Michael Shamus O'Sullivan
Michael Shamus O'Sullivan: EVP Chief Admin & LegalOfficer at Vishay. What Michael Shamus O'Sullivan 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.
Vishay (VSH)
Michael Shamus O'Sullivan holds 35,131 Vishay shares (0.02% of the company), worth about $1.0M at the last price, according to the Form 4 of Mar 2, 2026.
- Shares held: 35,131 (0.02%), $1.0M — Held in their own name.
Declarations
- Vishay (VSH) — Form 4 of Mar 2, 2026 (EVP Chief Admin & LegalOfficer): shares withheld for tax of 360 at $18.72; 35,131 shares after 0001192482-26-000143
- Vishay (VSH) — Form 4 of Feb 25, 2026 (EVP Chief Admin & LegalOfficer): grant or award of 14,023; 35,491 shares after 0001192482-26-000097
- Vishay (VSH) — Form 4 of Jan 2, 2026 (EVP Chief Admin & LegalOfficer): shares withheld for tax of 2,171 at $14.49; 21,468 shares after 0001192482-26-000031
- Vishay (VSH) — Form 4 of May 13, 2025 (EVP Chief Admin & LegalOfficer): open-market purchase of 2,500 at $14.89; 23,573 shares after 0001062993-25-009285
- Vishay (VSH) — Form 4 of Mar 1, 2025 (EVP Chief Admin & LegalOfficer): shares withheld for tax of 414 at $17.14; 21,073 shares after 0001062993-25-004317
- Vishay (VSH) — Form 4 of Feb 26, 2025 (EVP Chief Admin & LegalOfficer): grant or award of 11,111; 21,487 shares after 0001062993-25-004043
- Vishay (VSH) — Form 4 of Jan 2, 2025 (EVP Chief Admin & LegalOfficer): shares withheld for tax of 910 at $16.94; 10,376 shares after 0001062993-25-000429
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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