LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM

Reporting ownerCIK 0001775007

Mark McKechnie

24 transactions in one company, from December 4, 2025 to August 20, 2026.

Transactions: 241 company
Bought · P: $0open market
Sold · S: $9.8Mopen market
Net: −$9.8Mnet selling

By company

Where this insider traded.

Company	Ticker	Trades	Bought	Sold
ACM Research, Inc.	ACMR	24	—	$9.8M

All transactions

24 in total, newest filings first.

Company	Ticker	Insider	Date	Code	Shares	Price	Value
ACM Research, Inc.	ACMR	Mark McKechnieOfficerDERIV	Aug 20	MPLAN	25,000	$0.00	—?
ACM Research, Inc.	ACMR	Mark McKechnieOfficerDERIV	Aug 20	MPLAN	30,199	$0.00	—?
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Aug 20	SPLAN	11,209	$77.89	$873K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Aug 20	SPLAN	30,365	$77.45	$2.4M
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Aug 20	SPLAN	13,625	$76.34	$1.0M
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Aug 20	MPLAN	25,000	$13.89	$347K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Aug 20	MPLAN	30,199	$19.49	$589K
ACM Research, Inc.	ACMR	Mark McKechnieOfficerDERIV	Mar 12	MPLAN	38,551	$0.00	—?
ACM Research, Inc.	ACMR	Mark McKechnieOfficerDERIV	Mar 12	MPLAN	60,000	$0.00	—?
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Mar 12	SPLAN	564	$46.57	$26K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Mar 12	SPLAN	29,348	$45.74	$1.3M
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Mar 12	SPLAN	8,639	$44.94	$388K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Mar 12	MPLAN	38,551	$19.49	$751K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Mar 12	SPLAN	982	$46.55	$46K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Mar 12	SPLAN	47,108	$45.74	$2.2M
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Mar 12	SPLAN	11,910	$44.89	$535K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Mar 12	MPLAN	60,000	$13.89	$833K
ACM Research, Inc.	ACMR	Mark McKechnieOfficerDERIV	Dec 8	MPLAN	22,500	$0.00	—?
ACM Research, Inc.	ACMR	Mark McKechnieOfficerDERIV	Dec 4	MPLAN	8,750	$0.00	—?
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Dec 8	SPLAN	22,500	$35.45	$798K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Dec 8	MPLAN	22,500	$25.45	$573K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Dec 4	SPLAN	996	$34.26	$34K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Dec 4	SPLAN	7,754	$33.50	$260K
ACM Research, Inc.	ACMR	Mark McKechnieOfficer	Dec 4	MPLAN	8,750	$4.55	$40K