ACMR · ISSUER CIK 1680062
ACM Research, Inc.
Between Aug 1, 2026 and Oct 29, 2026, 3 ACM Research, Inc. insiders reported $0.00 of open-market purchases and $15.3M of sales on SEC Form 4.
↗3 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. 3 of 3 sales were reported under a 10b5-1 plan.
$0.00Insider buying
$15.3MInsider selling
−$15.3MNet open-market
Sep 10, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 10, 202616:30 | Sep 9, 2026from Sep 8, 2026 | ACMR | See Remarks, Director, 10% Owner | S · Sell10b5-1 | $75.93 | −140,000 | 802,708 | -15% | −$10.6M | ||
| Sep 10, 202616:30 | Sep 9, 2026from Sep 8, 2026 | ACMR | See Remarks, Director, 10% Owner | M · Exercise10b5-1 | $1.00 | +140,000 | 872,708 | +19% | $140K | ||
| Aug 21, 202621:30 | Aug 20, 2026 | ACMR | See Remarks | S · Sell10b5-1 | $77.27 | −55,199 | 900 | -98% | −$4.3M | ||
| Aug 21, 202621:30 | Aug 20, 2026 | ACMR | See Remarks | M · Exercise10b5-1 | $16.95 | +55,199 | 56,099 | +6133% | $936K | ||
| Aug 20, 202616:30 | Aug 18, 2026 | ACMR | Director | S · Sell10b5-1 | $81.13 | −5,000 | 0 | -100% | −$406K | ||
| Aug 20, 202616:30 | Aug 18, 2026 | ACMR | Director | M · Exercise10b5-1 | $5.60 | +5,000 | 5,000 | New | $28K |