Wang David H's Form 4 filing
ACM Research, Inc. (ACMR) · filed Sep 5, 2025
- Accession no.
- 0001140361-25-034208
- Filed
- Sep 5, 2025
- Trade date
- Sep 3-4, 2025
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 5 non-derivative transactions and 2 derivative transactions. Open-market sales total $3.46M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Wang David HCIK 0001721580 | Director, Officer (See Remarks), 10% Owner |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 2025 | Class A Common Stock | MOption exerciseAcquired | +70,000 | $1.00 | +$70,000 | 742,708 | Direct | |
| Sep 3, 2025 | Class A Common Stock | SSaleDisposed | −66,057 | $26.73 | −$1,765,703.61 | 676,651 | Direct | |
| Sep 3, 2025 | Class A Common Stock | SSaleDisposed | −3,943 | $27.31 | −$107,683.33 | 672,708 | Direct | |
| Sep 4, 2025 | Class A Common Stock | MOption exerciseAcquired | +60,000 | $1.00 | +$60,000 | 732,708 | Direct | |
| Sep 4, 2025 | Class A Common Stock | SSaleDisposed | −60,000 | $26.44 | −$1,586,400 | 672,708 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 2025 | Class A Common Stock | MOption exerciseDisposed | −70,000 | $0.00 | $0 | 800,002 | Direct | |
| Sep 4, 2025 | Class A Common Stock | MOption exerciseDisposed | −60,000 | $0.00 | $0 | 740,002 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.