McKechnie Mark bought ACMR

August 20, 2026 · Form 4 insider transaction

McKechnie Mark bought 25,000 shares of ACM Research, Inc. at $13.89 per share, a transaction worth $347.3K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction
Acquired (buy-side)
Shares
25,000
Price
$13.89
Total value
$347.3K
RoleOfficer
SecurityClass A Common Stock
Transaction codeM: Option exercise
Transaction dateAugust 20, 2026
Filing dateAugust 21, 2026
Shares owned after56,099
OwnershipDirect
10b5-1 planNo
AmendedNo
View the original Form 4 on SEC EDGAR