Charles C. Pappis

Insider Reports History

Location
Santa Clara, CA
Signature
/s/ Mark McKechnie, Attorney-in-Fact for Charles Pappis
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Charles C. Pappis:

Company Role Class Num Shares Value Price $ Report Date Ownership
ACM Research, Inc. Director Class A Common Stock 0 $0 $50.09 05 Mar 2026 Direct
ACM Research, Inc. Director Stock Option 5,000 05 Mar 2026 Direct

Insider Reports Filed by Charles C. Pappis

Symbol Company Period Transactions Value $ Form Type Role Filing Time
ACMR ACM Research, Inc. 05 Mar 2026 3 -$250,450 4 Director 09 Mar 2026, 16:30
ACMR ACM Research, Inc. 12 Aug 2025 1 $0 4 Director 14 Aug 2025, 16:30
ACMR ACM Research, Inc. 15 Mar 2025 1 $0 4 Director 21 May 2025, 21:32
ACMR ACM Research, Inc. 15 Mar 2025 0 $0 3 Director 21 May 2025, 21:30