David H. Wang
See Remarks at ACM Research Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2023
3 years of board service in total across 1 board, counting each seat separately. Longest: ACM Research Inc., 3 years.
ACM Research Inc.
Director · See Remarks
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 4, 2026 | ACM Research Inc. | Option exercise | +40,002 | $1.00 | $40,002 |
| Jun 4, 2026 | ACM Research Inc. | Open-market sale | −2,060 | $83.86 | $172,752 |
| Jun 4, 2026 | ACM Research Inc. | Open-market sale | −17,543 | $85.11 | $1,493,085 |
| Jun 4, 2026 | ACM Research Inc. | Open-market sale | −10,992 | $86.07 | $946,081 |
| Jun 4, 2026 | ACM Research Inc. | Open-market sale | −8,581 | $87.13 | $747,663 |
| Jun 4, 2026 | ACM Research Inc. | Open-market sale | −826 | $87.91 | $72,614 |
| Jun 3, 2026 | ACM Research Inc. | Option exercise | +60,000 | $1.00 | $60,000 |
| Jun 3, 2026 | ACM Research Inc. | Open-market sale | −4,300 | $87.57 | $376,551 |
| Jun 3, 2026 | ACM Research Inc. | Open-market sale | −6,295 | $88.98 | $560,129 |
| Jun 3, 2026 | ACM Research Inc. | Open-market sale | −32,450 | $89.84 | $2,915,308 |
| Jun 3, 2026 | ACM Research Inc. | Open-market sale | −9,925 | $90.78 | $900,992 |
| Jun 3, 2026 | ACM Research Inc. | Open-market sale | −5,843 | $92.38 | $539,776 |
| Jun 3, 2026 | ACM Research Inc. | Open-market sale | −1,187 | $93.04 | $110,438 |
| Mar 12, 2026 | ACM Research Inc. | Option exercise | +50,000 | $1.00 | $50,000 |
| Mar 12, 2026 | ACM Research Inc. | Open-market sale | −10,561 | $44.92 | $474,400 |
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