Liu Tracy bought ACMR
March 10, 2026 · Form 4 insider transaction
Liu Tracy bought 45,000 shares of ACM Research, Inc. at $1.00 per share, a transaction worth $45.0K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Acquired (buy-side)
Shares
45,000
Price
$1.00
Total value
$45.0K
InsiderLiu Tracy
RoleDirector
CompanyACM Research, Inc. (ACMR)
SecurityClass A Common Stock
Transaction codeM: Option exercise
Transaction dateMarch 10, 2026
Filing dateMarch 12, 2026
Shares owned after155,772
OwnershipDirect
10b5-1 planNo
AmendedNo