790,000	—	30 Sep 2021	13F
Soroban Capital Partners LP	13F	Company	1.3%	2,000,000	$19,660,000	—	30 Sep 2021	13F
Standard Investments LLC	13F	Company	1.3%	2,000,000	$19,660,000	—	30 Sep 2021	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	0.96%	1,500,000	$14,745,000	—	30 Sep 2021	13F
BlueCrest Capital Management Ltd	13F	Company	0.64%	1,000,000	$9,830,000	—	30 Sep 2021	13F
CADIAN CAPITAL MANAGEMENT, LP	13F	Company	0.64%	1,000,000	$9,830,000	—	30 Sep 2021	13F
Calamos Advisors LLC	13F	Company	0.64%	1,000,000	$9,820,000	—	30 Sep 2021	13F
Schonfeld Strategic Advisors LLC	13F	Company	0.64%	1,000,000	$9,820,000	—	30 Sep 2021	13F
Allianz Asset Management GmbH	13F	Company	0.51%	800,000	$7,864,000	—	30 Sep 2021	13F
FIR TREE CAPITAL MANAGEMENT LP	13F	Company	0.51%	800,000	$7,864,000	—	30 Sep 2021	13F
TD ASSET MANAGEMENT INC	13F	Company	0.51%	800,000	$7,856,000	—	30 Sep 2021	13F
Woodline Partners LP	13F	Company	0.51%	800,000	$7,848,000	—	30 Sep 2021	13F
HIGHBRIDGE CAPITAL MANAGEMENT LLC	13F	Company	0.46%	721,274	$7,090,000	—	30 Sep 2021	13F
MMCAP International Inc. SPC	13F	Company	0.38%	600,000	$5,898,000	—	30 Sep 2021	13F
Sage Rock Capital Management LP	13F	Company	0.37%	586,000	$5,760,000	—	30 Sep 2021	13F
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)	13F	Company	0.32%	501,958	$4,929,000	—	30 Sep 2021	13F
Alberta Investment Management Corp	13F	Company	0.32%	500,000	$4,915,000	—	30 Sep 2021	13F
BALYASNY ASSET MANAGEMENT L.P.	13F	Company	0.32%	500,000	$4,915,000	—	30 Sep 2021	13F
Castle Hook Partners LP	13F	Company	0.32%	500,000	$4,915,000	—	30 Sep 2021	13F
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	13F	Company	0.32%	500,000	$4,915,000	—	30 Sep 2021	13F
MOORE CAPITAL MANAGEMENT, LP	13F	Company	0.32%	500,000	$4,915,000	—	30 Sep 2021	13F
CVI Holdings, LLC	13F	Company	0.32%	500,000	$4,905,000	—	30 Sep 2021	13F
Kepos Capital LP	13F	Company	0.3%	468,362	$4,599,000	—	30 Sep 2021	13F
Bulldog Investors, LLP	13F	Company	0.28%	442,130	$4,337,000	—	30 Sep 2021	13F
MARSHALL WACE, LLP	13F	Company	0.26%	401,600	$3,948,000	—	30 Sep 2021	13F
Blackstone Inc.	13F	Company	0.26%	400,000	$3,932,000	—	30 Sep 2021	13F
Ghisallo Capital Management LLC	13F	Company	0.26%	400,000	$3,932,000	—	30 Sep 2021	13F
Hound Partners, LLC	13F	Company	0.26%	400,000	$3,932,000	—	30 Sep 2021	13F
Saba Capital Management, L.P.	13F	Company	0.26%	400,000	$3,932,000	—	30 Sep 2021	13F
SPRING CREEK CAPITAL LLC	13F	Company	0.26%	400,000	$3,932,000	—	30 Sep 2021	13F
Silver Rock Financial LP	13F	Company	0.26%	400,100	$3,925,000	—	30 Sep 2021	13F
CAPSTONE INVESTMENT ADVISORS, LLC	13F	Company	0.2%	321,218	$3,158,000	—	30 Sep 2021	13F
Diameter Capital Partners LP	13F	Company	0.19%	300,000	$2,949,000	—	30 Sep 2021	13F
CITIGROUP INC	13F	Company	0.18%	280,931	$2,759,000	—	30 Sep 2021	13F
ANGELO GORDON & CO., L.P.	13F	Company	0.16%	250,000	$2,458,000	—	30 Sep 2021	13F
AQR Arbitrage LLC	13F	Company	0.16%	250,000	$2,453,000	—	30 Sep 2021	13F
Verition Fund Management LLC	13F	Company	0.15%	227,535	$2,236,000	—	30 Sep 2021	13F
Fortress Investment Group LLC	13F	Company	0.14%	215,415	$2,118,000	—	30 Sep 2021	13F
DUPONT CAPITAL MANAGEMENT CORP	13F	Company	0.13%	200,000	$1,964,000	—	30 Sep 2021	13F
Radcliffe Capital Management, L.P.	13F	Company	0.1%	150,000	$1,473,000	—	30 Sep 2021	13F
PICTON MAHONEY ASSET MANAGEMENT	13F	Company	0.1%	150,000	$1,472,000	—	30 Sep 2021	13F
Weiss Asset Management LP	13F	Company	0.09%	147,800	$1,453,000	—	30 Sep 2021	13F
TENOR CAPITAL MANAGEMENT Co., L.P.	13F	Company	0.09%	140,992	$1,386,000	—	30 Sep 2021	13F
Exos Asset Management LLC	13F	Company	0.08%	132,349	$1,301,000	—	30 Sep 2021	13F

Institutional Holders of Oklo Inc. - Class A Stock (OKLO) as of Q4 2021

As of 31 Dec 2021, Oklo Inc. - Class A Stock (OKLO) was held by 66 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 46,964,495 shares. The largest 10 holders included TIGER GLOBAL MANAGEMENT LLC, Empyrean Capital Partners, LP, Magnetar Financial LLC, PEAK6 Investments LLC, CITADEL ADVISORS LLC, BlackRock Inc., MILLENNIUM MANAGEMENT LLC, Standard Investments LLC, Soroban Capital Partners LP, and ADAGE CAPITAL PARTNERS GP, L.L.C.. This page lists 66 institutional shareholders reporting positions in this security for the Q4 2021 filing period.

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

Compare Q4 2021 vs Q3 2021 Across Filers

Q3 2021 holders

Q4 2021 holders

Holder diff

-4

Investor	Q3 2021 Shares	Q4 2021 Shares	Share Diff	Share Chg %	Q3 2021 Value $	Q4 2021 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.