Sotheara Cheav

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

CIK: 1680062

Total trades

Buys

Sells

Jun 4, 2026

Last trade

Date	Stock	Type	Shares	Value
Jun 4, 2026	ACMRACM Research, Inc.	Sell	1,300	$109K
Jun 4, 2026	ACMRACM Research, Inc.	Option	5,399	$75K
Jun 4, 2026	ACMRACM Research, Inc.	Option	13,351	$185K
Jun 4, 2026	ACMRACM Research, Inc.	Sell	1,647	$141K
Jun 4, 2026	ACMRACM Research, Inc.	Sell	400	$34K
Jun 4, 2026	ACMRACM Research, Inc.	Sell	968	$80K
Jun 4, 2026	ACMRACM Research, Inc.	Sell	2,384	$195K
Jun 4, 2026	ACMRACM Research, Inc.	Sell	2,839	$244K
Jun 4, 2026	ACMRACM Research, Inc.	Sell	9,212	$784K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	5,843	$540K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	4,300	$377K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	6,295	$560K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	32,450	$2.9M
Jun 3, 2026	ACMRACM Research, Inc.	Sell	9,925	$901K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	1,187	$110K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	2,060	$173K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	17,543	$1.5M
Jun 3, 2026	ACMRACM Research, Inc.	Sell	10,992	$946K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	8,581	$748K
Jun 3, 2026	ACMRACM Research, Inc.	Sell	826	$73K
Jun 3, 2026	ACMRACM Research, Inc.	Option	60,000	$60K
Jun 3, 2026	ACMRACM Research, Inc.	Option	40,002	$40K
May 19, 2026	ACMRACM Research, Inc.	Sell	1,858	$125K
May 19, 2026	ACMRACM Research, Inc.	Option	5,000	$28K
May 19, 2026	ACMRACM Research, Inc.	Sell	1,333	$85K
May 19, 2026	ACMRACM Research, Inc.	Sell	500	$33K
May 19, 2026	ACMRACM Research, Inc.	Sell	1,309	$88K
Apr 17, 2026	ACMRACM Research, Inc.	Option	5,000	$146K
Apr 17, 2026	ACMRACM Research, Inc.	Sell	5,000	$260K
Dec 26, 2023	ACMRACM Research, Inc.	Option	10,000	$56K
Dec 26, 2023	ACMRACM Research, Inc.	Sell	10,000	$200K
Dec 26, 2023	ACMRACM Research, Inc.	Option	7,500	$42K
Dec 26, 2023	ACMRACM Research, Inc.	Sell	7,500	$150K
Dec 28, 2022	ACMRACM Research, Inc.	Buy	22,500	–
Dec 30, 2020	ACMRACM Research, Inc.	Sell	32,486	$2.5M