Form 4: ACM Research Director Receives Stock Grant
Insider Transaction (Form 4)
Charles C Pappis, a Director of ACM Research, Inc., reported multiple transactions in common stock on August 12, 2026.
Summary
- Grant/award: acquired 6,400 Stock Option on August 12, 2026; holds 6,400 after (Direct).
- Grant/award: acquired 728 Restricted Stock Units on August 12, 2026; holds 728 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Charles C Pappis — Director
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-12 | Grant/award | Stock Option | 6,400 | — | — | 6,400 |
| 2026-08-12 | Grant/award | Restricted Stock Units | 728 | — | — | 728 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-12 | Grant/award (6,400 shares) |
| 2026-08-12 | Grant/award (728 shares) |
Keywords
insider transaction, Form 4, ACMR, ACM Research, Inc., neutral, Charles C Pappis
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