Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2023-08-23 Sale | 2023-08-25 5:46 pm | ACM Research Inc. | ACMR | Chen Fuping See remarks | 105,000 | $15 | $1,575,000 | 141,165 (Direct) | View |
| 2021-02-12 Sale | 2021-02-16 5:52 pm | ACM Research Inc. | ACMR | Chen Fuping See remarks | 30,000 | $120 | $3,600,000 | 16,667 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2023-08-23 Exercise | 2023-08-25 5:46 pm | N/A N/A | ACM Research Inc. | ACMR | Chen Fuping See remarks | 8,835 | $1.77 | 141,165 (Direct) | View |
| 2023-08-23 Exercise | 2023-08-25 5:46 pm | N/A N/A | ACM Research Inc. | ACMR | Chen Fuping See remarks | 96,165 | $1 | 141,165 (Direct) | View |
| 2023-08-23 Exercise | 2023-08-25 5:46 pm | N/A 2026-12-27 | ACM Research Inc. | ACMR | Chen Fuping See remarks | 105,000 | $0 | 141,165 (Direct) | View |
| 2022-12-30 Option Award(A) | 2023-02-14 6:18 pm | N/A 2032-03-03 | ACM Research Inc. | ACMR | Chen Fuping See remarks | 3,000 | $0 | 3,000 (Direct) | View |
| 2022-12-30 Option Award | 2023-01-04 6:09 pm | N/A 2032-03-03 | ACM Research Inc. | ACMR | Chen Fuping See remarks | 13,500 | $0 | 13,500 (Direct) | View |
| 2021-09-14 Option Award | 2021-09-16 4:30 pm | 2021-09-14 2030-07-27 | ACM Research Inc. | ACMR | Chen Fuping See remarks | 10,000 | $0 | 10,000 (Direct) | View |
| 2021-02-12 Exercise | 2021-02-16 5:52 pm | N/A 2026-12-27 | ACM Research Inc. | ACMR | Chen Fuping See remarks | 30,000 | $0 | 16,667 (Direct) | View |
| 2021-02-12 Exercise | 2021-02-16 5:52 pm | N/A N/A | ACM Research Inc. | ACMR | Chen Fuping See remarks | 30,000 | $3 | 16,667 (Direct) | View |
| 2019-09-30 Disposition(A) | 2019-10-02 4:35 pm | N/A 2026-12-27 | ACM Research Inc. | ACMR | Chen Fuping See remarks | 17,946 | $10.2 | 15,388 (Direct) | View |
| 2019-08-23 Disposition | 2019-08-27 8:40 pm | N/A N/A | ACM Research Inc. | ACMR | Chen Fuping See remarks | 17,946 | $13.2 | 0 (Direct) | View |
| 2019-08-04 Option Award | 2019-08-06 5:14 pm | N/A 2029-08-03 | ACM Research Inc. | ACMR | Chen Fuping See remarks | 10,000 | $0 | 10,000 (Direct) | View |