Charles C. Pappis, Director at ACM Research, Inc. (ACMR), sold 5,000 shares at $50.09 ($250K) on 2026-03-05, disclosed to the SEC on 2026-03-09.
Open-market sale of $250k ACMR by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| AMAT | SELL | 2012-12-21 | $408K | — | Filing → |
| AMAT | SELL | 2011-12-21 | $399K | — | Filing → |
| AMAT | SELL | 2011-09-12 | $61K | — | Filing → |