Oklo Inc. (OKLO) Insider Ownership

Historic Insider Ownership Trends

Through the 90-day period concluding February 19, 2026, Oklo's top three insider stakeholders include Director Samuel H. Altman (3.73Mn shares), Co Founder And Ceo Jacob Dewitte (2.10Mn shares), Co Founder And Coo Caroline Cochran (2.09Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Samuel H. Altman 3,732,479 21 Nov, 2024
Jacob Dewitte Co Founder And Ceo 2,100,793 04 Feb, 2026
Caroline Cochran Co Founder And Coo 2,091,618 04 Feb, 2026
Richard Craig Bealmear Chief Financial Officer 294,255 04 Feb, 2026
Michael Stuart Klein 150,000 24 Sep, 2025
William Carroll Murphy Goodwin Chief Legal & Strategy Officer 13,620 02 Dec, 2025
John M Jansen 6,000 31 Mar, 2025
Richard Kinzley 3,800 23 May, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
03 Feb, 2026 Richard Craig Bealmear Class A Common Stock A 97,342 $3.18 294,255 D M
02 Feb, 2026 Richard Craig Bealmear Class A Common Stock D 9,726 $76.93 196,913 D S
02 Feb, 2026 Richard Craig Bealmear Class A Common Stock A 9,726 $3.18 206,639 D M
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 16,181 $73.81 792,016 D S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 443 $78.20 1,350,000 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 29,636 $75.37 1,360,364 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 7,769 $76.39 1,352,595 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 2,153 $77.67 1,360,364 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 7,768 $76.39 739,023 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 16,181 $73.81 7,851,901 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 43,819 $74.69 748,197 D S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 443 $78.20 1,352,596 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 29,636 $75.37 782,842 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 43,819 $74.69 1,000,000 I S
02 Feb, 2026 Jacob Dewitte Class A Common Stock D 2,152 $77.67 1,350,443 I S
02 Feb, 2026 Caroline Cochran Class A Common Stock D 16,181 $73.81 782,842 D S
02 Feb, 2026 Caroline Cochran Class A Common Stock D 443 $78.20 1,352,595 I S
02 Feb, 2026 Caroline Cochran Class A Common Stock D 43,819 $74.69 739,023 D S
02 Feb, 2026 Caroline Cochran Class A Common Stock D 7,768 $76.39 1,352,596 I S
02 Feb, 2026 Caroline Cochran Class A Common Stock D 29,636 $75.37 1,360,364 I S