AMBA · Ambarella Inc. Ordinary Shares
View on chartInsiders & Stakes
| Leslie Kohn Chief Technology Officer | ▼ Sell | Open Market | 977,428 Shares held | 9/17/2025 | View profile |
| Feng-Ming Wang CEO | ▼ Sell | Open Market | 773,607 Shares held | 7/1/2026 | View profile |
| Chan W. Lee Chief Operating Officer | ▼ Sell | Open Market | 157,098 Shares held | 6/17/2026 | View profile |
| Chi-Hong Ju Sr. Vice President, Systems | ▼ Sell | Open Market | 155,924 Shares held | 7/1/2026 | View profile |
| John Alexander Young CFO | ▼ Sell | Open Market | 112,590 Shares held | 6/17/2026 | View profile |
| VERHALEN ANDREW W Director | ▲ Buy | Grant | 83,734 Shares held | 8/31/2023 | View profile |
| Brian C. White CFO | ▼ Sell | Open Market | 74,140 Shares held | 12/19/2023 | View profile |
| EICHLER KEVIN C CFO | ▼ Sell | Open Market | 73,259 Shares held | 3/16/2022 | View profile |
| Yun-Lung Chen VP, Business Development | ▼ Sell | Open Market | 60,557 Shares held | 7/9/2026 | View profile |
| Christopher B. Paisley Director | ▼ Sell | Open Market | 41,029 Shares held | 6/26/2026 | View profile |
| Hon Hsiao-Wuen Director | ▲ Buy | Grant | 30,776 Shares held | 9/2/2025 | View profile |
| Hu Chenming Director | ▲ Buy | Grant | 29,516 Shares held | 9/2/2025 | View profile |
| David Jeffrey Richardson Director | ▼ Sell | Gift | 25,812 Shares held | 12/15/2025 | View profile |
| Day Christopher VP, Marketing | ▼ Sell | Open Market | 15,099 Shares held | 6/17/2025 | View profile |
| De Greef-Safft Anne Director | ▲ Buy | Grant | 10,772 Shares held | 8/29/2024 | View profile |
| Elizabeth M. Schwarting Director | ▼ Sell | Open Market | 6,690 Shares held | 12/16/2025 | View profile |
| Meng Teresa H Director | ▲ Buy | Option Exercise | 6,606 Shares held | 3/16/2022 | View profile |
| Chantelle Yvette Breithaupt Senior Vice President, CFO | ▲ Buy | Grant | 4,940 Shares held | 9/2/2025 | View profile |
| Gregory M. Bryant Executive Vice President | ▲ Buy | Grant | 2,457 Shares held | 3/2/2026 | View profile |
Transaction History
| Yun-Lung Chen | ▼ Sell | Open Market | 5,958 | $469K | 7/9/2026 |
| Chi-Hong Ju | ▼ Sell | Open Market | 10,000 | $888K | 7/1/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 16,250 | $1.5M | 7/1/2026 |
| Christopher B. Paisley | ▼ Sell | Open Market | 250 | $16K | 6/26/2026 |
| Feng-Ming Wang | ▼ Sell | Gift | 10,000 | $0 | 6/17/2026 |
| John Alexander Young | ▼ Sell | Open Market | 3,186 | $216K | 6/17/2026 |
| John Alexander Young | ▼ Sell | Open Market | 1,847 | $124K | 6/17/2026 |
| Chan W. Lee | ▼ Sell | Open Market | 2,951 | $200K | 6/17/2026 |
| Chi-Hong Ju | ▼ Sell | Open Market | 2,017 | $137K | 6/17/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 6,204 | $421K | 6/17/2026 |
| Yun-Lung Chen | ▼ Sell | Open Market | 9,856 | $661K | 6/12/2026 |
| John Alexander Young | ▲ Buy | Option Exercise | 400 | $22K | 5/26/2026 |
| John Alexander Young | ▼ Sell | Open Market | 400 | $38K | 5/26/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 17,285 | $1.6M | 5/26/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 6,065 | $553K | 5/26/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 9,150 | $842K | 5/26/2026 |
| John Alexander Young | ▼ Sell | Open Market | 1,971 | $118K | 4/21/2026 |
| John Alexander Young | ▼ Sell | Open Market | 3,038 | $164K | 3/19/2026 |
| Chan W. Lee | ▼ Sell | Open Market | 3,641 | $197K | 3/19/2026 |
| Chi-Hong Ju | ▼ Sell | Open Market | 2,155 | $117K | 3/19/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 8,083 | $438K | 3/19/2026 |
| John Alexander Young | ▲ Buy | Grant | 5,560 | $0 | 3/18/2026 |
| Yun-Lung Chen | ▲ Buy | Grant | 2,849 | $0 | 3/18/2026 |
| Chan W. Lee | ▲ Buy | Grant | 7,320 | $0 | 3/18/2026 |
| Chi-Hong Ju | ▲ Buy | Grant | 5,930 | $0 | 3/18/2026 |
| Feng-Ming Wang | ▲ Buy | Grant | 15,686 | $0 | 3/18/2026 |
| John Alexander Young | ▲ Buy | Option Exercise | 3,556 | — | 3/17/2026 |
| John Alexander Young | ▼ Sell | Open Market | 4,577 | $242K | 3/17/2026 |
| Yun-Lung Chen | ▲ Buy | Option Exercise | 4,651 | — | 3/17/2026 |
| Chan W. Lee | ▲ Buy | Option Exercise | 13,678 | — | 3/17/2026 |
| Chan W. Lee | ▼ Sell | Open Market | 6,729 | $355K | 3/17/2026 |
| Chi-Hong Ju | ▲ Buy | Option Exercise | 9,553 | — | 3/17/2026 |
| Chi-Hong Ju | ▼ Sell | Open Market | 4,729 | $250K | 3/17/2026 |
| Feng-Ming Wang | ▲ Buy | Option Exercise | 27,598 | — | 3/17/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 18,976 | $1.0M | 3/17/2026 |
| John Alexander Young | ▲ Buy | Grant | 15,201 | $0 | 3/2/2026 |
| Yun-Lung Chen | ▲ Buy | Grant | 7,220 | $0 | 3/2/2026 |
| Chan W. Lee | ▲ Buy | Grant | 24,701 | $0 | 3/2/2026 |
| Chi-Hong Ju | ▲ Buy | Grant | 17,329 | $0 | 3/2/2026 |
| Feng-Ming Wang | ▲ Buy | Option Exercise | 50,000 | $2.1M | 3/2/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 1,000 | $57K | 3/2/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 1,900 | $112K | 3/2/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 2,600 | $155K | 3/2/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 32,460 | $2.0M | 3/2/2026 |
| Feng-Ming Wang | ▼ Sell | Open Market | 12,040 | $740K | 3/2/2026 |
| Feng-Ming Wang | ▲ Buy | Grant | 53,203 | $0 | 3/2/2026 |
| Gregory M. Bryant | ▲ Buy | Grant | 2,457 | $0 | 3/2/2026 |
| Chi-Hong Ju | ▼ Sell | Open Market | 7,728 | $584K | 1/5/2026 |
| Chi-Hong Ju | ▼ Sell | Open Market | 3,765 | $265K | 12/30/2025 |
| Christopher B. Paisley | ▼ Sell | Open Market | 500 | $36K | 12/26/2025 |
| Feng-Ming Wang | ▼ Sell | Gift | 15,000 | $0 | 12/19/2025 |
| John Alexander Young | ▼ Sell | Open Market | 3,791 | $277K | 12/18/2025 |
| John Alexander Young | ▼ Sell | Open Market | 2,579 | $185K | 12/17/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 2,406 | $173K | 12/17/2025 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,342 | $96K | 12/17/2025 |
| Feng-Ming Wang | ▼ Sell | Open Market | 4,950 | $356K | 12/17/2025 |
| Elizabeth M. Schwarting | ▼ Sell | Open Market | 624 | $45K | 12/16/2025 |
| David Jeffrey Richardson | ▼ Sell | Gift | 2,531 | $0 | 12/15/2025 |
| David Jeffrey Richardson | ▼ Sell | Gift | 2,531 | $0 | 12/15/2025 |
| Chi-Hong Ju | ▼ Sell | Open Market | 6,156 | $498K | 10/14/2025 |
| Chi-Hong Ju | ▼ Sell | Open Market | 5,057 | $411K | 10/13/2025 |
| Elizabeth M. Schwarting | ▼ Sell | Open Market | 2,664 | $227K | 10/6/2025 |
| John Alexander Young | ▼ Sell | Open Market | 2,566 | $204K | 9/17/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,947 | $155K | 9/17/2025 |
| Leslie Kohn | ▼ Sell | Open Market | 2,249 | $179K | 9/17/2025 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,168 | $93K | 9/17/2025 |
| Feng-Ming Wang | ▼ Sell | Open Market | 4,928 | $391K | 9/17/2025 |
| Yun-Lung Chen | ▼ Sell | Open Market | 8,492 | $717K | 9/10/2025 |
| Chantelle Yvette Breithaupt | ▲ Buy | Grant | 2,498 | $0 | 9/2/2025 |
| Elizabeth M. Schwarting | ▲ Buy | Grant | 2,498 | $0 | 9/2/2025 |
| Hon Hsiao-Wuen | ▲ Buy | Grant | 2,498 | $0 | 9/2/2025 |
| David Jeffrey Richardson | ▲ Buy | Grant | 2,498 | $0 | 9/2/2025 |
| Christopher B. Paisley | ▲ Buy | Grant | 2,498 | $0 | 9/2/2025 |
| Hu Chenming | ▲ Buy | Grant | 2,498 | $0 | 9/2/2025 |
| Christopher B. Paisley | ▼ Sell | Open Market | 1,000 | $63K | 6/25/2025 |
| John Alexander Young | ▼ Sell | Open Market | 2,435 | $127K | 6/17/2025 |
| Day Christopher | ▼ Sell | Open Market | 342 | $18K | 6/17/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,601 | $84K | 6/17/2025 |
| Leslie Kohn | ▼ Sell | Open Market | 1,715 | $90K | 6/17/2025 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,108 | $58K | 6/17/2025 |
| Feng-Ming Wang | ▼ Sell | Open Market | 4,677 | $244K | 6/17/2025 |
| Christopher B. Paisley | ▼ Sell | Open Market | 500 | $28K | 3/25/2025 |
| John Alexander Young | ▼ Sell | Open Market | 2,103 | $116K | 3/18/2025 |
| Day Christopher | ▼ Sell | Open Market | 479 | $26K | 3/18/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,468 | $81K | 3/18/2025 |
| Leslie Kohn | ▼ Sell | Open Market | 1,584 | $87K | 3/18/2025 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,034 | $57K | 3/18/2025 |
| Feng-Ming Wang | ▼ Sell | Open Market | 3,194 | $176K | 3/18/2025 |
| Elizabeth M. Schwarting | ▼ Sell | Other | 422 | $24K | 3/17/2025 |
| John Alexander Young | ▼ Sell | Open Market | 2,663 | $147K | 3/6/2025 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,859 | $102K | 3/6/2025 |
| Feng-Ming Wang | ▼ Sell | Open Market | 4,104 | $226K | 3/6/2025 |
| Day Christopher | ▼ Sell | Open Market | 834 | $46K | 3/6/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 2,108 | $116K | 3/6/2025 |
| Leslie Kohn | ▼ Sell | Open Market | 2,316 | $128K | 3/6/2025 |
| Chi-Hong Ju | ▲ Buy | Grant | 4,773 | $0 | 3/5/2025 |
| John Alexander Young | ▲ Buy | Grant | 4,637 | $0 | 3/5/2025 |
| Day Christopher | ▲ Buy | Grant | 1,990 | $0 | 3/5/2025 |
| Feng-Ming Wang | ▲ Buy | Grant | 11,024 | $0 | 3/5/2025 |
| Yun-Lung Chen | ▲ Buy | Grant | 2,249 | $0 | 3/5/2025 |
| Chan W. Lee | ▲ Buy | Grant | 5,465 | $0 | 3/5/2025 |
| Leslie Kohn | ▲ Buy | Grant | 6,056 | $0 | 3/5/2025 |
| John Alexander Young | ▲ Buy | Grant | 12,388 | $0 | 2/28/2025 |
| Feng-Ming Wang | ▲ Buy | Grant | 39,120 | $0 | 2/28/2025 |
| Yun-Lung Chen | ▲ Buy | Grant | 5,868 | $0 | 2/28/2025 |
| Chan W. Lee | ▲ Buy | Grant | 18,256 | $0 | 2/28/2025 |
| Leslie Kohn | ▲ Buy | Grant | 19,560 | $0 | 2/28/2025 |
| Chi-Hong Ju | ▲ Buy | Grant | 12,388 | $0 | 2/28/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $77K | 1/16/2025 |
| David Jeffrey Richardson | ▼ Sell | Gift | 1,648 | $0 | 1/15/2025 |
| David Jeffrey Richardson | ▼ Sell | Gift | 1,648 | $0 | 1/15/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $76K | 1/15/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $76K | 1/14/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $74K | 1/13/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $74K | 1/10/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $73K | 1/8/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $79K | 1/7/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $79K | 1/6/2025 |
| Day Christopher | ▼ Sell | Open Market | 1,247 | $97K | 1/3/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $75K | 1/3/2025 |
| Chan W. Lee | ▼ Sell | Open Market | 1,000 | $73K | 1/2/2025 |
| Christopher B. Paisley | ▼ Sell | Open Market | 1,500 | $111K | 12/26/2024 |
| Elizabeth M. Schwarting | ▼ Sell | Open Market | 253 | $18K | 12/18/2024 |
| Day Christopher | ▼ Sell | Open Market | 81 | $6K | 12/18/2024 |
| Day Christopher | ▼ Sell | Open Market | 848 | $64K | 12/18/2024 |
| John Alexander Young | ▼ Sell | Open Market | 2,136 | $161K | 12/16/2024 |
| Day Christopher | ▼ Sell | Open Market | 482 | $36K | 12/16/2024 |
| Chan W. Lee | ▼ Sell | Open Market | 1,488 | $112K | 12/16/2024 |
| Leslie Kohn | ▼ Sell | Open Market | 1,757 | $132K | 12/16/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,048 | $79K | 12/16/2024 |
| Feng-Ming Wang | ▼ Sell | Open Market | 4,296 | $324K | 12/16/2024 |
| Hon Hsiao-Wuen | ▼ Sell | Open Market | 377 | $28K | 12/13/2024 |
| Chi-Hong Ju | ▼ Sell | Gift | 593 | $0 | 12/9/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 2,118 | $160K | 12/9/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 3,000 | $227K | 12/9/2024 |
| Chi-Hong Ju | ▼ Sell | Gift | 5,000 | $0 | 12/4/2024 |
| Chi-Hong Ju | ▼ Sell | Gift | 5,000 | $0 | 12/4/2024 |
| Day Christopher | ▼ Sell | Open Market | 1,278 | $92K | 12/2/2024 |
| Feng-Ming Wang | ▼ Sell | Gift | 40,000 | $0 | 10/7/2024 |
| Day Christopher | ▼ Sell | Open Market | 2,904 | $168K | 10/3/2024 |
| Christopher B. Paisley | ▼ Sell | Open Market | 500 | $27K | 9/25/2024 |
| Elizabeth M. Schwarting | ▼ Sell | Open Market | 913 | $50K | 9/24/2024 |
| John Alexander Young | ▼ Sell | Open Market | 2,139 | $115K | 9/17/2024 |
| Day Christopher | ▼ Sell | Open Market | 483 | $26K | 9/17/2024 |
| Chan W. Lee | ▼ Sell | Open Market | 1,490 | $80K | 9/17/2024 |
| Leslie Kohn | ▼ Sell | Open Market | 1,608 | $86K | 9/17/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,050 | $56K | 9/17/2024 |
| Feng-Ming Wang | ▼ Sell | Open Market | 4,301 | $230K | 9/17/2024 |
| Elizabeth M. Schwarting | ▼ Sell | Open Market | 240 | $13K | 9/16/2024 |
| Feng-Ming Wang | ▲ Buy | Option Exercise | 31,618 | $1.2M | 9/5/2024 |
| Feng-Ming Wang | ▼ Sell | Open Market | 31,618 | $1.7M | 9/5/2024 |
| Feng-Ming Wang | ▼ Sell | Open Market | 4,382 | $245K | 9/4/2024 |
| Feng-Ming Wang | ▲ Buy | Option Exercise | 4,382 | $171K | 9/4/2024 |
| Yun-Lung Chen | ▲ Buy | Option Exercise | 5,963 | $232K | 9/3/2024 |
| Yun-Lung Chen | ▼ Sell | Open Market | 5,963 | $343K | 9/3/2024 |
| De Greef-Safft Anne | ▲ Buy | Grant | 3,374 | $0 | 8/29/2024 |
| Elizabeth M. Schwarting | ▲ Buy | Grant | 3,374 | $0 | 8/29/2024 |
| Hon Hsiao-Wuen | ▲ Buy | Grant | 3,374 | $0 | 8/29/2024 |
| David Jeffrey Richardson | ▲ Buy | Grant | 3,374 | $0 | 8/29/2024 |
| Christopher B. Paisley | ▲ Buy | Grant | 3,374 | $0 | 8/29/2024 |
| Hu Chenming | ▲ Buy | Grant | 3,374 | $0 | 8/29/2024 |
| Day Christopher | ▼ Sell | Open Market | 1,408 | $87K | 7/8/2024 |
| David Jeffrey Richardson | ▼ Sell | Gift | 21,633 | $0 | 6/26/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 6,000 | $317K | 6/26/2024 |
| David Jeffrey Richardson | ▼ Sell | Gift | 21,633 | $0 | 6/26/2024 |
| Chi-Hong Ju | ▲ Buy | Option Exercise | 8,900 | $346K | 6/21/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 8,900 | $494K | 6/21/2024 |
| John Alexander Young | ▼ Sell | Open Market | 2,157 | $120K | 6/18/2024 |
| Day Christopher | ▼ Sell | Open Market | 487 | $27K | 6/18/2024 |
| Chan W. Lee | ▼ Sell | Open Market | 1,504 | $83K | 6/18/2024 |
| Leslie Kohn | ▼ Sell | Open Market | 1,623 | $90K | 6/18/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,059 | $59K | 6/18/2024 |
| Feng-Ming Wang | ▼ Sell | Open Market | 3,058 | $170K | 6/18/2024 |
| Elizabeth M. Schwarting | ▼ Sell | Open Market | 230 | $13K | 6/17/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 1,895 | $109K | 6/10/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 2,296 | $130K | 6/7/2024 |
| Elizabeth M. Schwarting | ▼ Sell | Open Market | 240 | $12K | 3/20/2024 |
| John Alexander Young | ▼ Sell | Open Market | 1,546 | $76K | 3/18/2024 |
| Day Christopher | ▼ Sell | Open Market | 416 | $20K | 3/18/2024 |
| Chan W. Lee | ▼ Sell | Open Market | 1,075 | $53K | 3/18/2024 |
| Leslie Kohn | ▼ Sell | Open Market | 1,198 | $59K | 3/18/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 778 | $38K | 3/18/2024 |
| Feng-Ming Wang | ▼ Sell | Open Market | 2,173 | $107K | 3/18/2024 |
| John Alexander Young | ▼ Sell | Open Market | 704 | $40K | 3/8/2024 |
| Day Christopher | ▼ Sell | Open Market | 302 | $17K | 3/8/2024 |
| Chan W. Lee | ▼ Sell | Open Market | 642 | $37K | 3/8/2024 |
| Leslie Kohn | ▼ Sell | Open Market | 708 | $40K | 3/8/2024 |
| Chi-Hong Ju | ▼ Sell | Open Market | 509 | $29K | 3/8/2024 |
| Feng-Ming Wang | ▼ Sell | Open Market | 1,297 | $74K | 3/8/2024 |
| John Alexander Young | ▲ Buy | Grant | 1,176 | $0 | 3/7/2024 |
| Day Christopher | ▲ Buy | Grant | 726 | $0 | 3/7/2024 |
| Yun-Lung Chen | ▲ Buy | Grant | 726 | $0 | 3/7/2024 |
| Chan W. Lee | ▲ Buy | Grant | 1,545 | $0 | 3/7/2024 |
| Leslie Kohn | ▲ Buy | Grant | 1,705 | $0 | 3/7/2024 |
| Chi-Hong Ju | ▲ Buy | Grant | 1,224 | $0 | 3/7/2024 |
| Feng-Ming Wang | ▲ Buy | Grant | 3,396 | $0 | 3/7/2024 |
| John Alexander Young | ▲ Buy | Grant | 16,845 | $0 | 2/29/2024 |
| Day Christopher | ▲ Buy | Grant | 7,284 | $0 | 2/29/2024 |
| Yun-Lung Chen | ▲ Buy | Grant | 7,740 | $0 | 2/29/2024 |
| Chan W. Lee | ▲ Buy | Grant | 22,764 | $0 | 2/29/2024 |