| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ACMR | ACM Research, Inc. | Wang Jian | See remarks | Dec 30, 2020 | Sale | $78.00 | 32,486 | 2,533,908 | 84,386 | Dec 31, 2020, 05:30 PM | |
| ACMR | ACM Research, Inc. | Wang Jian | See remarks | Sep 09, 2020 | Option Exercise | $2.93 | 34,182 | 100,008 | 117,720 | Sep 10, 2020, 07:00 PM | |
| ACMR | ACM Research, Inc. | Wang Jian | See remarks | Aug 23, 2019 | Option Exercise | $13.19 | 154,821 | 2,042,863 | 327,067 | Aug 27, 2019, 08:43 PM | |
| ACMR | ACM Research, Inc. | Wang Jian | See remarks | Apr 02, 2018 | Option Exercise | $7.50 | 397,502 | 2,981,265 | 481,888 | Jul 31, 2018, 04:43 PM |
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