Michael Stuart Klein
Michael Stuart Klein: Director · 10% owner at Oklo. What Michael Stuart Klein 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)
Michael Stuart Klein holds 150,000 Oklo shares (0.08% of the company), worth about $5.0M at the last price, according to the Form 4 of Sep 22, 2025.
- Shares held: 150,000 (0.08%), $5.0M — Held through companies or funds (See Footnote).
Declarations
- Oklo (OKLO) — Form 4 of Sep 22, 2025: open-market sale of 40,000 at $133.40; open-market sale of 10,000 at $135.20; 150,000 shares after 0001193125-25-216154
- Oklo (OKLO) — Form 4 of Jun 23, 2025: open-market sale of 25,000 at $55.22; open-market sale of 12,100 at $53.71; 200,000 shares after 0001104659-25-062672
- Oklo (OKLO) — Form 4 of Jun 20, 2025: open-market sale of 100,000 at $63.53; open-market sale of 150,000 at $62.74; 250,000 shares after 0001104659-25-061762
- Oklo (OKLO) — Form 4 of Nov 14, 2024: other of 13.4M; 4.2M shares after 0001104659-24-120191
- Oklo (OKLO) — Form 4/A of May 9, 2024: option exercise or conversion of 12.5M; option exercise or conversion of 12.5M; 13.9M shares after 0001104659-24-077386
- Oklo (OKLO) — Form 4/A of Jul 12, 2021 (Chairman): grant or award of 1.4M at $10.00; 1.4M shares after 0001104659-24-077384
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.
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