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 |
| 2025-03-12 Sale |
2025-03-14 9:30 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
15,000 | $27.42 | $411,300 | 15,900 (Direct) |
View |
| 2025-02-06 Sale |
2025-02-10 4:30 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
15,000 | $22 | $330,000 | 30,900 (Direct) |
View |
| 2024-10-04 Sale |
2024-10-08 4:31 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
16,516 | $22 | $363,352 | 45,900 (Direct) |
View |
| 2024-06-06 Sale |
2024-06-07 9:30 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
20,000 | $22.92 | $458,400 | 62,416 (Direct) |
View |
| 2024-01-12 Sale |
2024-01-16 4:15 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
10,000 | $22 | $220,000 | 9,650 (Direct) |
View |
| 2023-10-11 Sale |
2023-10-13 4:15 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
11,250 | $20 | $225,000 | 19,650 (Direct) |
View |
| 2023-09-01 Sale |
2023-09-05 9:30 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
30,000 | $18 | $540,000 | 30,900 (Direct) |
View |
| 2022-03-10 Sale |
2022-03-11 5:06 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
5,000 | $64.2 | $320,976 | 14,644 (Direct) |
View |
| 2021-11-18 Sale |
2021-11-22 5:00 pm |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
5,000 | $94.05 | $470,266 | 9,972 (Direct) |
View |
| 2021-08-19 Sale |
2021-08-20 4:33 pm |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
5,000 | $82.08 | $410,383 | 14,972 (Direct) |
View |
| 2021-03-12 Sale |
2021-03-16 5:31 pm |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
10,028 | $87.89 | $881,361 | 19,972 (Direct) |
View |
| 2020-11-19 Sale |
2020-11-20 5:30 pm |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
7,500 | $74.45 | $558,375 | 22,500 (Direct) |
View |
| 2020-08-27 Sale |
2020-08-31 5:30 pm |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
4,585 | $93.18 | $427,230 | 30,000 (Direct) |
View |
| 2020-06-15 Sale |
2020-06-17 5:30 pm |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
5,415 | $54.34 | $294,251 | 34,585 (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 |
| 2025-03-12 Exercise |
2025-03-14 9:30 pm |
N/A 2029-04-22 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
15,000 | $0 | 15,900 (Direct) |
View |
| 2025-03-12 Exercise |
2025-03-14 9:30 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
15,000 | $5.6 | 15,900 (Direct) |
View |
| 2025-02-06 Exercise |
2025-02-10 4:30 pm |
N/A 2029-04-22 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
15,000 | $0 | 30,900 (Direct) |
View |
| 2025-02-06 Exercise |
2025-02-10 4:30 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
15,000 | $5.6 | 30,900 (Direct) |
View |
| 2024-10-04 Exercise |
2024-10-08 4:31 pm |
N/A 2029-04-22 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
16,516 | $0 | 45,900 (Direct) |
View |
| 2024-10-04 Exercise |
2024-10-08 4:31 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
16,516 | $5.6 | 45,900 (Direct) |
View |
| 2024-06-06 Exercise |
2024-06-07 9:30 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
14,016 | $4.62 | 62,416 (Direct) |
View |
| 2024-06-06 Exercise |
2024-06-07 9:30 pm |
N/A 2028-07-31 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
20,000 | $0 | 62,416 (Direct) |
View |
| 2024-06-06 Exercise |
2024-06-07 9:30 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
5,984 | $5.6 | 62,416 (Direct) |
View |
| 2024-01-12 Exercise |
2024-01-16 4:15 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
10,000 | $4.55 | 9,650 (Direct) |
View |
| 2024-01-12 Exercise |
2024-01-16 4:15 pm |
N/A 2029-11-03 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
10,000 | $0 | 9,650 (Direct) |
View |
| 2023-10-11 Exercise |
2023-10-13 4:15 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
11,250 | $4.55 | 19,650 (Direct) |
View |
| 2023-10-11 Exercise |
2023-10-13 4:15 pm |
N/A 2029-11-03 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
11,250 | $0 | 19,650 (Direct) |
View |
| 2023-09-01 Exercise |
2023-09-05 9:30 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
30,000 | $4.55 | 30,900 (Direct) |
View |
| 2023-09-01 Exercise |
2023-09-05 9:30 pm |
N/A 2029-11-03 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
30,000 | $0 | 30,900 (Direct) |
View |
| 2023-08-10 Option Award(A) |
2023-08-21 9:19 pm |
N/A 2033-08-09 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
300,000 | $0 | 300,000 (Direct) |
View |
| 2023-08-10 Option Award |
2023-08-14 5:30 pm |
N/A 2033-08-09 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
300,000 | $0 | 300,000 (Direct) |
View |
| 2022-12-28 Option Award |
2022-12-30 9:30 pm |
N/A 2032-03-03 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
22,500 | $0 | 22,500 (Direct) |
View |
| 2022-08-12 Option Award |
2022-08-16 6:00 pm |
N/A 2032-08-11 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
100,000 | $0 | 100,000 (Direct) |
View |
| 2022-03-09 Exercise |
2022-03-11 5:06 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
5,300 | $13.85 | 14,644 (Direct) |
View |
| 2021-03-09 Exercise |
2022-03-11 5:06 pm |
N/A 2028-07-31 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
5,300 | $0 | 14,644 (Direct) |
View |
| 2021-11-18 Exercise |
2021-11-22 5:00 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
5,000 | $13.85 | 9,972 (Direct) |
View |
| 2021-11-18 Exercise |
2021-11-22 5:00 pm |
N/A 2028-07-31 |
ACM Research Inc. | ACMR | McKechnie Mark See Remarks |
5,000 | $0 | 9,972 (Direct) |
View |
| 2021-08-19 Exercise |
2021-08-20 4:33 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
5,000 | $13.85 | 14,972 (Direct) |
View |
| 2021-08-19 Exercise |
2021-08-20 4:33 pm |
N/A 2028-07-31 |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
5,000 | $0 | 14,972 (Direct) |
View |
| 2021-03-12 Exercise |
2021-03-16 5:31 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
10,028 | $13.85 | 19,972 (Direct) |
View |
| 2021-03-12 Exercise |
2021-03-16 5:31 pm |
N/A 2028-07-31 |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
10,028 | $0 | 19,972 (Direct) |
View |
| 2020-11-19 Exercise |
2020-11-20 5:30 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
7,500 | $16.81 | 22,500 (Direct) |
View |
| 2020-11-19 Exercise |
2020-11-20 5:30 pm |
N/A 2029-04-22 |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
7,500 | $0 | 22,500 (Direct) |
View |
| 2020-08-27 Exercise |
2020-08-31 5:30 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
4,585 | $13.85 | 30,000 (Direct) |
View |
| 2020-08-27 Exercise |
2020-08-31 5:30 pm |
N/A 2028-07-31 |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
4,585 | $0 | 30,000 (Direct) |
View |
| 2020-06-15 Exercise |
2020-06-17 5:30 pm |
N/A N/A |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
5,415 | $13.85 | 34,585 (Direct) |
View |
| 2020-06-15 Exercise |
2020-06-17 5:30 pm |
N/A 2028-07-31 |
ACM Research Inc. | ACMR | McKechnie Mark See remarks |
5,415 | $0 | 34,585 (Direct) |
View |