Fuping Chen

Fuping Chen: See remarks at ACM Research. What Fuping Chen holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.

ACM Research (ACMR)

Fuping Chen holds 0 ACM Research shares (0.00% of the company), worth about $0.00 at the last price, according to the Form 4 of Dec 3, 2025.

• Options: 30,000 (0.04%), $2.1M — The right to buy 30,000 shares at $28.42 each, until 2030. Not bought yet.
• Options: 21,165 (0.03%), $1.5M — The right to buy 21,165 shares at $1.77 each, until 2028. Not bought yet.

Declarations

• ACM Research (ACMR) — Form 4 of Dec 3, 2025 (See remarks): option exercise or conversion of 100,000 at $1.77; open-market sale of 100,000 at $33.20; 0 shares after 0001140361-25-044360
• ACM Research (ACMR) — Form 4 of Sep 21, 2024 (See remarks) 0001140361-24-041747

Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.

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