Oklo Inc.

Last updated September 27, 2026

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Organization details

Legal name: Oklo Inc.
Former names: AltC Acquisition Corp.
Ownership: Public
Status: Active
Sector (GICS): Utilities
SIC code: 4911 — Electric Services
Jurisdiction of incorporation: Delaware
Headquarters city: Santa Clara
Headquarters state / province: California
Headquarters country: United States
Fiscal year end: December
Ticker symbol: OKLO
Primary stock exchange: NYSE

Identifiers

SEC CIK: 0001849056

Board of directors

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Caroline Cochran · Director · Co-Founder, COO
Since 2024
Christopher A. Wright · Director
Since 2024
Daniel B. Poneman · Director
Since 2025
David A. Christian · Director
Since 2026
David G. Park · Director
Since 2026
Derek T. Kan · Director
Since 2026
Jacob DeWitte · Director · Co-Founder, CEO
Since 2024
John M. Jansen · Director
Since 2024
Mark T. Peters · Director
Since 2026
Michael N. Thompson Jr. · Director
Since 2025
Michael Stuart Klein · Director · Chairman Overboarded
Since 2024
Richard Kinzley · Director
Since 2024
Samuel H. Altman · Director
Since 2024

Chief executives

Jacob DeWitte · Co-Founder, CEO

Since May 2024

Director election results

Annual meeting of June 3, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Richard Kinzley

83.3%
Mark T. Peters

99.7%

Board connections

6 of this board's directors also sit on 14 other boards. 1 is in the same sector.

Shared director Other board Same sector

Churchill Capital Corp XI
via Michael Stuart Klein
Churchill Capital Corp XII
via Michael Stuart Klein
Churchill Capital Corp XIII
via Michael Stuart Klein
Claritev Corporation
via Michael Stuart Klein
Expedia Group Inc.
via Samuel H. Altman
Fortinet Inc.
via Derek T. Kan
Globe Life Inc.
via Derek T. Kan
IDACORP Inc. Same sector
via Mark T. Peters
Infleqtion Inc.
via Michael Stuart Klein
Joby Aviation Inc.
via Michael N. Thompson Jr.
Liberty Energy Inc.
via Christopher A. Wright
Shutterstock Inc.
via Michael N. Thompson Jr.
Skillsoft Corp.
via Michael Stuart Klein
Toll Brothers Inc.
via Derek T. Kan

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $485,741,132; 274 sales by 10 insiders

Date	Insider	Transaction	Shares	Price	Value
Nov 8, 2026	Narayanadas Vivek Officer (General Counsel & Secretary)	Option exercise	+686	—	—
Nov 3, 2026	Narayanadas Vivek Officer (General Counsel & Secretary)	Option exercise	+1,015	—	—
Nov 3, 2026	Bealmear Richard Craig Officer (Chief Financial Officer)	Option exercise	+5,369	$3.18	$17,073
Nov 2, 2026	Bealmear Richard Craig Officer (Chief Financial Officer)	Option exercise	+16,727	$3.18	$53,192
Nov 2, 2026	Caroline Cochran Director, Officer (Co-Founder, COO), 10% owner	Open-market sale	−16,750	$23.82	$398,975
Nov 2, 2026	Jacob DeWitte Director, Officer (Co-Founder, CEO), 10% owner	Open-market sale	−16,750	$23.82	$398,975
Nov 2, 2026	Bealmear Richard Craig Officer (Chief Financial Officer)	Open-market sale	−16,727	$25.55	$427,375
Nov 2, 2026	Caroline Cochran Director, Officer (Co-Founder, COO), 10% owner	Open-market sale	−16,550	$25.05	$414,496
Nov 2, 2026	Jacob DeWitte Director, Officer (Co-Founder, CEO), 10% owner	Open-market sale	−16,550	$25.05	$414,496
Nov 2, 2026	Caroline Cochran Director, Officer (Co-Founder, COO), 10% owner	Open-market sale	−6,700	$25.69	$172,125
Nov 2, 2026	Jacob DeWitte Director, Officer (Co-Founder, CEO), 10% owner	Open-market sale	−6,700	$25.69	$172,125
Nov 2, 2026	Caroline Cochran Director, Officer (Co-Founder, COO), 10% owner	Open-market sale	−16,750	$23.82	$398,975
Nov 2, 2026	Jacob DeWitte Director, Officer (Co-Founder, CEO), 10% owner	Open-market sale	−16,750	$23.82	$398,975
Nov 2, 2026	Caroline Cochran Director, Officer (Co-Founder, COO), 10% owner	Open-market sale	−16,550	$25.05	$414,496
Nov 2, 2026	Jacob DeWitte Director, Officer (Co-Founder, CEO), 10% owner	Open-market sale	−16,550	$25.05	$414,496

Peers

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Questions about Oklo Inc.

Who is the CEO of Oklo Inc.?

Jacob DeWitte has been Oklo Inc.'s Co-Founder, CEO since May 2024.

How many directors are on Oklo Inc.'s board?

Oklo Inc.'s board has 13 directors: Caroline Cochran, Christopher A. Wright, Daniel B. Poneman, David A. Christian, David G. Park, Derek T. Kan, Jacob DeWitte, John M. Jansen, Mark T. Peters, Michael N. Thompson Jr. and 3 others.

Are Oklo Inc. insiders buying or selling shares?

Over the last 12 months, Oklo Inc. insiders made no open-market purchases and sold $485.7 million of shares in 274 sales on the open market, as reported to the SEC on Forms 4 and 5.

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