September 18, 2025 · Form 4 insider transaction
Cheav Sotheara bought 10,000 shares of ACMR at $13.89 per share, a transaction worth $138.9K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 1 day after the transaction.
On September 18, 2025, the reporting person exercised a previously issued stock option to purchase 10,000 shares of Class A Common Stock of the Issuer.