Feng Lisa
Officer · ACMR
As of 2026-09-16, Feng Lisa has 20 Form 4 transactions on record across 1 company — 14 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-03-06 | ACMR | Sale | 14,800 @ $46.07 | $682K | −22.8% of holding | 50,201 | Form 4 |
| 2026-03-06 | ACMR | Sale | 200 @ $46.58 | $9K | −0.4% of holding | 50,001 | Form 4 |
| 2026-03-05 | ACMR | Sale | 8,050 @ $49.81 | $401K | −12.4% of holding | 56,951 | Form 4 |
| 2026-03-05 | ACMR | Sale | 6,950 @ $50.24 | $349K | −12.2% of holding | 50,001 | Form 4 |
| 2025-11-13 | ACMR | Sale | 15,000 @ $33.77 | $507K | −23.1% of holding | 50,001 | Form 4 |
| 2025-11-12 | ACMR | Sale | 15,000 @ $32.76 | $491K | −23.1% of holding | 50,001 | Form 4 |
| 2025-07-07 | ACMR | Sale | 15,000 @ $28.00 | $420K | −23.1% of holding | 50,001 | Form 4 |
| 2025-06-24 | ACMR | Sale | 15,000 @ $26.00 | $390K | −23.1% of holding | 50,001 | Form 4 |
12 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-03-06 | ACMR | Option exercise | 15,000 | 65,001 | Form 4 |
| 2026-03-06 | ACMR | Option exercise | 15,000 | 0 | Form 4 |
| 2026-03-05 | ACMR | Option exercise | 15,000 | 65,001 | Form 4 |
| 2026-03-05 | ACMR | Option exercise | 15,000 | 0 | Form 4 |
| 2025-11-13 | ACMR | Option exercise | 15,000 | 65,001 | Form 4 |
| 2025-11-13 | ACMR | Option exercise | 15,000 | 0 | Form 4 |
| 2025-11-12 | ACMR | Option exercise | 15,000 | 65,001 | Form 4 |
| 2025-11-12 | ACMR | Option exercise | 15,000 | 15,000 | Form 4 |
| 2025-07-07 | ACMR | Option exercise | 15,000 | 65,001 | Form 4 |
| 2025-07-07 | ACMR | Option exercise | 15,000 | 30,000 | Form 4 |
| 2025-06-24 | ACMR | Option exercise | 15,000 | 65,001 | Form 4 |
| 2025-06-24 | ACMR | Option exercise | 15,000 | 45,000 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.