September 8, 2025 · Form 4 insider transaction
Wang David H bought 130,000 shares of ACMR at $1.00 per share, a transaction worth $130.0K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 22 days after the transaction.
On September 8, 2025, the reporting person exercised, by net exercise, a previously issued stock option to purchase 130,000 shares of Class A Common Stock of the Issuer.