David M. Silverman

David M. Silverman: EVP, Human Resources at Amphenol. What David M. Silverman 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.

Amphenol (APH)

David M. Silverman holds 53,000 Amphenol shares (0.00% of the company), worth about $4.6M at the last price, according to the Form 4 of Aug 5, 2026.

Shares held: 31,344 (0.00%), $2.7M — Held in their own name: 31,344 Class A.
Shares held: 21,656 (0.00%), $1.9M — Held through trusts (By David Michael Silverman 2025 GRAT #1): 21,656 Class A.
Options: 480,000 (0.02%), $41.5M — The right to buy 480,000 shares at $11.00 each, until 2028. Not bought yet.
Options: 290,120 (0.01%), $25.1M — The right to buy 290,120 shares at $18.95 each, until 2033. Not bought yet.
Options: 240,000 (0.01%), $20.8M — The right to buy 240,000 shares at $11.00 each, until 2028. Not bought yet.
Options: 183,436 (0.01%), $15.9M — The right to buy 183,436 shares at $32.98 each, until 2034. Not bought yet.
Options: 183,144 (0.01%), $15.8M — The right to buy 183,144 shares at $43.44 each, until 2035. Not bought yet.
Options: 141,380 (0.01%), $12.2M — The right to buy 141,380 shares at $66.03 each, until 2036. Not bought yet.

Declarations

Amphenol (APH) — Form 4 of Aug 5, 2026 (EVP, Human Resources): option exercise or conversion of 240,000 at $11.00; open-market sale of 240,000 at $87.12; 53,000 shares after 0001104659-26-091189
Amphenol (APH) — Form 4 of May 22, 2026 (EVP, Human Resources); 53,000 shares after 0001104659-26-066928
Amphenol (APH) — Form 4 of Nov 13, 2025 (Senior VP, Human Resources) 0001104659-25-113170
Amphenol (APH) — Form 4 of Nov 3, 2025 (Senior VP, Human Resources): option exercise or conversion of 240,000 at $11.00; open-market sale of 240,000 at $70.59; 53,000 shares after 0001104659-25-105535
Amphenol (APH) — Form 4 of Aug 25, 2025 (Senior VP, Human Resources): option exercise or conversion of 200,000 at $9.12; open-market sale of 200,000 at $55.21; 53,000 shares after 0001104659-25-083060
Amphenol (APH) — Form 4 of May 30, 2025 (Senior VP, Human Resources): option exercise or conversion of 200,000 at $9.12; open-market sale of 200,000 at $44.55; 53,000 shares after 0001104659-25-055423
Amphenol (APH) — Form 4 of May 16, 2025 (Senior VP, Human Resources); 53,000 shares after 0001104659-25-050980
Amphenol (APH) — Form 4 of May 2, 2025 (Senior VP, Human Resources): option exercise or conversion of 200,000 at $9.12; open-market sale of 175,000 at $40.02; 53,000 shares after 0001104659-25-045025
Amphenol (APH) — Form 4 of Apr 25, 2025 (Senior VP, Human Resources): option exercise or conversion of 200,000 at $9.12; open-market sale of 200,000 at $37.94; 28,000 shares after 0001104659-25-041198
Amphenol (APH) — Form 4 of Jan 28, 2025 (Senior VP, Human Resources): gift of 28,000; gift of 28,000; 28,000 shares after 0001104659-25-007193
Amphenol (APH) — Form 4 of Nov 6, 2024 (Senior VP, Human Resources): option exercise or conversion of 360,000 at $7.25; open-market sale of 360,000 at $35.91; 28,000 shares after 0001127602-24-026733
Amphenol (APH) — Form 4 of Oct 29, 2024 (Senior VP, Human Resources): option exercise or conversion of 360,000 at $7.25; open-market sale of 360,000 at $34.42; 28,000 shares after 0001127602-24-026155

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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