Open Insider Trading Activity for Acm Research, Inc. Officer Wang David H
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10b5-1: Scheduled Form 4 Transaction ACMR | 2026-09-10 | 2026-09-09 | Acm Research, Inc. | Wang David H | Officer | Sell | 9 | 140,000 | $75.93 | $10,630,010.48 | 1.87% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction ACMR | 2026-06-05 | 2026-06-04 | Acm Research, Inc. | Wang David H | Officer | Sell | 11 | 100,002 | $88.35 | $8,835,388.38 | 1.10% | View Filing |
| 10b5-1: Scheduled Form 4 Transaction ACMR | 2025-05-23 | 2025-05-22 | Acm Research, Inc. | Wang David H | Officer | Sell | 3 | 130,000 | $23.15 | $3,009,803.52 | 6.05% | View Filing |