Chen Fuping — SEC Form 4 filings
SEC reporting owner CIK 1729184. 2 Form 4 filings on record with FilingPulse; latest filed 2025-12-04.
Transaction summary — filings shown
Covers all 2 filings on record, filed 2024-09-24 to 2025-12-04. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 3 legs across 1 filing — 120,000 shares, $3,981,156 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 5.
- Largest priced transaction: sale of 100,000 shares @ $33.20 ($3,320,000) in ACM Research, Inc., filed 2025-12-04.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| ACM Research, Inc. (ACMR) | See remarks | 2 | — | 3 legs · 120,000 sh · $3,981,156 | 5 |
Form 4 filings — Chen Fuping
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-12-04 | 4 | ACM Research, Inc. (ACMR) | Option exercise (M): 100,000 @ $1.77 · Sale (S): 100,000 @ $33.20 · Option exercise (M): 20,000 @ $1.77 · Sale (S): 19,700 @ $33.05 · Sale (S): 300 @ $33.57 · Option exercise (M): 100,000 (derivative) @ $0 · +1 more | EDGAR |
| 2024-09-24 | 4 | ACM Research, Inc. (ACMR) | Grant/award (A): 30,000 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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