John M. Jansen
John M. Jansen: Director at Oklo. What John M. Jansen holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Oklo (OKLO)
John M. Jansen holds 6,000 Oklo shares (0.00% of the company), worth about $198,270.00 at the last price, according to the Form 4 of Sep 14, 2026.
- Shares held: 6,000 (0.00%), $198,270.00 — Held in their own name: 6,000 Class A.
- Share units: 3,213 (0.00%), $106,173.59 — Oklo promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- Oklo (OKLO) — Form 4 of Sep 14, 2026: open-market sale of 6,354 at $36.67; 6,000 shares after 0002021774-26-000011
- Oklo (OKLO) — Form 4 of Jun 11, 2026 0002021774-26-000009
- Oklo (OKLO) — Form 4 of Mar 27, 2026: open-market sale of 10,500 at $51.52; 12,354 shares after 0002021774-26-000007
- Oklo (OKLO) — Form 4 of Mar 6, 2026: option exercise or conversion of 16,854 at $58.25; 22,854 shares after 0002021774-26-000002
- Oklo (OKLO) — Form 4 of Mar 27, 2025: open-market purchase of 6,000 at $24.57; 6,000 shares after 0001104659-25-030072
- Oklo (OKLO) — Form 4 of Jul 10, 2024 0001104659-24-079565
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.
All holders · Who owns each AI company · All tracked companies · The AI market