Follow the people · Insider
Feng-Ming Wang
Feng-Ming Wang files insider transactions with the SEC as a ceo of Ambarella (AMBA). We hold 6 disclosed purchases and sales filed since 18 March 2013, 2 of them in the last 90 days.
- Files forAMBA
- Disclosed buys and sells6 in all, 2 in the last 90 days
- Last disclosure2 July 2026
Positions held
1 post we hold — a term names its own dates; a run of filings only says when they filed- Filed 20 December 2012 — 1 July 2026CEO · Ambarella (AMBA)395 Form 4 lines · source: SEC Form 4
Everything they disclosed
120 entries, newest first — one per disclosure report, one per Form 4 line- ▼ sold on the open market 16,250 shares of AmbarellaSEC Form 42 July 2026Ordinary Shares · traded 1 July 2026 · filed 2 July 2026
- ▼ sold on the open market 6,204 shares of AmbarellaSEC Form 418 June 2026Ordinary Shares · traded 17 June 2026 · filed 18 June 2026
- gave away 10,000 shares of AmbarellaSEC Form 418 June 2026Ordinary Shares · traded 17 June 2026 · filed 18 June 2026
- ▼ sold on the open market 17,285 shares of AmbarellaSEC Form 428 May 2026Ordinary Shares · traded 26 May 2026 · filed 28 May 2026
- ▼ sold on the open market 6,065 shares of AmbarellaSEC Form 428 May 2026Ordinary Shares · traded 26 May 2026 · filed 28 May 2026
- ▼ sold on the open market 9,150 shares of AmbarellaSEC Form 428 May 2026Ordinary Shares · traded 26 May 2026 · filed 28 May 2026
- exercised options over 27,598 shares of AmbarellaSEC Form 419 March 2026Ordinary Shares · traded 17 March 2026 · filed 19 March 2026
- ▼ sold on the open market 18,976 shares of AmbarellaSEC Form 419 March 2026Ordinary Shares · traded 17 March 2026 · filed 19 March 2026
- was granted 15,686 shares of AmbarellaSEC Form 419 March 2026Ordinary Shares · traded 18 March 2026 · filed 19 March 2026
- exercised options over 27,598 shares of Ambarella (a derivative holding)SEC Form 419 March 2026Performance Stock Units · traded 17 March 2026 · filed 19 March 2026
- ▼ sold on the open market 8,083 shares of AmbarellaSEC Form 419 March 2026Ordinary Shares · traded 19 March 2026 · filed 19 March 2026
- exercised options over 27,598 shares of Ambarella (a derivative holding)SEC Form 419 March 2026Performance Stock Units · traded 17 March 2026 · filed 19 March 2026
- exercised options over 27,598 shares of AmbarellaSEC Form 419 March 2026Ordinary Shares · traded 17 March 2026 · filed 19 March 2026
- ▼ sold on the open market 18,976 shares of AmbarellaSEC Form 419 March 2026Ordinary Shares · traded 17 March 2026 · filed 19 March 2026
- was granted 15,686 shares of AmbarellaSEC Form 419 March 2026Ordinary Shares · traded 18 March 2026 · filed 19 March 2026
- ▼ sold on the open market 8,083 shares of AmbarellaSEC Form 419 March 2026Ordinary Shares · traded 19 March 2026 · filed 19 March 2026
- exercised options over 50,000 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 1,000 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 1,900 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- exercised options over 50,000 shares of Ambarella (a derivative holding)SEC Form 44 March 2026Non-Qualified Stock Option (right to buy) · traded 2 March 2026 · filed 4 March 2026
- was granted 53,203 shares of Ambarella (a derivative holding)SEC Form 44 March 2026Performance Stock Units · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 2,600 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 32,460 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 12,040 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- was granted 53,203 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- exercised options over 50,000 shares of Ambarella (a derivative holding)SEC Form 44 March 2026Non-Qualified Stock Option (right to buy) · traded 2 March 2026 · filed 4 March 2026
- exercised options over 50,000 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 1,000 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 1,900 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 2,600 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 32,460 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 12,040 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- was granted 53,203 shares of AmbarellaSEC Form 44 March 2026Ordinary Shares · traded 2 March 2026 · filed 4 March 2026
- was granted 53,203 shares of Ambarella (a derivative holding)SEC Form 44 March 2026Performance Stock Units · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 4,950 shares of AmbarellaSEC Form 419 December 2025Ordinary Shares · traded 17 December 2025 · filed 19 December 2025
- gave away 15,000 shares of AmbarellaSEC Form 419 December 2025Ordinary Shares · traded 19 December 2025 · filed 19 December 2025
- ▼ sold on the open market 4,928 shares of AmbarellaSEC Form 419 September 2025Ordinary Shares · traded 17 September 2025 · filed 19 September 2025
- ▼ sold on the open market 4,677 shares of AmbarellaSEC Form 420 June 2025Ordinary Shares · traded 17 June 2025 · filed 20 June 2025
- ▼ sold on the open market 3,194 shares of AmbarellaSEC Form 420 March 2025Ordinary Shares · traded 18 March 2025 · filed 20 March 2025
- was granted 39,120 shares of Ambarella (a derivative holding)SEC Form 47 March 2025Performance Stock Units · traded 28 February 2025 · filed 7 March 2025
- was granted 39,120 shares of AmbarellaSEC Form 47 March 2025Ordinary Shares · traded 28 February 2025 · filed 7 March 2025
- was granted 11,024 shares of AmbarellaSEC Form 47 March 2025Ordinary Shares · traded 5 March 2025 · filed 7 March 2025
- ▼ sold on the open market 4,104 shares of AmbarellaSEC Form 47 March 2025Ordinary Shares · traded 6 March 2025 · filed 7 March 2025
- ▼ sold on the open market 4,296 shares of AmbarellaSEC Form 418 December 2024Ordinary Shares · traded 16 December 2024 · filed 18 December 2024
- gave away 40,000 shares of AmbarellaSEC Form 49 October 2024Ordinary Shares · traded 7 October 2024 · filed 9 October 2024
- ▼ sold on the open market 4,301 shares of AmbarellaSEC Form 419 September 2024Ordinary Shares · traded 17 September 2024 · filed 19 September 2024
- exercised options over 4,382 shares of Ambarella (a derivative holding)SEC Form 46 September 2024Non-Qualified Stock Option (right to buy) · traded 4 September 2024 · filed 6 September 2024
- exercised options over 31,618 shares of Ambarella (a derivative holding)SEC Form 46 September 2024Non-Qualified Stock Option (right to buy) · traded 5 September 2024 · filed 6 September 2024
- exercised options over 4,382 shares of AmbarellaSEC Form 46 September 2024Ordinary Shares · traded 4 September 2024 · filed 6 September 2024
- ▼ sold on the open market 4,382 shares of AmbarellaSEC Form 46 September 2024Ordinary Shares · traded 4 September 2024 · filed 6 September 2024
- exercised options over 31,618 shares of AmbarellaSEC Form 46 September 2024Ordinary Shares · traded 5 September 2024 · filed 6 September 2024
- ▼ sold on the open market 31,618 shares of AmbarellaSEC Form 46 September 2024Ordinary Shares · traded 5 September 2024 · filed 6 September 2024
- ▼ sold on the open market 3,058 shares of AmbarellaSEC Form 420 June 2024Ordinary Shares · traded 18 June 2024 · filed 20 June 2024
- ▼ sold on the open market 2,173 shares of AmbarellaSEC Form 420 March 2024Ordinary Shares · traded 18 March 2024 · filed 20 March 2024
- was granted 3,396 shares of AmbarellaSEC Form 411 March 2024Ordinary Shares · traded 7 March 2024 · filed 11 March 2024
- ▼ sold on the open market 1,297 shares of AmbarellaSEC Form 411 March 2024Ordinary Shares · traded 8 March 2024 · filed 11 March 2024
- was granted 45,929 shares of Ambarella (a derivative holding)SEC Form 44 March 2024Performance Stock Units · traded 29 February 2024 · filed 4 March 2024
- was granted 45,929 shares of AmbarellaSEC Form 44 March 2024Ordinary Shares · traded 29 February 2024 · filed 4 March 2024
- ▼ sold on the open market 3,093 shares of AmbarellaSEC Form 421 December 2023Ordinary Shares · traded 19 December 2023 · filed 21 December 2023
- ▼ sold on the open market 3,019 shares of AmbarellaSEC Form 420 September 2023Ordinary Shares · traded 18 September 2023 · filed 20 September 2023
- was granted 51,395 shares of AmbarellaSEC Form 420 June 2023Ordinary Shares · traded 15 June 2023 · filed 20 June 2023
- ▼ sold on the open market 3,039 shares of AmbarellaSEC Form 420 June 2023Ordinary Shares · traded 20 June 2023 · filed 20 June 2023
- was granted 27,598 shares of Ambarella (a derivative holding)SEC Form 45 April 2023Performance Stock Units · traded 3 April 2023 · filed 5 April 2023
- exercised options over 43,109 shares of Ambarella (a derivative holding)SEC Form 417 March 2023Performance Stock Units · traded 15 March 2023 · filed 17 March 2023
- exercised options over 3,593 shares of Ambarella (a derivative holding)SEC Form 417 March 2023Restricted Stock Units · traded 15 March 2023 · filed 17 March 2023
- exercised options over 1,468 shares of Ambarella (a derivative holding)SEC Form 417 March 2023Restricted Stock Units · traded 15 March 2023 · filed 17 March 2023
- exercised options over 2,241 shares of Ambarella (a derivative holding)SEC Form 417 March 2023Restricted Stock Units · traded 15 March 2023 · filed 17 March 2023
- exercised options over 37,383 shares of AmbarellaSEC Form 417 March 2023Ordinary Shares · traded 15 March 2023 · filed 17 March 2023
- ▼ sold on the open market 16,644 shares of AmbarellaSEC Form 417 March 2023Ordinary Shares · traded 17 March 2023 · filed 17 March 2023
- was granted 27,598 shares of Ambarella (a derivative holding)SEC Form 46 March 2023Restricted Stock Units · traded 2 March 2023 · filed 6 March 2023
- exercised options over 3,592 shares of Ambarella (a derivative holding)SEC Form 420 December 2022Restricted Stock Units · traded 16 December 2022 · filed 20 December 2022
- exercised options over 1,467 shares of Ambarella (a derivative holding)SEC Form 420 December 2022Restricted Stock Units · traded 16 December 2022 · filed 20 December 2022
- exercised options over 2,241 shares of Ambarella (a derivative holding)SEC Form 420 December 2022Restricted Stock Units · traded 16 December 2022 · filed 20 December 2022
- exercised options over 7,300 shares of AmbarellaSEC Form 420 December 2022Ordinary Shares · traded 16 December 2022 · filed 20 December 2022
- ▼ sold on the open market 3,703 shares of AmbarellaSEC Form 420 December 2022Ordinary Shares · traded 16 December 2022 · filed 20 December 2022
- exercised options over 3,593 shares of Ambarella (a derivative holding)SEC Form 420 September 2022Restricted Stock Units · traded 16 September 2022 · filed 20 September 2022
- exercised options over 1,467 shares of Ambarella (a derivative holding)SEC Form 420 September 2022Restricted Stock Units · traded 16 September 2022 · filed 20 September 2022
- exercised options over 2,241 shares of Ambarella (a derivative holding)SEC Form 420 September 2022Restricted Stock Units · traded 16 September 2022 · filed 20 September 2022
- exercised options over 7,301 shares of AmbarellaSEC Form 420 September 2022Ordinary Shares · traded 16 September 2022 · filed 20 September 2022
- ▼ sold on the open market 3,736 shares of AmbarellaSEC Form 420 September 2022Ordinary Shares · traded 16 September 2022 · filed 20 September 2022
- exercised options over 3,592 shares of Ambarella (a derivative holding)SEC Form 417 June 2022Restricted Stock Units · traded 16 June 2022 · filed 17 June 2022
- exercised options over 1,468 shares of Ambarella (a derivative holding)SEC Form 417 June 2022Restricted Stock Units · traded 16 June 2022 · filed 17 June 2022
- exercised options over 2,240 shares of Ambarella (a derivative holding)SEC Form 417 June 2022Restricted Stock Units · traded 16 June 2022 · filed 17 June 2022
- exercised options over 7,300 shares of AmbarellaSEC Form 417 June 2022Ordinary Shares · traded 16 June 2022 · filed 17 June 2022
- ▼ sold on the open market 3,937 shares of AmbarellaSEC Form 417 June 2022Ordinary Shares · traded 16 June 2022 · filed 17 June 2022
- was granted 26,890 shares of Ambarella (a derivative holding)SEC Form 419 April 2022Performance Stock Units · traded 17 April 2022 · filed 19 April 2022
- was granted 26,890 shares of Ambarella (a derivative holding)SEC Form 419 April 2022Restricted Stock Units · traded 17 April 2022 · filed 19 April 2022
- exercised options over 42,873 shares of Ambarella (a derivative holding)SEC Form 418 March 2022Performance Stock Units · traded 16 March 2022 · filed 18 March 2022
- exercised options over 3,573 shares of Ambarella (a derivative holding)SEC Form 418 March 2022Restricted Stock Units · traded 16 March 2022 · filed 18 March 2022
- exercised options over 3,593 shares of Ambarella (a derivative holding)SEC Form 418 March 2022Restricted Stock Units · traded 16 March 2022 · filed 18 March 2022
- exercised options over 1,467 shares of Ambarella (a derivative holding)SEC Form 418 March 2022Restricted Stock Units · traded 16 March 2022 · filed 18 March 2022
- was granted 94,379 shares of AmbarellaSEC Form 418 March 2022Ordinary Shares · traded 16 March 2022 · filed 18 March 2022
- ▼ sold on the open market 46,908 shares of AmbarellaSEC Form 418 March 2022Ordinary Shares · traded 16 March 2022 · filed 18 March 2022
- ▼ sold on the open market 2,982 shares of AmbarellaSEC Form 414 March 2022Ordinary Shares · traded 14 March 2022 · filed 14 March 2022
- was granted 8,463 shares of AmbarellaSEC Form 410 March 2022Ordinary Shares · traded 8 March 2022 · filed 10 March 2022
- exercised options over 3,573 shares of Ambarella (a derivative holding)SEC Form 417 December 2021Restricted Stock Units · traded 16 December 2021 · filed 17 December 2021
- exercised options over 3,592 shares of Ambarella (a derivative holding)SEC Form 417 December 2021Restricted Stock Units · traded 16 December 2021 · filed 17 December 2021
- exercised options over 1,468 shares of Ambarella (a derivative holding)SEC Form 417 December 2021Restricted Stock Units · traded 16 December 2021 · filed 17 December 2021
- gave away 15,000 shares of AmbarellaSEC Form 417 December 2021Ordinary Shares · traded 13 December 2021 · filed 17 December 2021
- exercised options over 8,633 shares of AmbarellaSEC Form 417 December 2021Ordinary Shares · traded 16 December 2021 · filed 17 December 2021
- ▼ sold on the open market 4,753 shares of AmbarellaSEC Form 417 December 2021Ordinary Shares · traded 16 December 2021 · filed 17 December 2021
- exercised options over 8,632 shares of AmbarellaSEC Form 47 December 2021Ordinary Shares · traded 3 December 2021 · filed 7 December 2021
- ▼ sold on the open market 4,452 shares of AmbarellaSEC Form 47 December 2021Ordinary Shares · traded 3 December 2021 · filed 7 December 2021
- gave away 10,000 shares of AmbarellaSEC Form 42 November 2021Ordinary Shares · traded 1 November 2021 · filed 2 November 2021
- exercised options over 3,573 shares of Ambarella (a derivative holding)SEC Form 417 September 2021Restricted Stock Units · traded 16 September 2021 · filed 17 September 2021
- exercised options over 3,592 shares of Ambarella (a derivative holding)SEC Form 417 September 2021Restricted Stock Units · traded 16 September 2021 · filed 17 September 2021
- exercised options over 1,467 shares of Ambarella (a derivative holding)SEC Form 417 September 2021Restricted Stock Units · traded 16 September 2021 · filed 17 September 2021
- exercised options over 44,444 shares of AmbarellaSEC Form 420 July 2021Ordinary Shares · traded 19 July 2021 · filed 20 July 2021
- exercised options over 44,444 shares of Ambarella (a derivative holding)SEC Form 420 July 2021Non-Qualified Stock Option (right to buy) · traded 19 July 2021 · filed 20 July 2021
- exercised options over 3,473 shares of Ambarella (a derivative holding)SEC Form 417 June 2021Restricted Stock Units · traded 16 June 2021 · filed 17 June 2021
- exercised options over 3,572 shares of Ambarella (a derivative holding)SEC Form 417 June 2021Restricted Stock Units · traded 16 June 2021 · filed 17 June 2021
- exercised options over 3,593 shares of Ambarella (a derivative holding)SEC Form 417 June 2021Restricted Stock Units · traded 16 June 2021 · filed 17 June 2021
- exercised options over 1,467 shares of Ambarella (a derivative holding)SEC Form 417 June 2021Restricted Stock Units · traded 16 June 2021 · filed 17 June 2021
- exercised options over 12,105 shares of AmbarellaSEC Form 417 June 2021Ordinary Shares · traded 16 June 2021 · filed 17 June 2021
- ▼ sold on the open market 6,184 shares of AmbarellaSEC Form 417 June 2021Ordinary Shares · traded 16 June 2021 · filed 17 June 2021
- was granted 17,609 shares of Ambarella (a derivative holding)SEC Form 431 March 2021Performance Stock Units · traded 4 March 2021 · filed 31 March 2021
- was granted 17,609 shares of Ambarella (a derivative holding)SEC Form 431 March 2021Restricted Stock Units · traded 4 March 2021 · filed 31 March 2021
- exercised options over 83,334 shares of Ambarella (a derivative holding)SEC Form 418 March 2021Restricted Stock Units · traded 16 March 2021 · filed 18 March 2021
- exercised options over 3,472 shares of Ambarella (a derivative holding)SEC Form 418 March 2021Restricted Stock Units · traded 16 March 2021 · filed 18 March 2021
- exercised options over 3,573 shares of Ambarella (a derivative holding)SEC Form 418 March 2021Restricted Stock Units · traded 16 March 2021 · filed 18 March 2021
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.