SEC CIK 1779777
Feng Lisa
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| ACMRview stock → | 50,001 | 2026-03-06 |
Position History — ACMR
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — ACMR
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-03-06 | Option exercise (derivative) | 15,000 | $0.00 | 0 |
| 2026-03-06 | Open-market sale | 200 | $46.58 | 50,001 |
| 2026-03-06 | Open-market sale | 14,800 | $46.07 | 50,201 |
| 2026-03-06 | Option exercise | 15,000 | $4.55 | 65,001 |
| 2026-03-05 | Option exercise (derivative) | 15,000 | $0.00 | 0 |
| 2026-03-05 | Open-market sale | 6,950 | $50.24 | 50,001 |
| 2026-03-05 | Open-market sale | 8,050 | $49.81 | 56,951 |
| 2026-03-05 | Option exercise | 15,000 | $4.55 | 65,001 |
| 2025-11-13 | Option exercise (derivative) | 15,000 | $0.00 | 0 |
| 2025-11-13 | Open-market sale | 15,000 | $33.77 | 50,001 |
| 2025-11-13 | Option exercise | 15,000 | $5.60 | 65,001 |
| 2025-11-12 | Option exercise (derivative) | 15,000 | $0.00 | 15,000 |
| 2025-11-12 | Open-market sale | 15,000 | $32.76 | 50,001 |
| 2025-11-12 | Option exercise | 15,000 | $5.60 | 65,001 |
| 2025-07-07 | Option exercise (derivative) | 15,000 | $0.00 | 30,000 |
| 2025-07-07 | Open-market sale | 15,000 | $28.00 | 50,001 |
| 2025-07-07 | Option exercise | 15,000 | $5.60 | 65,001 |
| 2025-06-24 | Option exercise (derivative) | 15,000 | $0.00 | 45,000 |
| 2025-06-24 | Open-market sale | 15,000 | $26.00 | 50,001 |
| 2025-06-24 | Option exercise | 15,000 | $5.60 | 65,001 |
| 2024-02-28 | Option exercise (derivative) | 7,500 | $0.00 | 60,000 |
| 2024-02-28 | Option exercise | 7,500 | $5.60 | 57,501 |
| 2024-02-28 | Open-market sale | 7,500 | $25.20 | 50,001 |
| 2023-12-26 | Option exercise (derivative) | 7,500 | $0.00 | 67,500 |
| 2023-12-26 | Open-market sale | 7,500 | $20.00 | 50,001 |
| 2023-12-26 | Option exercise | 7,500 | $5.60 | 57,501 |
| 2023-08-10 | Grant / award (derivative) | 100,000 | $0.00 | 100,000 |
| 2023-08-10 | Grant / award (derivative) | 100,000 | $0.00 | 100,000 |
| 2023-07-03 | Option exercise (derivative) | 22,500 | $0.00 | 0 |
| 2023-07-03 | Open-market sale | 22,500 | $15.00 | 50,001 |
| 2023-07-03 | Option exercise | 22,500 | $1.77 | 72,501 |
| 2023-03-09 | Option exercise (derivative) | 22,500 | $0.00 | 0 |
| 2023-03-09 | Option exercise | 22,500 | $1.77 | 72,501 |
| 2023-03-09 | Open-market sale | 9,546 | $12.33 | 60,255 |
| 2023-03-09 | Open-market sale | 2,700 | $12.21 | 69,801 |
| 2023-03-09 | Open-market sale | 1,110 | $12.55 | 50,001 |
| 2023-03-09 | Open-market sale | 9,144 | $12.44 | 51,111 |
| 2022-12-31 | Grant / award (derivative) | 22,500 | $0.00 | 22,500 |
| 2021-11-03 | Option exercise (derivative) | 2,437 | $0.00 | 0 |
| 2021-11-03 | Option exercise | 2,437 | $5.60 | 16,667 |
| 2021-02-26 | Option exercise (derivative) | 3,470 | $0.00 | 2,437 |
| 2021-02-26 | Option exercise | 3,470 | $5.60 | 14,230 |
| 2020-09-16 | Option exercise (derivative) | 15,000 | $0.00 | 15,000 |
| 2020-09-16 | Option exercise | 15,000 | $5.31 | 25,760 |
| 2020-09-16 | Open-market sale | 15,000 | $72.30 | 10,760 |
| 2020-04-28 | Grant / award (derivative) | 10,000 | $0.00 | 10,000 |
| 2020-03-18 | Option exercise (derivative) | 3,817 | $0.00 | 5,907 |
| 2020-03-18 | Option exercise | 3,817 | $5.60 | 10,760 |
| 2019-11-04 | Grant / award (derivative) | 10,000 | $0.00 | 10,000 |
| 2019-06-06 | — | — | — | 6,943 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.