Charles C. Pappis, Director at ACM Research, Inc. (ACMR), sold 5,000 shares at $52.00 ($260K) on 2026-04-17, disclosed to the SEC on 2026-04-21.
Scheduled sale ($260k) by Director under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
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 → |