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Feng Lisa

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to Feng Lisa. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

ACMR
Company Title Type Shares Price Value Date
ACMR See remarks Sale 15,000 $33.77 $506,550 Nov 13, 2025
ACMR See remarks Sale 15,000 $28.00 $420,000 Jul 7, 2025
ACMR See remarks Option Exercise 15,000 $5.60 $84,000 Jun 24, 2025
ACMR See remarks Option Exercise 7,500 $5.60 $42,000 Feb 28, 2024
ACMR See remarks Sale 7,500 $20.00 $150,000 Dec 26, 2023
ACMR See remarks Sale 22,500 $15.00 $337,500 Jul 3, 2023
ACMR See remarks Option Exercise 22,500 $1.77 $39,825 Mar 9, 2023
ACMR See remarks Option Exercise 2,437 $5.60 $13,647 Nov 3, 2021
ACMR See remarks Option Exercise 3,470 $5.60 $19,432 Feb 26, 2021
ACMR See remarks Option Exercise 15,000 $5.31 $79,650 Sep 16, 2020
ACMR See remarks Option Exercise 3,817 $5.60 $21,375 Mar 18, 2020