ACM RESEARCH INC-CLASS A (ACMR)
US00108J1097 - Common Stock
| Shares Outstanding | 61.10M |
| Float | 43.75M |
| Owners (insider) | 8.77% |
| Owners (institutional) | 52.61% |
| Owners (insider) change | 1.77% |
| Owners (institutional) change | -0.89% |
Insider Transactions
Top Institutional Holders
Insider Owners
| Date | Name | Type | Shares | Price | Amount |
|---|---|---|---|---|---|
| Mar 14, 2024 | Wang David H | Open Market Sale | 87089 | 27.62 | $ 2,405,049.96 |
| Mar 14, 2024 | Dun Haiping | Open Market Sale | 19434 | 27.70 | $ 538,375.50 |
| Mar 13, 2024 | Cheav Sotheara | Open Market Sale | 10000 | 28.49 | $ 284,877.89 |
| Mar 8, 2024 | Dun Haiping | Open Market Sale | 15000 | 30.36 | $ 455,400.00 |
| Mar 8, 2024 | Wang David H | Open Market Sale | 90000 | 30.36 | $ 2,731,950.00 |
| Mar 1, 2024 | Wang David H | Option Excercise | 180000 | 0.50 | $ 90,000.00 |
| Mar 1, 2024 | Wang David H | Option Excercise | 2911 | 30.92 | $ 90,008.12 |
| Mar 1, 2024 | Dun Haiping | Option Excercise | 35000 | 0.50 | $ 17,500.00 |
| Mar 1, 2024 | Dun Haiping | Option Excercise | 566 | 30.92 | $ 17,500.72 |
| Feb 28, 2024 | Liu Tracy | Option Excercise | 12500 | 5.60 | $ 70,000.00 |
| Feb 28, 2024 | Liu Tracy | Open Market Sale | 12500 | 25.20 | $ 315,000.00 |
| Feb 28, 2024 | Feng Lisa | Option Excercise | 7500 | 5.60 | $ 42,000.00 |
| Feb 28, 2024 | Feng Lisa | Open Market Sale | 7500 | 25.20 | $ 189,000.00 |
| Jan 12, 2024 | McKechnie Mark | Option Excercise | 10000 | 4.55 | $ 45,500.00 |
| Jan 12, 2024 | McKechnie Mark | Open Market Sale | 10000 | 22.00 | $ 220,000.00 |
| Dec 26, 2023 | Feng Lisa | Option Excercise | 7500 | 5.60 | $ 42,000.00 |
| Dec 26, 2023 | Feng Lisa | Open Market Sale | 7500 | 20.00 | $ 150,000.00 |
| Dec 26, 2023 | Liu Tracy | Option Excercise | 10000 | 5.60 | $ 56,000.00 |
| Dec 26, 2023 | Liu Tracy | Open Market Sale | 10000 | 20.00 | $ 200,000.00 |
| Nov 29, 2023 | Dun Haiping | Open Market Sale | 18984 | 17.25 | $ 327,474.00 |
| Nov 29, 2023 | Wang David H | Open Market Sale | 84776 | 17.14 | $ 1,452,662.88 |
| Nov 14, 2023 | Dun Haiping | Option Excercise | 35000 | 0.50 | $ 17,500.00 |
| Nov 14, 2023 | Dun Haiping | Option Excercise | 1016 | 17.23 | $ 17,505.68 |
| Nov 14, 2023 | Wang David H | Option Excercise | 180000 | 0.50 | $ 90,000.00 |
| Nov 14, 2023 | Wang David H | Option Excercise | 5224 | 17.23 | $ 90,009.52 |
| Nov 13, 2023 | Cheav Sotheara | Option Excercise | 26000 | 4.99 | $ 129,705.00 |
| Nov 13, 2023 | Cheav Sotheara | Open Market Sale | 26000 | 16.79 | $ 436,540.00 |
| Sep 12, 2023 | Wang David H | Open Market Sale | 175116 | 17.87 | $ 3,130,016.25 |
| Sep 4, 2023 | Wang David H | Option Excercise | 180000 | 0.50 | $ 90,000.00 |
| Sep 4, 2023 | Wang David H | Option Excercise | 4884 | 18.43 | $ 90,012.12 |
| Sep 1, 2023 | McKechnie Mark | Option Excercise | 30000 | 4.55 | $ 136,500.00 |
| Sep 1, 2023 | McKechnie Mark | Open Market Sale | 30000 | 18.00 | $ 540,000.00 |
| Aug 23, 2023 | Chen Fuping | Option Excercise | 105000 | 1.06 | $ 111,802.95 |
| Aug 23, 2023 | Chen Fuping | Open Market Sale | 105000 | 15.00 | $ 1,575,000.00 |
| Aug 22, 2023 | Dun Haiping | Open Market Sale | 32098 | 13.85 | $ 444,557.30 |
| Jul 3, 2023 | Feng Lisa | Option Excercise | 22500 | 1.77 | $ 39,825.00 |
| Jul 3, 2023 | Feng Lisa | Open Market Sale | 22500 | 15.00 | $ 337,500.00 |
| Jun 6, 2023 | Cheav Sotheara | Option Excercise | 39000 | 4.92 | $ 191,895.00 |
| Jun 6, 2023 | Cheav Sotheara | Open Market Sale | 39000 | 10.00 | $ 390,000.00 |
| Jun 1, 2023 | Dun Haiping | Open Market Sale | 37500 | 10.00 | $ 375,000.00 |
| May 22, 2023 | Dun Haiping | Option Excercise | 37500 | 0.50 | $ 18,750.00 |
| May 22, 2023 | Dun Haiping | Option Excercise | 1928 | 9.73 | $ 18,759.44 |