AlphaYouDH
Insider selling
David H Wang sold $10.6M of ACM Research, Inc. (ACMR) stock
David H Wang sold 140,000 shares of ACMR stock worth $10.6M, per an SEC Form 4 filed Sep 10, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Sep 8, 2026, 2 days before it was made public.
ACMR has moved -1.4% since the trade date, from $76.91 to $75.80 (Sep 22, 2026 close).
- Traded
- Sep 8, 2026
- Disclosed
- Sep 10, 2026
- Filing delay
- 2 days
- Price since
- -1.4%
- Source
- SEC Form 4
More ACMR insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.