SEC Form 4 · Updated Daily
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— AMPHENOL CORPORATION OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| LOEFFLER MARTIN H | Director | 1,333,146 | 2025-12-10 | G |
| NORWITT RICHARD ADAM | Director · Officer | 864,177 | 2026-07-31 | S |
| Ivas Michael R. | Officer | 25,000 | 2026-02-04 | G |
| Silverman David M | Officer | 15,672 | 2026-08-05 | S |
| D'AMICO LANCE E | Officer | 10,000 | 2026-08-03 | M |
| Livingston Robert | Director | 1,552 | 2026-05-22 | A |
| Lane Rita S. | Director | 1,552 | 2026-05-22 | A |
| Falck David P | Director | 1,552 | 2026-05-22 | A |
| Singh Prahlad R. | Director | 1,552 | 2026-05-22 | A |
| Wolff Anne Clarke | Director | 1,552 | 2026-05-22 | A |
| Altobello Nancy A. | Director | 1,552 | 2026-05-22 | A |
| Lamba Sanjiv | Director | 1,552 | 2026-05-22 | A |
| Lampo Craig A | Officer | 0 | 2026-08-06 | G |
| Doherty William J | Officer | 0 | 2025-12-02 | S |
| Straub Peter | Officer | 0 | 2025-12-02 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-06 | Lampo Craig A | Gift | 54,547 | $0.00 | 0 |
| 2026-08-05 | Silverman David M | Option exercise (derivative) | 120,000 | $0.00 | 120,000 |
| 2026-08-05 | Silverman David M | Open-market sale | 120,000 | $174.24 | 15,672 |
| 2026-08-05 | Silverman David M | Option exercise | 120,000 | $22.00 | 135,672 |
| 2026-08-04 | Lampo Craig A | Option exercise (derivative) | 193,200 | $0.00 | 193,200 |
| 2026-08-04 | Lampo Craig A | Open-market sale | 193,200 | $167.31 | 90,665 |
| 2026-08-04 | Lampo Craig A | Option exercise | 193,200 | $22.37 | 283,865 |
| 2026-08-03 | D'AMICO LANCE E | Option exercise (derivative) | 10,000 | $0.00 | 70,000 |
| 2026-08-03 | D'AMICO LANCE E | Option exercise (derivative) | 50,000 | $0.00 | 0 |
| 2026-08-03 | D'AMICO LANCE E | Option exercise | 10,000 | $22.55 | 10,000 |
| 2026-08-03 | D'AMICO LANCE E | Open-market sale | 40,000 | $161.82 | 0 |
| 2026-08-03 | D'AMICO LANCE E | Option exercise | 40,000 | $22.37 | 40,000 |
| 2026-08-03 | D'AMICO LANCE E | Open-market sale | 50,000 | $161.99 | 57,065 |
| 2026-08-03 | D'AMICO LANCE E | Option exercise | 50,000 | $22.55 | 107,065 |
| 2026-07-31 | NORWITT RICHARD ADAM | Option exercise (derivative) | 186,104 | $0.00 | 0 |
| 2026-07-31 | NORWITT RICHARD ADAM | Option exercise (derivative) | 500,000 | $0.00 | 399,788 |
| 2026-07-31 | NORWITT RICHARD ADAM | Open-market sale | 186,104 | $162.27 | 864,177 |
| 2026-07-31 | NORWITT RICHARD ADAM | Option exercise | 186,104 | $22.37 | 1,050,281 |
| 2026-07-31 | NORWITT RICHARD ADAM | Open-market sale | 500,000 | $161.57 | 1,927,507 |
| 2026-07-31 | NORWITT RICHARD ADAM | Option exercise | 500,000 | $22.37 | 2,427,507 |
| 2026-05-22 | Altobello Nancy A. | Grant / award | 1,552 | $0.00 | 1,552 |
| 2026-05-22 | Falck David P | Grant / award | 1,552 | $0.00 | 1,552 |
| 2026-05-22 | Lamba Sanjiv | Grant / award | 1,552 | $0.00 | 1,552 |
| 2026-05-22 | Lane Rita S. | Grant / award | 1,552 | $0.00 | 1,552 |
| 2026-05-22 | Livingston Robert | Grant / award | 1,552 | $0.00 | 1,552 |
| 2026-05-22 | Singh Prahlad R. | Grant / award | 1,552 | $0.00 | 1,552 |
| 2026-05-22 | Wolff Anne Clarke | Grant / award | 1,552 | $0.00 | 1,552 |
| 2026-05-22 | D'AMICO LANCE E | Grant / award (derivative) | 83,020 | $0.00 | 83,020 |
| 2026-05-22 | Doherty William J | Grant / award (derivative) | 108,809 | $0.00 | 108,809 |
| 2026-05-22 | Ivas Michael R. | Grant / award (derivative) | 51,134 | $0.00 | 51,134 |
| 2026-05-22 | Lampo Craig A | Grant / award (derivative) | 133,161 | $0.00 | 133,161 |
| 2026-05-22 | NORWITT RICHARD ADAM | Grant / award (derivative) | 464,989 | $0.00 | 464,989 |
| 2026-05-22 | Silverman David M | Grant / award (derivative) | 70,690 | $0.00 | 70,690 |
| 2026-05-22 | Straub Peter | Grant / award (derivative) | 108,809 | $0.00 | 108,809 |
| 2026-05-22 | WALTER LUC | Grant / award (derivative) | 108,809 | $0.00 | 108,809 |
| 2026-05-20 | D'AMICO LANCE E | Gift (derivative) | 21,508 | $0.00 | 21,508 |
| 2026-05-20 | D'AMICO LANCE E | Gift (derivative) | 21,508 | $0.00 | 86,036 |
| 2026-05-20 | D'AMICO LANCE E | Gift (derivative) | 43,086 | $0.00 | 43,086 |
| 2026-05-20 | D'AMICO LANCE E | Gift (derivative) | 43,086 | $0.00 | 64,630 |
| 2026-05-20 | Lampo Craig A | J | 41,203 | — | 70,907 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.