Young John Alexander — SEC Form 4 filings
SEC reporting owner CIK 2009866. 17 Form 4 filings on record with FilingPulse; latest filed 2026-09-18.
Transaction summary — filings shown
Covers all 17 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): 18 legs across 15 filings — 42,964 shares, $2,672,301 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 13.
- Largest priced transaction: sale of 3,791 shares @ $72.96 ($276,591) in AMBARELLA INC, filed 2025-12-19.
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) | CFO | 17 | — | 18 legs · 42,964 sh · $2,672,301 | 13 |
Form 4 filings — Young John Alexander
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-18 | 4 | AMBARELLA INC (AMBA) | Sale (S): 3,126 @ $64.83 | EDGAR |
| 2026-06-18 | 4 | AMBARELLA INC (AMBA) | Sale (S): 3,186 @ $67.87 · Sale (S): 1,847 @ $66.98 | EDGAR |
| 2026-05-28 | 4 | AMBARELLA INC (AMBA) | Option exercise (M): 400 @ $55.80 · Sale (S): 400 @ $96 · Option exercise (M): 400 (derivative) @ $0 | EDGAR |
| 2026-04-22 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,971 @ $60 | EDGAR |
| 2026-03-19 | 4 | AMBARELLA INC (AMBA) | Option exercise (M): 3,556 · Sale (S): 4,577 @ $52.77 · Grant/award (A): 5,560 @ $0 · Sale (S): 3,038 @ $54.14 · Option exercise (M): 3,556 (derivative) @ $0 | EDGAR |
| 2026-03-04 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 15,201 @ $0 · Grant/award (A): 15,201 (derivative) @ $0 | EDGAR |
| 2025-12-19 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,579 @ $71.82 · Sale (S): 3,791 @ $72.96 | EDGAR |
| 2025-09-19 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,566 @ $79.43 | EDGAR |
| 2025-06-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,435 @ $52.26 | EDGAR |
| 2025-03-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,103 @ $55.02 | EDGAR |
| 2025-03-07 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 12,388 @ $0 · Grant/award (A): 4,637 @ $0 · Sale (S): 2,663 @ $55.11 · Grant/award (A): 12,388 (derivative) @ $0 | EDGAR |
| 2024-12-18 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,136 @ $75.41 | EDGAR |
| 2024-09-19 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,139 @ $53.54 | EDGAR |
| 2024-06-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,157 @ $55.48 | EDGAR |
| 2024-03-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,546 @ $49.27 | EDGAR |
| 2024-03-11 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 1,176 @ $0 · Sale (S): 704 @ $57.16 | EDGAR |
| 2024-03-04 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 16,845 @ $0 · Grant/award (A): 16,845 (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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