SC

Sotheara Cheav

DELAYED 1 MONTH

Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.

ACM Research, Inc.

Filings

1

Companies

1

Latest

Jun 4, 2026

Transactions

Signal

Ticker / Company

Insider

Transaction

Value

Filed

66
ACMRCLUSTER 3

ACM Research, Inc.

Sotheara Cheav

Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.

Sale

$449.1K

5,399 sh

Jun 6 1:00 AM

Jun 5, 2026

—

ACM Research, Inc.

Sotheara Cheav

Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.

Option Exercise

$75.0K

5,399 sh

Jun 6 1:00 AM

Jun 5, 2026

66
ACMRCLUSTER 3

ACM Research, Inc.

Sotheara Cheav

Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.

Sale

$1.1M

13,351 sh

Jun 6 1:00 AM

Jun 4, 2026

—

ACM Research, Inc.

Sotheara Cheav

Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.

Option Exercise

$185.4K

13,351 sh

Jun 6 1:00 AM

Jun 4, 2026