AMBARELLA INC (AMBA)
Nasdaq · Semiconductors & Related Devices
What they're doing
Between 2026-06-21 and 2026-09-19, public records show 2 signals for AMBARELLA INC. Most notable: 2026-07-01: Filed 8-K disclosing director or officer change; 2026-07-01: Wang Feng-Ming (director) sold $1.5M of stock. Federal contract obligations over the last 24 months total $0. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.
Generated 2026-09-19 from public records.
Signals, last 12 months
- Material 8-K filingFiled 8-K disclosing director or officer change
- Large insider saleWang Feng-Ming (director) sold $1.5M of stock
- Large insider saleWang Feng-Ming (director) sold $1.6M of stock
- Large insider saleWang Feng-Ming (director) sold $1.6M of stock
- Large insider saleWang Feng-Ming (director) sold $1.0M of stock
- Large insider saleWang Feng-Ming (director) sold $2.0M of stock
- Large insider saleWang Feng-Ming (director) sold $2.0M of stock
- Material 8-K filingFiled 8-K disclosing director or officer change
- Material 8-K filingFiled 8-K disclosing director or officer change
- Material 8-K filingFiled 8-K disclosing director or officer change
Insider transactions
| Date | Insider | Role | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-09-18 | Young John Alexander | officer | S | 1,896 | 67.28 | $127,563 |
| 2026-09-17 | Young John Alexander | officer | S | 3,126 | 64.83 | $202,659 |
| 2026-09-17 | Lee Chan W | officer | S | 2,893 | 64.83 | $187,553 |
| 2026-09-17 | Ju Chi-Hong | officer | S | 2,009 | 64.83 | $130,243 |
| 2026-09-17 | Wang Feng-Ming | director | S | 6,086 | 64.83 | $394,555 |
| 2026-09-08 | PAISLEY CHRISTOPHER B | director | A | 3,151 | 0 | $0 |
| 2026-09-08 | RICHARDSON DAVID JEFFREY | director | A | 3,151 | 0 | $0 |
| 2026-09-08 | Hon Hsiao-Wuen | director | A | 3,151 | 0 | $0 |
| 2026-09-08 | Schwarting Elizabeth M | director | A | 3,151 | 0 | $0 |
| 2026-09-08 | Breithaupt Chantelle Yvette | director | A | 3,151 | 0 | $0 |
| 2026-09-08 | Bryant Gregory M | director | A | 3,151 | 0 | $0 |
| 2026-09-08 | Hu Chenming | director | A | 3,151 | 0 | $0 |
| 2026-07-09 | Chen Yun-Lung | officer | S | 5,958 | 78.66 | $468,656 |
| 2026-07-01 | Ju Chi-Hong | officer | S | 10,000 | 88.84 | $888,400 |
| 2026-07-01 | Wang Feng-Ming | director | S | 16,250 | 90.08 | $1,463,800 |
| 2026-06-26 | PAISLEY CHRISTOPHER B | director | S | 250 | 62.01 | $15,503 |
| 2026-06-26 | PAISLEY CHRISTOPHER B | director | S | 250 | 62.01 | $15,503 |
| 2026-06-17 | Young John Alexander | officer | S | 3,186 | 67.87 | $216,234 |
| 2026-06-17 | Young John Alexander | officer | S | 1,847 | 66.98 | $123,712 |
| 2026-06-17 | Lee Chan W | officer | S | 2,951 | 67.87 | $200,284 |
| 2026-06-17 | Ju Chi-Hong | officer | S | 2,017 | 67.87 | $136,894 |
| 2026-06-17 | Wang Feng-Ming | director | S | 6,204 | 67.87 | $421,065 |
| 2026-06-17 | Wang Feng-Ming | director | G | 10,000 | 0 | $0 |
| 2026-06-17 | Young John Alexander | officer | S | 3,186 | 67.87 | $216,234 |
| 2026-06-17 | Young John Alexander | officer | S | 1,847 | 66.98 | $123,712 |
| 2026-06-17 | Lee Chan W | officer | S | 2,951 | 67.87 | $200,284 |
| 2026-06-17 | Ju Chi-Hong | officer | S | 2,017 | 67.87 | $136,894 |
| 2026-06-17 | Wang Feng-Ming | director | S | 6,204 | 67.87 | $421,065 |
| 2026-06-17 | Wang Feng-Ming | director | G | 10,000 | 0 | $0 |
| 2026-06-12 | Chen Yun-Lung | officer | S | 9,856 | 67.06 | $660,943 |
| 2026-06-12 | Chen Yun-Lung | officer | S | 9,856 | 67.06 | $660,943 |
| 2026-05-26 | Young John Alexander | officer | M | 400 | 55.8 | $22,320 |
| 2026-05-26 | Young John Alexander | officer | S | 400 | 96 | $38,400 |
| 2026-05-26 | Wang Feng-Ming | director | S | 9,150 | 92.05 | $842,258 |
| 2026-05-26 | Wang Feng-Ming | director | S | 6,065 | 91.23 | $553,310 |
| 2026-05-26 | Wang Feng-Ming | director | S | 17,285 | 90.38 | $1,562,218 |
| 2026-05-26 | Young John Alexander | officer | M | 400 | 55.8 | $22,320 |
| 2026-05-26 | Young John Alexander | officer | S | 400 | 96 | $38,400 |
| 2026-05-26 | Wang Feng-Ming | director | S | 17,285 | 90.38 | $1,562,203 |
| 2026-05-26 | Wang Feng-Ming | director | S | 6,065 | 91.23 | $553,306 |
| 2026-05-26 | Wang Feng-Ming | director | S | 9,150 | 92.05 | $842,246 |
| 2026-04-21 | Young John Alexander | officer | S | 1,971 | 60 | $118,260 |
| 2026-04-21 | Young John Alexander | officer | S | 1,971 | 60 | $118,260 |
| 2026-03-19 | Young John Alexander | officer | S | 3,038 | 54.14 | $164,477 |
| 2026-03-19 | Lee Chan W | officer | S | 3,641 | 54.14 | $197,124 |
| 2026-03-19 | Ju Chi-Hong | officer | S | 2,155 | 54.14 | $116,672 |
| 2026-03-19 | Wang Feng-Ming | director | S | 8,083 | 54.14 | $437,614 |
| 2026-03-19 | Young John Alexander | officer | S | 3,038 | 54.14 | $164,477 |
| 2026-03-19 | Lee Chan W | officer | S | 3,641 | 54.14 | $197,124 |
| 2026-03-19 | Ju Chi-Hong | officer | S | 2,155 | 54.14 | $116,672 |
Federal contracts
No federal contract actions on record for this recipient mapping.
Lobbying
No federal lobbying filings on record for this client mapping.
Public attention
No Wikipedia pageview data linked to this company.