Day Christopher — SEC Form 4 filings
SEC reporting owner CIK 1558685. 14 Form 4 filings on record with FilingPulse; latest filed 2025-06-20.
Transaction summary — filings shown
Covers all 14 filings on record, filed 2024-03-04 to 2025-06-20. 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): 14 legs across 13 filings — 11,591 shares, $731,376 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 4.
- Largest priced transaction: sale of 2,904 shares @ $58.00 ($168,432) in AMBARELLA INC, filed 2024-10-04.
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) | VP, Marketing | 14 | — | 14 legs · 11,591 sh · $731,376 | 4 |
Form 4 filings — Day Christopher
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-06-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 342 @ $52.26 | EDGAR |
| 2025-03-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 479 @ $55.02 | EDGAR |
| 2025-03-07 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 1,990 @ $0 · Sale (S): 834 @ $55.11 | EDGAR |
| 2025-01-07 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,247 @ $78.10 | EDGAR |
| 2024-12-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 81 @ $75.41 · Sale (S): 848 @ $75.40 | EDGAR |
| 2024-12-18 | 4 | AMBARELLA INC (AMBA) | Sale (S): 482 @ $75.41 | EDGAR |
| 2024-12-03 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,278 @ $71.61 | EDGAR |
| 2024-10-04 | 4 | AMBARELLA INC (AMBA) | Sale (S): 2,904 @ $58 | EDGAR |
| 2024-09-19 | 4 | AMBARELLA INC (AMBA) | Sale (S): 483 @ $53.54 | EDGAR |
| 2024-07-10 | 4 | AMBARELLA INC (AMBA) | Sale (S): 1,408 @ $61.66 | EDGAR |
| 2024-06-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 487 @ $55.48 | EDGAR |
| 2024-03-20 | 4 | AMBARELLA INC (AMBA) | Sale (S): 416 @ $49.27 | EDGAR |
| 2024-03-11 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 726 @ $0 · Sale (S): 302 @ $57.16 | EDGAR |
| 2024-03-04 | 4 | AMBARELLA INC (AMBA) | Grant/award (A): 7,284 @ $0 · Grant/award (A): 7,284 (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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