Wang David H bought ACMR
June 4, 2026 · Form 4 insider transaction
Wang David H bought 40,002 shares of ACM Research, Inc. at $1.00 per share, a transaction worth $40.0K. 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
40,002
Price
$1.00
Total value
$40.0K
InsiderWang David H
RoleOfficer, Director, 10% owner
CompanyACM Research, Inc. (ACMR)
SecurityClass A Common Stock
Transaction codeM: Option exercise
Transaction dateJune 4, 2026
Filing dateJune 5, 2026
Shares owned after842,710
OwnershipDirect
10b5-1 planNo
AmendedNo