ACM Research, Inc. (ACMR) Insider Trading -- Recent Executive & Director Transactions

10 insiders reported 132 Form 4 transactions for ACM Research, Inc. (ACMR) over the past 18 months (most recent 2026-06-05). Recent activity: Cheav Sotheara (See remarks) Buy 13,351 shares, Wang David H (See Remarks) Sell 826 shares, Cheav Sotheara (See remarks) Sell 1,300 shares, Wang David H (See Remarks) Sell 4,300 shares, Cheav Sotheara (See remarks) Sell 9,212 shares. Source: SEC Form 4.

DateInsiderTitleTypeSharesValue
2026-06-05Cheav SothearaSee remarksBuy13,351$185,445
2026-06-05Wang David HSee RemarksSell826$72,614
2026-06-05Cheav SothearaSee remarksSell1,300$109,304
2026-06-05Wang David HSee RemarksSell4,300$376,551
2026-06-05Cheav SothearaSee remarksSell9,212$784,033
2026-06-05Wang David HSee RemarksSell6,295$560,129
2026-06-05Cheav SothearaSee remarksSell2,839$243,501
2026-06-05Wang David HSee RemarksBuy60,000$60,000
2026-06-05Cheav SothearaSee remarksBuy5,399$74,992
2026-06-05Wang David HSee RemarksSell9,925$900,992
2026-06-05Cheav SothearaSee remarksSell2,384$194,844
2026-06-05Wang David HSee RemarksSell5,843$539,776
2026-06-05Cheav SothearaSee remarksSell968$79,966
2026-06-05Wang David HSee RemarksSell1,187$110,438
2026-06-05Cheav SothearaSee remarksSell400$33,604
2026-06-05Wang David HSee RemarksBuy40,002$40,002
2026-06-05Cheav SothearaSee remarksSell1,647$140,670
2026-06-05Wang David HSee RemarksSell2,060$172,752
2026-06-05Wang David HSee RemarksSell17,543$1.5M
2026-06-05Wang David HSee RemarksSell10,992$946,081
2026-06-05Wang David HSee RemarksSell8,581$747,663
2026-06-05Wang David HSee RemarksSell32,450$2.9M
2026-05-21Dun HaipingDirectorBuy5,000$28,000
2026-05-21Dun HaipingDirectorSell1,333$85,099
2026-05-21Dun HaipingDirectorSell500$32,545

Source: SEC Form 4 filings · as of 2026-06-05