Who owns AMPH stock?
A
Who owns AMPH stock?
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AMPH Ownership & Insider Activity
Institutional Ownership
Top Holders
| Holder | Shares | Value |
|---|---|---|
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
Recent Insider Trades
| Name | Type | Shares | Date |
|---|---|---|---|
| Liawatidewi Yakob | 1.0K | 2026-03-15 | |
| Zhang Jack Y. | 2.9K | 2026-03-15 | |
| Zhang Jack Y. | 9.8K | 2026-03-15 | |
| PETERS WILLIAM J | 2.0K | 2026-03-15 | |
| Zhou Rong | 1.2K | 2026-03-15 | |
| PETERS WILLIAM J | 3.3K | 2026-03-10 | |
| Zhou Rong | 2.2K | 2026-03-10 | |
| Zhang Jack Y. | 14.8K | 2026-03-10 | |
| Zhang Jack Y. | 4.4K | 2026-03-10 | |
| Liawatidewi Yakob | 1.9K | 2026-03-10 |