AMBA insider transaction filings
AMBARELLA INC — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-10. Screen AMBA transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-10 | 4 | Chen Yun-Lung — VP, Business Dev. & Marketing | Sale (S): 5,958 @ $78.66 | EDGAR |
| 2026-07-02 | 4 | Ju Chi-Hong — Senior VP, Systems & GM | Sale (S): 10,000 @ $88.84 | EDGAR |
| 2026-07-02 | 4 | Wang Feng-Ming — CEO, Director | Sale (S): 16,250 @ $90.08 | EDGAR |
| 2026-06-30 | 4 | PAISLEY CHRISTOPHER B — Director | Sale (S): 250 @ $62.01 | EDGAR |
| 2026-06-18 | 4 | Young John Alexander — CFO | Sale (S): 3,186 @ $67.87 · Sale (S): 1,847 @ $66.98 | EDGAR |
| 2026-06-18 | 4 | Lee Chan W — Chief Operations Officer | Sale (S): 2,951 @ $67.87 | EDGAR |
| 2026-06-18 | 4 | Ju Chi-Hong — Senior VP, Systems & GM | Sale (S): 2,017 @ $67.87 | EDGAR |
| 2026-06-18 | 4 | Wang Feng-Ming — CEO, Director | Sale (S): 6,204 @ $67.87 · Gift (G): 10,000 @ $0 | EDGAR |
| 2026-06-16 | 4 | Chen Yun-Lung — VP, Business Development and | Sale (S): 9,856 @ $67.06 | EDGAR |
| 2026-05-28 | 4 | Young John Alexander — CFO | Option exercise (M): 400 @ $55.80 · Sale (S): 400 @ $96 · Option exercise (M): 400 (derivative) @ $0 | EDGAR |
| 2026-05-28 | 4 | Wang Feng-Ming — CEO, Director | Sale (S): 17,285 @ $90.38 · Sale (S): 6,065 @ $91.23 · Sale (S): 9,150 @ $92.05 | EDGAR |
| 2026-04-22 | 4 | Young John Alexander — CFO | Sale (S): 1,971 @ $60 | EDGAR |
| 2026-03-19 | 4 | Young John Alexander — CFO | 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 |
| 2026-03-19 | 4 | Chen Yun-Lung — VP, Business Development and M | Option exercise (M): 4,651 · Grant/award (A): 2,849 @ $0 · Option exercise (M): 4,651 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Lee Chan W — Chief Operations Officer | 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 |
| 2026-03-19 | 4 | Ju Chi-Hong — Senior VP, Systems & GM, Asia | Option exercise (M): 9,553 · Sale (S): 4,729 @ $52.77 · Grant/award (A): 5,930 @ $0 · Sale (S): 2,155 @ $54.14 · Option exercise (M): 9,553 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Wang Feng-Ming — CEO, Director | Option exercise (M): 27,598 · Sale (S): 18,976 @ $52.77 · Grant/award (A): 15,686 @ $0 · Sale (S): 8,083 @ $54.14 · Option exercise (M): 27,598 (derivative) @ $0 | EDGAR |
| 2026-03-04 | 4 | Young John Alexander — CFO | Grant/award (A): 15,201 @ $0 · Grant/award (A): 15,201 (derivative) @ $0 | EDGAR |
| 2026-03-04 | 4 | Chen Yun-Lung — VP, Business Development and M | Grant/award (A): 7,220 @ $0 · Grant/award (A): 7,220 (derivative) @ $0 | EDGAR |
| 2026-03-04 | 4 | Lee Chan W — Chief Operations Officer | Grant/award (A): 24,701 @ $0 · Grant/award (A): 24,701 (derivative) @ $0 | EDGAR |
| 2026-03-04 | 4 | Ju Chi-Hong — Senior VP, Systems & GM, Asia | Grant/award (A): 17,329 @ $0 · Grant/award (A): 17,329 (derivative) @ $0 | EDGAR |
| 2026-03-04 | 4 | Wang Feng-Ming — CEO, Director | Option exercise (M): 50,000 @ $41.36 · Sale (S): 1,000 @ $56.83 · Sale (S): 1,900 @ $58.77 · Sale (S): 2,600 @ $59.53 · Sale (S): 32,460 @ $60.91 · Sale (S): 12,040 @ $61.42 · +3 more | EDGAR |
| 2026-03-04 | 4 | Bryant Gregory M — Director | Grant/award (A): 2,457 @ $0 | EDGAR |
| 2026-01-23 | 4/A | Ju Chi-Hong — Senior VP, Systems & GM, Asia | Sale (S): 7,945 @ $70.25 | EDGAR |
| 2026-01-07 | 4 | Ju Chi-Hong — Senior VP, Systems & GM, Asia | Sale (S): 7,728 @ $75.58 | EDGAR |
| 2025-12-31 | 4 | Ju Chi-Hong — Senior VP, Systems & GM, Asia | Sale (S): 3,765 @ $70.32 | EDGAR |
| 2025-12-29 | 4 | PAISLEY CHRISTOPHER B — Director | Sale (S): 500 @ $72.18 | EDGAR |
| 2025-12-19 | 4 | Young John Alexander — CFO | Sale (S): 2,579 @ $71.82 · Sale (S): 3,791 @ $72.96 | EDGAR |
| 2025-12-19 | 4 | Lee Chan W — Chief Operations Officer | Sale (S): 2,406 @ $71.82 | EDGAR |
| 2025-12-19 | 4 | Ju Chi-Hong — Senior VP, Systems & GM, Asia | Sale (S): 1,342 @ $71.82 | EDGAR |
| 2025-12-19 | 4 | Wang Feng-Ming — CEO, Director | Sale (S): 4,950 @ $71.82 · Gift (G): 15,000 @ $0 | EDGAR |
| 2025-12-18 | 4 | Schwarting Elizabeth M — Director | Sale (S): 624 @ $72.38 | EDGAR |
| 2025-12-17 | 4 | RICHARDSON DAVID JEFFREY — Director | Gift (G): 2,531 @ $0 · Gift (G): 2,531 @ $0 | EDGAR |
| 2025-10-15 | 4 | Ju Chi-Hong — Senior VP, Systems & GM, Asia | Sale (S): 5,057 @ $81.29 · Sale (S): 6,156 @ $80.96 | EDGAR |
| 2025-10-08 | 4 | Schwarting Elizabeth M — Director | Sale (S): 2,664 @ $85.38 | EDGAR |
| 2025-09-19 | 4 | Young John Alexander — CFO | Sale (S): 2,566 @ $79.43 | EDGAR |
| 2025-09-19 | 4 | Lee Chan W — Chief Operating Officer | Sale (S): 1,947 @ $79.43 | EDGAR |
| 2025-09-19 | 4 | Kohn Leslie — Chief Technology Officer, Director | Sale (S): 2,249 @ $79.43 | EDGAR |
| 2025-09-19 | 4 | Ju Chi-Hong — Sr. Vice President, Systems | Sale (S): 1,168 @ $79.43 | EDGAR |
| 2025-09-19 | 4 | Wang Feng-Ming — CEO, Director | Sale (S): 4,928 @ $79.43 | EDGAR |
| 2025-09-12 | 4 | Chen Yun-Lung — VP, Business Development | Sale (S): 8,492 @ $84.42 | EDGAR |
| 2025-09-04 | 4 | Breithaupt Chantelle Yvette — Director | Grant/award (A): 2,498 @ $0 | EDGAR |
| 2025-09-04 | 4 | Schwarting Elizabeth M — Director | Grant/award (A): 2,498 @ $0 | EDGAR |
| 2025-09-04 | 4 | Hon Hsiao-Wuen — Director | Grant/award (A): 2,498 @ $0 | EDGAR |
| 2025-09-04 | 4 | RICHARDSON DAVID JEFFREY — Director | Grant/award (A): 2,498 @ $0 | EDGAR |
| 2025-09-04 | 4 | Hu Chenming — Director | Grant/award (A): 2,498 @ $0 | EDGAR |
| 2025-09-04 | 4 | PAISLEY CHRISTOPHER B — Director | Grant/award (A): 2,498 @ $0 | EDGAR |
| 2025-06-27 | 4 | PAISLEY CHRISTOPHER B — Director | Sale (S): 1,000 @ $62.58 | EDGAR |
| 2025-06-20 | 4 | Young John Alexander — CFO | Sale (S): 2,435 @ $52.26 | EDGAR |
| 2025-06-20 | 4 | Day Christopher — VP, Marketing | Sale (S): 342 @ $52.26 | EDGAR |
Recent 8-K events — AMBARELLA INC
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-07-01 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-28 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-27 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-02-26 | 8-K | 2.02 — Results of Operations and Financial Condition 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-25 | 8-K | 2.02 — Results of Operations and Financial Condition 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-28 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-06-06 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2025-05-29 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-04-04 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2025-02-28 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
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