OKLO insider transaction filings
Oklo Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-09-16. Screen OKLO transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 28 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 43 legs across 19 filings by 8 insiders — 954,803 shares, $43,374,535 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 35.
- Largest priced transaction: sale of 60,000 shares @ $52.80 ($3,168,000) by Cochran Caroline, filed 2026-07-02.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| DeWitte Jacob — Co-Founder, CEO, Director, 10% owner | 3 | — | 15 legs · 440,000 sh · $20,121,250 | — |
| Cochran Caroline — Co-Founder, COO, Director, 10% owner | 3 | — | 15 legs · 440,000 sh · $20,121,250 | — |
| Bealmear Richard Craig — Chief Financial Officer | 3 | — | 3 legs · 49,203 sh · $2,134,139 | 12 |
| Goodwin William Carroll Murphy — Chief Legal & Strategy Officer | 2 | — | 1 leg · 11,592 sh · $461,014 | 2 |
| Jansen John M — Director | 1 | — | 1 leg · 6,354 sh · $233,001 | — |
| Narayanadas Vivek — General Counsel & Secretary | 7 | — | 5 legs · 4,628 sh · $186,182 | 10 |
| Renner Alexandra — Chief Product Officer | 6 | — | 2 legs · 2,487 sh · $96,264 | 7 |
| Hanson John — Chief of Staff | 3 | — | 1 leg · 539 sh · $21,436 | 4 |
Recent Form 4 filings — Oklo Inc.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-16 | 4 | Renner Alexandra — Chief Product Officer | Gift (G): 6,763 | EDGAR |
| 2026-09-15 | 4 | Hanson John — Chief of Staff | Option exercise (M): 961 · Option exercise (M): 961 (derivative) @ $0 | EDGAR |
| 2026-09-15 | 4 | Jansen John M — Director | Sale (S): 6,354 @ $36.67 | EDGAR |
| 2026-09-15 | 4 | Renner Alexandra — Chief Product Officer | Option exercise (M): 1,202 · Option exercise (M): 1,202 (derivative) @ $0 | EDGAR |
| 2026-09-15 | 4 | Narayanadas Vivek — General Counsel & Secretary | Option exercise (M): 210 · Option exercise (M): 210 (derivative) @ $0 | EDGAR |
| 2026-09-10 | 4 | Narayanadas Vivek — General Counsel & Secretary | Sale (S): 365 @ $43.31 | EDGAR |
| 2026-09-09 | 4 | Narayanadas Vivek — General Counsel & Secretary | Sale (S): 238 @ $42.06 | EDGAR |
| 2026-09-08 | 4 | Narayanadas Vivek — General Counsel & Secretary | Option exercise (M): 1,014 · Sale (S): 538 @ $39.88 · Option exercise (M): 687 · Option exercise (M): 1,014 (derivative) @ $0 · Option exercise (M): 687 (derivative) @ $0 | EDGAR |
| 2026-09-03 | 4 | Bealmear Richard Craig — Chief Financial Officer | Option exercise (M): 16,430 @ $3.18 · Sale (S): 16,430 @ $38.76 · Option exercise (M): 5,666 @ $3.18 · Option exercise (M): 16,430 (derivative) @ $0 · Option exercise (M): 5,666 (derivative) @ $0 | EDGAR |
| 2026-09-03 | 4 | Renner Alexandra — Chief Product Officer | Sale (S): 1,930 @ $38.40 | EDGAR |
| 2026-09-02 | 4 | DeWitte Jacob — Co-Founder, CEO, Director, 10% owner | Sale (S): 40,000 @ $38.40 · Sale (S): 20,000 @ $38.56 · Sale (S): 40,000 @ $38.66 · Sale (S): 19,800 @ $38.88 · Sale (S): 200 @ $39.15 | EDGAR |
| 2026-09-02 | 4 | Cochran Caroline — Co-Founder, COO, Director, 10% owner | Sale (S): 40,000 @ $38.66 · Sale (S): 19,800 @ $38.88 · Sale (S): 200 @ $39.15 · Sale (S): 40,000 @ $38.40 · Sale (S): 20,000 @ $38.56 | EDGAR |
| 2026-09-01 | 4 | Renner Alexandra — Chief Product Officer | Option exercise (M): 4,173 · Option exercise (M): 4,173 (derivative) @ $0 | EDGAR |
| 2026-08-27 | 4 | Narayanadas Vivek — General Counsel & Secretary | Sale (S): 223 @ $40.80 | EDGAR |
| 2026-08-25 | 4 | Renner Alexandra — Chief Product Officer | Sale (S): 557 @ $39.77 | EDGAR |
| 2026-08-25 | 4 | Goodwin William Carroll Murphy — Chief Legal & Strategy Officer | Sale (S): 11,592 @ $39.77 | EDGAR |
| 2026-08-25 | 4 | Hanson John — Chief of Staff | Sale (S): 539 @ $39.77 | EDGAR |
| 2026-08-25 | 4 | Narayanadas Vivek — General Counsel & Secretary | Option exercise (M): 4,806 · Sale (S): 3,264 @ $39.77 · Option exercise (M): 4,806 (derivative) @ $0 | EDGAR |
| 2026-08-17 | 4 | Renner Alexandra — Chief Product Officer | Option exercise (M): 1,201 · Option exercise (M): 1,201 (derivative) @ $0 | EDGAR |
| 2026-08-17 | 4 | Hanson John — Chief of Staff | Option exercise (M): 961 · Option exercise (M): 961 (derivative) @ $0 | EDGAR |
| 2026-08-14 | 4 | Goodwin William Carroll Murphy — Chief Legal & Strategy Officer | Option exercise (M): 20,685 · Option exercise (M): 20,685 (derivative) @ $0 | EDGAR |
| 2026-08-05 | 4 | Narayanadas Vivek — General Counsel & Secretary | Option exercise (M): 1,014 · Option exercise (M): 1,014 (derivative) @ $0 | EDGAR |
| 2026-08-05 | 4 | Bealmear Richard Craig — Chief Financial Officer | Option exercise (M): 16,452 @ $3.18 · Sale (S): 16,452 @ $38.80 · Option exercise (M): 5,644 @ $3.18 · Option exercise (M): 16,452 (derivative) @ $0 · Option exercise (M): 5,644 (derivative) @ $0 | EDGAR |
| 2026-08-05 | 4 | DeWitte Jacob — Co-Founder, CEO, Director, 10% owner | Sale (S): 40,000 @ $41.68 · Sale (S): 12,849 @ $40.14 · Sale (S): 7,151 @ $40.94 · Sale (S): 40,000 @ $41.35 · Sale (S): 16,500 @ $38.55 · Sale (S): 3,500 @ $39.60 | EDGAR |
| 2026-08-05 | 4 | Cochran Caroline — Co-Founder, COO, Director, 10% owner | Sale (S): 40,000 @ $41.35 · Sale (S): 16,500 @ $38.55 · Sale (S): 3,500 @ $39.60 · Sale (S): 40,000 @ $41.68 · Sale (S): 12,849 @ $40.14 · Sale (S): 7,151 @ $40.94 | EDGAR |
| 2026-07-06 | 4 | Bealmear Richard Craig — Chief Financial Officer | Option exercise (M): 16,321 @ $3.18 · Sale (S): 16,321 @ $52.63 · Option exercise (M): 5,775 @ $3.18 · Option exercise (M): 16,321 (derivative) @ $0 · Option exercise (M): 5,775 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Cochran Caroline — Co-Founder, COO, Director, 10% owner | Sale (S): 60,000 @ $52.30 · Sale (S): 40,000 @ $53.28 · Sale (S): 60,000 @ $52.80 · Sale (S): 40,000 @ $53.71 | EDGAR |
| 2026-07-02 | 4 | DeWitte Jacob — Co-Founder, CEO, Director, 10% owner | Sale (S): 60,000 @ $52.80 · Sale (S): 40,000 @ $53.71 · Sale (S): 60,000 @ $52.30 · Sale (S): 40,000 @ $53.28 | EDGAR |
| 2026-06-15 | 4 | Jansen John M — Director | Grant/award (A): 3,213 (derivative) @ $0 | EDGAR |
| 2026-06-15 | 4 | Kan Derek T. — Director | Grant/award (A): 3,213 (derivative) @ $0 | EDGAR |
| 2026-06-15 | 4 | Park David G — Director | Grant/award (A): 3,213 (derivative) @ $0 | EDGAR |
| 2026-06-15 | 4 | Peters Mark T — Director | Grant/award (A): 3,213 (derivative) @ $0 | EDGAR |
| 2026-06-15 | 4 | Thompson Michael N. Jr. — Director | Grant/award (A): 3,213 (derivative) @ $0 | EDGAR |
| 2026-06-15 | 4 | PONEMAN DANIEL B — Director | Grant/award (A): 3,213 (derivative) @ $0 | EDGAR |
| 2026-06-15 | 4 | Kinzley Richard — Director | Grant/award (A): 3,213 (derivative) @ $0 | EDGAR |
| 2026-06-15 | 4 | CHRISTIAN DAVID A — Director | Grant/award (A): 3,213 (derivative) @ $0 | EDGAR |
| 2026-06-03 | 4 | Bealmear Richard Craig — Chief Financial Officer | Option exercise (M): 16,238 @ $3.18 · Sale (S): 16,238 @ $65 · Option exercise (M): 100,000 @ $3.18 · Sale (S): 10,000 @ $69.31 · Gift (G): 2,100 @ $0 · Sale (S): 46,843 @ $69.42 · +4 more | EDGAR |
| 2026-06-02 | 4 | Cochran Caroline — Co-Founder, COO, Director, 10% owner | Sale (S): 12,600 @ $64.99 · Sale (S): 7,400 @ $66.14 · Sale (S): 14,814 @ $67.15 · Sale (S): 25,186 @ $67.75 · Sale (S): 40,000 @ $69.10 · Sale (S): 60,000 @ $68.29 · +2 more | EDGAR |
| 2026-06-02 | 4 | DeWitte Jacob — Co-Founder, CEO, Director, 10% owner | Sale (S): 60,000 @ $68.29 · Sale (S): 38,200 @ $69.64 · Sale (S): 1,800 @ $70.45 · Sale (S): 12,600 @ $64.99 · Sale (S): 7,400 @ $66.14 · Sale (S): 14,814 @ $67.15 · +2 more | EDGAR |
| 2026-05-21 | 4 | Goodwin William Carroll Murphy — Chief Legal & Strategy Officer | Option exercise (M): 20,686 · Sale (S): 10,548 @ $58.04 · Option exercise (M): 20,686 (derivative) @ $0 | EDGAR |
| 2026-05-05 | 4 | Bealmear Richard Craig — Chief Financial Officer | Option exercise (M): 16,216 @ $3.18 · Sale (S): 16,216 @ $69.92 · Option exercise (M): 5,880 @ $3.18 · Option exercise (M): 16,216 (derivative) @ $0 · Option exercise (M): 5,880 (derivative) @ $0 | EDGAR |
| 2026-05-04 | 4 | Cochran Caroline — Co-Founder, COO, Director, 10% owner | Sale (S): 60,000 @ $70.19 · Sale (S): 40,000 @ $70.95 · Sale (S): 16,907 @ $69.06 · Sale (S): 43,093 @ $69.83 · Sale (S): 22,063 @ $70.43 · Sale (S): 17,937 @ $70.61 | EDGAR |
| 2026-05-04 | 4 | DeWitte Jacob — Co-Founder, CEO, Director, 10% owner | Sale (S): 16,907 @ $69.06 · Sale (S): 43,093 @ $69.83 · Sale (S): 22,063 @ $70.42 · Sale (S): 17,937 @ $70.61 · Sale (S): 60,000 @ $70.19 · Sale (S): 40,000 @ $70.95 | EDGAR |
| 2026-04-30 | 4 | CHRISTIAN DAVID A — Director | Grant/award (A): 4,699 (derivative) @ $0 | EDGAR |
| 2026-04-20 | 4 | Kan Derek T. — Director | Grant/award (A): 4,699 (derivative) @ $0 | EDGAR |
| 2026-04-20 | 4 | Park David G — Director | Grant/award (A): 4,699 (derivative) @ $0 | EDGAR |
| 2026-04-20 | 4 | Peters Mark T — Director | Grant/award (A): 4,699 (derivative) @ $0 | EDGAR |
| 2026-04-03 | 4 | Cochran Caroline — Co-Founder, COO, Director, 10% owner | Sale (S): 13,473 @ $48.41 · Sale (S): 10,516 @ $49.58 · Sale (S): 9,068 @ $50.93 · Sale (S): 26,943 @ $51.20 · Sale (S): 40,000 @ $50.50 · Sale (S): 13,473 @ $48.41 · +4 more | EDGAR |
| 2026-04-03 | 4 | DeWitte Jacob — Co-Founder, CEO, Director, 10% owner | Sale (S): 13,473 @ $48.41 · Sale (S): 10,516 @ $49.58 · Sale (S): 9,068 @ $50.93 · Sale (S): 26,943 @ $51.20 · Sale (S): 40,000 @ $50.50 · Sale (S): 13,473 @ $48.41 · +4 more | EDGAR |
| 2026-04-03 | 4 | Bealmear Richard Craig — Chief Financial Officer | Option exercise (M): 16,342 @ $3.18 · Sale (S): 16,342 @ $51.08 · Option exercise (M): 5,754 @ $3.18 · Option exercise (M): 16,342 (derivative) @ $0 · Option exercise (M): 5,754 (derivative) @ $0 | EDGAR |
Recent 8-K events — Oklo Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-09-11 | 8-K | 1.01 — Entry into a Material Definitive Agreement 1.02 — Termination of a Material Definitive Agreement 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-28 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-06-08 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-13 | 8-K | 1.01 — Entry into a Material Definitive Agreement 1.02 — Termination of a Material Definitive Agreement 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-14 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-12-04 | 8-K | 1.01 — Entry into a Material Definitive Agreement 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-09-03 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-06-16 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-06-09 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2025-04-22 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
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