Executives & Insiders
AMPH Key People
0 officers · 0 directors · 0 10%+ owners
Other Insiders(5)
| Name | Title / Role | Shares Owned |
|---|---|---|
| Liawatidewi Yakob | — | 2,459 |
| Luo Mary Z. | — | 6,827,679 |
| PETERS WILLIAM J | — | — |
| Zhang Jack Y. | — | 6,827,679 |
| Zhou Rong | — | 5,000 |
Recent Insider Transactions (90d)
| Date | Insider | Title | Code | Shares | Price |
|---|---|---|---|---|---|
| 2026-03-15 | PETERS WILLIAM J | — | F | -1,973 | $18.18 |
| 2026-03-15 | Liawatidewi Yakob | — | F | -1,033 | $18.18 |
| 2026-03-15 | Zhou Rong | — | F | -1,225 | $18.18 |
| 2026-03-15 | Zhang Jack Y. | — | F | -9,784 | $18.18 |
| 2026-03-15 | Zhang Jack Y. | — | F | -2,908 | $18.18 |
| 2026-03-10 | Zhou Rong | — | F | -2,215 | $18.91 |
| 2026-03-09 | Zhou Rong | — | A | +39,432 | $0.00 |
| 2026-03-10 | PETERS WILLIAM J | — | F | -3,297 | $18.91 |
| 2026-03-09 | PETERS WILLIAM J | — | A | +58,693 | $0.00 |
| 2026-03-10 | Liawatidewi Yakob | — | F | -1,870 | $18.91 |
| 2026-03-09 | Liawatidewi Yakob | — | A | +35,450 | $0.00 |
| 2026-03-10 | Zhang Jack Y. | — | F | -4,395 | $18.91 |
| 2026-03-10 | Zhang Jack Y. | — | F | -14,785 | $18.91 |
| 2026-03-09 | Zhang Jack Y. | — | A | +180,504 | $0.00 |
| 2026-03-09 | Zhang Jack Y. | — | A | +72,462 | $0.00 |
| 2026-03-06 | Zhou Rong | — | F | -1,357 | $19.34 |
| 2026-03-06 | Liawatidewi Yakob | — | F | -1,144 | $19.34 |
| 2026-03-06 | PETERS WILLIAM J | — | F | -2,146 | $19.34 |
| 2026-03-06 | Luo Mary Z. | — | F | -3,077 | $19.34 |
| 2026-03-06 | Luo Mary Z. | — | F | -7,773 | $19.34 |
| 2026-03-04 | PETERS WILLIAM J | — | F | -1,744 | $19.96 |
| 2026-03-04 | Zhang Jack Y. | — | F | -5,769 | $19.96 |
| 2026-03-04 | Zhang Jack Y. | — | F | -2,432 | $19.96 |
| 2026-03-04 | Zhou Rong | — | F | -1,124 | $19.96 |
| 2026-03-04 | Liawatidewi Yakob | — | F | -965 | $19.96 |