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ACMR — ACM Research, Inc.

Industrials · Special Industry Machinery, NEC · Nasdaq

CIK 0001680062 · FYE 1231 · All Form 4 filings on EDGAR ↗

4Insiders filing
13Transactions
+$936kReported buys
−$4.3MReported sells
0Cluster events

Window in data: 2026-08-12 → 2026-08-20 · Data as of 2026-08-28

Insiders

InsiderRoleTxnsReported value
McKechnie MarkSee Remarks7$5.2M
Dun HaipingDirector2$0
Liu TracyDirector2$0
Pappis Charles CDirector2$0

Transaction history

Filing dateTrade dateTickerInsiderTypeSharesPriceValueCluster
2026-08-212026-08-20ACMRMcKechnie Mark See Remarks 10b5-1M routine30,199$19.49+$589k
2026-08-212026-08-20ACMRMcKechnie Mark See Remarks 10b5-1M routine25,000$13.89+$347k
2026-08-212026-08-20ACMRMcKechnie Mark See Remarks 10b5-1S13,625$76.34−$1.0M
2026-08-212026-08-20ACMRMcKechnie Mark See Remarks 10b5-1S30,365$77.45−$2.4M
2026-08-212026-08-20ACMRMcKechnie Mark See Remarks 10b5-1S11,209$77.89−$873k
2026-08-212026-08-20ACMRMcKechnie Mark See Remarks 10b5-1M routine30,199
2026-08-212026-08-20ACMRMcKechnie Mark See Remarks 10b5-1M routine25,000
2026-08-262026-08-12ACMRPappis Charles C DirectorA routine6,400
2026-08-262026-08-12ACMRPappis Charles C DirectorA routine728
2026-08-262026-08-12ACMRLiu Tracy DirectorA routine6,400
2026-08-262026-08-12ACMRLiu Tracy DirectorA routine728
2026-08-262026-08-12ACMRDun Haiping DirectorA routine6,400
2026-08-262026-08-12ACMRDun Haiping DirectorA routine728