Ming Hsieh
Ming Hsieh: Director at Fortinet. What Ming Hsieh 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.
Fortinet (FTNT)
Ming Hsieh holds 63,331 Fortinet shares (0.01% of the company), worth about $12.3M at the last price, according to the Form 4 of Sep 30, 2026.
- Shares held: 53,275 (0.01%), $10.4M — Held through trusts (By Trust).
- Shares held: 10,056 (0.00%), $2.0M — Held in their own name.
- Share units: 1,377 (0.00%), $268,005.51 — Fortinet promised them as pay: each unit becomes a share when it vests, if its conditions are met. No vote until then.
Declarations
- Fortinet (FTNT) — Form 4 of Sep 30, 2026: option exercise or conversion of 459; 63,331 shares after 0001302110-26-000034
- Fortinet (FTNT) — Form 4 of Aug 12, 2026 0001302110-26-000028
- Fortinet (FTNT) — Form 4 of Jun 11, 2026: option exercise or conversion of 650; 62,872 shares after 0001302110-26-000024
- Fortinet (FTNT) — Form 4 of Mar 31, 2026: option exercise or conversion of 649; 62,084 shares after 0001302110-26-000016
- Fortinet (FTNT) — Form 4 of Dec 31, 2025: option exercise or conversion of 649; 61,385 shares after 0001302110-25-000010
- Fortinet (FTNT) — Form 4 of Sep 30, 2025: option exercise or conversion of 649; 60,736 shares after 0001302110-25-000008
- Fortinet (FTNT) — Form 4 of Aug 20, 2025 0001415889-25-022787
- Fortinet (FTNT) — Form 4 of Jun 12, 2025: option exercise or conversion of 1,130; 60,087 shares after 0001415889-25-017211
- Fortinet (FTNT) — Form 4 of Mar 31, 2025: option exercise or conversion of 1,130; 58,957 shares after 0001415889-25-009353
- Fortinet (FTNT) — Form 4 of Dec 31, 2024: option exercise or conversion of 1,130; 57,827 shares after 0001415889-25-000116
- Fortinet (FTNT) — Form 4 of Sep 30, 2024: option exercise or conversion of 1,129; 56,697 shares after 0001415889-24-024511
- Fortinet (FTNT) — Form 4 of Aug 20, 2024 0001415889-24-022039
- Fortinet (FTNT) — Form 5 of Dec 31, 2023: open-market purchase of 143 at $53.57; 54,107 shares after 0001302110-26-000026
- Fortinet (FTNT) — Form 5 of Dec 31, 2022: open-market sale of 275 at $11.17; open-market sale of 275 at $11.17; 50,245 shares after 0001302110-26-000004
- Fortinet (FTNT) — Form 5 of Dec 31, 2020: open-market purchase of 400 at $4.71; open-market purchase of 400 at $4.71; 194,650 shares after 0001302110-26-000002
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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