ACM Research, Inc. (ACMR) — Insider Trading
Insider trading activity for ACM Research, Inc. sourced from SEC EDGAR Form 4 filings.
Overview
- Total insider trades: 51
- Last trade date: Sep 9, 2026
- Ticker: ACMR
Top Insiders
- Wang David H (See Remarks) — 20 trades, buy: $140K, sell: $19.5M
- HUI WANG (Officer) — 2 trades, buy: $0, sell: $10.6M
- McKechnie Mark (See Remarks) — 4 trades, buy: $936K, sell: $4.3M
- MARK A MCKECHNIE (Officer) — 1 trades, buy: $0, sell: $4.3M
- Cheav Sotheara (See remarks) — 11 trades, buy: $0, sell: $1.6M
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 9, 2026 | Wang David H | AACMR ACM Research, Inc. | SELL | 70,000 | $5.2M |
| Sep 9, 2026 | Wang David H | AACMR ACM Research, Inc. | BUY | 70,000 | $70K |
| Sep 9, 2026 | HUI WANG | AACMR ACM Research, Inc. | SELL | 70,000 | $5.2M |
| Sep 8, 2026 | Wang David H | AACMR ACM Research, Inc. | SELL | 70,000 | $5.4M |
| Sep 8, 2026 | Wang David H | AACMR ACM Research, Inc. | BUY | 70,000 | $70K |
| Sep 8, 2026 | HUI WANG | AACMR ACM Research, Inc. | SELL | 70,000 | $5.4M |
| Aug 20, 2026 | McKechnie Mark | ACMR ACM Research, Inc. | OTHER | 30,199 | N/A |
| Aug 20, 2026 | McKechnie Mark | ACMR ACM Research, Inc. | OTHER | 30,199 | $589K |
| Aug 18, 2026 | Dun Haiping | ACMR ACM Research, Inc. | OTHER | 5,000 | N/A |
| Aug 18, 2026 | Dun Haiping | ACMR ACM Research, Inc. | OTHER | 5,000 | $28K |
| Aug 20, 2026 | McKechnie Mark | AACMR AACMR | SELL | 55,199 | $4.3M |
| Aug 20, 2026 | McKechnie Mark | AACMR AACMR | BUY | 55,199 | $936K |
| Aug 20, 2026 | MARK A MCKECHNIE | AACMR AACMR | SELL | 55,199 | $4.3M |
| Aug 18, 2026 | Dun Haiping | AACMR AACMR | SELL | 5,000 | $406K |
| Aug 18, 2026 | Dun Haiping | AACMR AACMR | BUY | 5,000 | $28K |
| May 13, 2026 | Wang David H | ACMR ACM Research, Inc. | OTHER | 6,208 | N/A |
| Jun 4, 2026 | Wang David H | ACMR ACM Research, Inc. | OTHER | 40,002 | N/A |
| Jun 3, 2026 | Wang David H | ACMR ACM Research, Inc. | OTHER | 60,000 | N/A |
| Jun 4, 2026 | Wang David H | ACMR ACM Research, Inc. | SELL | 826 | $73K |
| Jun 4, 2026 | Wang David H | ACMR ACM Research, Inc. | SELL | 8,581 | $748K |