Acm Research, Inc. · NASDAQ:ACMR
Dun Haiping sold 5,000 Acm Research, Inc. shares (Form 4)
Traded May 19, 2026 · Filed May 21, 2026
On May 19, 2026, Dun Haiping (Director) sold 5,000 Acm Research, Inc. shares at an average US$66.22 for US$331K under a trading plan, leaving 0 shares. Filed May 21, 2026 (Form 4).
- Sold
- 5,000 shares
- Price
- US$66.22 average (US$63.84 to US$67.54)
- Value
- US$331K
- Holding after
- 0 shares
- Trading plan
- Yes (Made under a plan set in advance)
- Role
- Director
The filing in full
| Date | Security | Transaction | Shares | Price | Holding after | Ownership |
|---|---|---|---|---|---|---|
| May 19, 2026 | Class A Common Stock | Option exercise | 5,000 | US$5.60 | 5,000 | Direct |
| May 19, 2026 | Class A Common Stock | Sale | 1,333 | US$63.84 | 3,667 | Direct |
| May 19, 2026 | Class A Common Stock | Sale | 500 | US$65.09 | 3,167 | Direct |
| May 19, 2026 | Class A Common Stock | Sale | 1,309 | US$67.21 | 1,858 | Direct |
| May 19, 2026 | Class A Common Stock | Sale | 1,858 | US$67.54 | 0 | Direct |
Source
Related
- Acm Research, Inc.
- Dun Haiping
- Acm Research, Inc. shareholders
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