Lee Chan W — SEC Form 4 filings
SEC reporting owner CIK 1882825. 19 Form 4 filings on record with FilingPulse; latest filed 2026-09-18.
Transaction summary — filings shown
Covers all 19 filings on record, filed 2024-03-04 to 2026-09-18. 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): 24 legs across 17 filings — 41,943 shares, $2,669,348 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 11.
- Largest priced transaction: sale of 6,729 shares @ $52.77 ($355,089) in AMBARELLA INC, filed 2026-03-19.
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 |
|---|---|---|---|---|---|
| AMBARELLA INC (AMBA) | Chief Operations Officer | 19 | — | 24 legs · 41,943 sh · $2,669,348 | 11 |
Form 4 filings — Lee Chan W
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-18 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,893 @ $64.83 | EDGAR |
| 2026-06-18 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,951 @ $67.87 | EDGAR |
| 2026-03-19 | 4 | AMBARELLA INC (AMBA) | Option exercise (M): 13,678 · Sale (S): 6,729 @ $52.77 · Grant/award (A): 7,320 @ $0 · Sale (S): 3,641 @ $54.14 · Option exercise (M): 13,678 (derivative) @ $0 | EDGAR |
| 2026-03-04 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 24,701 @ $0 · Grant/award (A): 24,701 (derivative) @ $0 | EDGAR |
| 2025-12-19 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,406 @ $71.82 | EDGAR |
| 2025-09-19 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,947 @ $79.43 | EDGAR |
| 2025-06-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,601 @ $52.26 | EDGAR |
| 2025-03-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,468 @ $55.02 | EDGAR |
| 2025-03-07 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 18,256 @ $0 · Grant/award (A): 5,465 @ $0 · Sale (S): 2,108 @ $55.11 · Grant/award (A): 18,256 (derivative) @ $0 | EDGAR |
| 2025-01-17 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,000 @ $75.90 · Sale (S): 1,000 @ $77.21 | EDGAR |
| 2025-01-14 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,000 @ $74.12 · Sale (S): 1,000 @ $73.50 · Sale (S): 1,000 @ $75.68 | EDGAR |
| 2025-01-08 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,000 @ $79.15 · Sale (S): 1,000 @ $78.73 · Sale (S): 1,000 @ $73.48 | EDGAR |
| 2025-01-03 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,000 @ $73.32 · Sale (S): 1,000 @ $75.06 | EDGAR |
| 2024-12-18 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,488 @ $75.41 | EDGAR |
| 2024-09-19 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,490 @ $53.54 | EDGAR |
| 2024-06-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,504 @ $55.48 | EDGAR |
| 2024-03-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,075 @ $49.27 | EDGAR |
| 2024-03-11 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 1,545 @ $0 · Sale (S): 642 @ $57.16 | EDGAR |
| 2024-03-04 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 22,764 @ $0 · Grant/award (A): 22,764 (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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