Rong Zhou
Known title: EVP, Production CenterCIK: 0001645326
Associated companies
Transaction History
| AMPH | ▼ Sell | Tax Withholding | 1,225 | $22K | 3/15/2026 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 2,215 | $42K | 3/10/2026 | View on chart |
| AMPH | ▲ Buy | Grant | 39,432 | $0 | 3/9/2026 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,357 | $26K | 3/6/2026 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,124 | $22K | 3/4/2026 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 9,787 | $111K | 12/17/2025 | View on chart |
| AMPH | ▼ Sell | Open Market | 9,787 | $256K | 12/17/2025 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,967 | $54K | 3/17/2025 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,222 | $33K | 3/15/2025 | View on chart |
| AMPH | ▲ Buy | Grant | 24,692 | $0 | 3/10/2025 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,354 | $38K | 3/6/2025 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,121 | $31K | 3/4/2025 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 8,000 | $91K | 12/13/2024 | View on chart |
| AMPH | ▼ Sell | Open Market | 8,000 | $362K | 12/13/2024 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 7,000 | $79K | 12/12/2024 | View on chart |
| AMPH | ▼ Sell | Open Market | 7,000 | $311K | 12/12/2024 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 6,893 | $103K | 11/12/2024 | View on chart |
| AMPH | ▼ Sell | Open Market | 6,893 | $337K | 11/12/2024 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 3,000 | $45K | 9/13/2024 | View on chart |
| AMPH | ▼ Sell | Open Market | 3,000 | $145K | 9/13/2024 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 4,000 | $60K | 8/26/2024 | View on chart |
| AMPH | ▼ Sell | Open Market | 4,000 | $193K | 8/26/2024 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,961 | $84K | 3/17/2024 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 2,355 | $101K | 3/16/2024 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,219 | $52K | 3/15/2024 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,390 | $64K | 3/6/2024 | View on chart |
| AMPH | ▲ Buy | Grant | 12,521 | $0 | 3/4/2024 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 3,514 | $57K | 12/4/2023 | View on chart |
| AMPH | ▼ Sell | Open Market | 3,514 | $209K | 12/4/2023 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 4,316 | $62K | 12/1/2023 | View on chart |
| AMPH | ▼ Sell | Open Market | 4,316 | $253K | 12/1/2023 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 9,651 | $109K | 6/20/2023 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 13,575 | $195K | 6/15/2023 | View on chart |
| AMPH | ▼ Sell | Open Market | 5,000 | $259K | 6/15/2023 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 4,631 | $69K | 6/15/2023 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 1,171 | $19K | 6/15/2023 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 5,000 | $72K | 6/13/2023 | View on chart |
| AMPH | ▼ Sell | Open Market | 5,000 | $241K | 6/13/2023 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 10,000 | $144K | 5/18/2023 | View on chart |
| AMPH | ▼ Sell | Open Market | 10,000 | $442K | 5/18/2023 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,901 | $69K | 3/17/2023 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 2,283 | $86K | 3/16/2023 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 2,057 | $76K | 3/15/2023 | View on chart |
| AMPH | ▲ Buy | Grant | 15,129 | $0 | 3/6/2023 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 2,447 | $84K | 3/17/2022 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 2,283 | $78K | 3/16/2022 | View on chart |
| AMPH | ▲ Buy | Grant | 13,658 | $0 | 3/15/2022 | View on chart |
| AMPH | ▼ Sell | Tax Withholding | 1,652 | $57K | 3/15/2022 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 7,000 | $77K | 2/25/2022 | View on chart |
| AMPH | ▼ Sell | Open Market | 13,246 | $381K | 2/25/2022 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 7,000 | $77K | 2/8/2022 | View on chart |
| AMPH | ▼ Sell | Open Market | 7,000 | $187K | 2/8/2022 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 14,000 | $153K | 1/10/2022 | View on chart |
| AMPH | ▼ Sell | Open Market | 10,677 | $267K | 1/10/2022 | View on chart |
| AMPH | ▼ Sell | Open Market | 10,251 | $264K | 1/10/2022 | View on chart |
| AMPH | ▲ Buy | Option Exercise | 7,813 | $82K | 11/11/2021 | View on chart |
| AMPH | ▼ Sell | Open Market | 7,813 | $169K | 11/11/2021 | View on chart |