EdgarLookup

Chen Yun-Lung

Insider transactions at 1 company

This page shows all SEC Form 4 filings attributed to Chen Yun-Lung. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.

AMBA
Company Title Type Shares Price Value Date
AMBA VP, Business Development Sale 8,492 $84.42 $716,895 Sep 10, 2025
AMBA VP, Business Development Award / Grant 5,868 Mar 5, 2025
AMBA VP, Business Development Option Exercise 5,963 $38.92 $232,080 Sep 3, 2024
AMBA VP, Business Development Award / Grant 726 Mar 7, 2024
AMBA VP, Business Development Award / Grant 7,740 Feb 29, 2024
AMBA VP, Business Development Award / Grant 8,859 Jun 15, 2023
AMBA VP, Business Development Sale 8,984 $76.80 $689,971 Jun 5, 2023
AMBA VP, Business Development Option Exercise 7,344 Mar 15, 2023
AMBA VP, Business Development Award / Grant 903 Mar 8, 2023
AMBA VP, Business Development Option Exercise 1,383 Dec 16, 2022
AMBA VP, Business Development Option Exercise 1,385 Sep 16, 2022
AMBA VP, Business Development Option Exercise 1,383 Jun 16, 2022
AMBA VP, Business Development Sale 8,000 $104.22 $833,760 Mar 29, 2022
AMBA VP, Business Development Option Exercise 18,698 Mar 16, 2022
AMBA VP, Business Development Award / Grant 1,975 Mar 8, 2022
AMBA VP, Business Development Option Exercise 5,241 $9.99 $52,358 Mar 3, 2022
AMBA VP, Business Development Option Exercise 1,712 Dec 16, 2021
AMBA VP, Business Development Option Exercise 1,713 Dec 3, 2021
AMBA VP, Business Development Sale 5,951 $104.09 $619,440 Jun 28, 2021
AMBA VP, Business Development Option Exercise 2,991 Jun 16, 2021
AMBA VP, Business Development Option Exercise 14,203 Mar 12, 2021
AMBA VP, Business Development Award / Grant 875 Mar 9, 2021
AMBA VP, Business Development Option Exercise 2,696 Dec 16, 2020
AMBA VP, Business Development Sale 6,027 $89.16 $537,367 Dec 9, 2020
AMBA VP, Business Development Option Exercise 2,699 Sep 16, 2020
AMBA VP, Business Development Option Exercise 2,697 Jun 16, 2020
AMBA VP, Business Development Option Exercise 5,555 $8.82 $48,995 Jun 5, 2020
AMBA VP, Business Development Award / Grant 2,496 Mar 27, 2020
AMBA VP, Business Development Option Exercise 4,973 Mar 17, 2020
AMBA VP, Business Development Option Exercise 1,987 Dec 17, 2019
AMBA VP, Business Development Option Exercise 4,153 Sep 17, 2019
AMBA VP, Business Development Sale 5,734 $64.80 $371,563 Sep 9, 2019
AMBA VP, Business Development Option Exercise 4,150 Jun 18, 2019
AMBA VP, Business Development Option Exercise 3,444 Mar 19, 2019
AMBA VP, Business Development Option Exercise 2,037 $3.20 $6,518 Mar 8, 2019
AMBA VP, Business Development Option Exercise 3,443 Dec 18, 2018
AMBA VP, Business Development Option Exercise 4,604 Sep 18, 2018
AMBA VP, Business Development Option Exercise 3,324 Jun 18, 2018
AMBA VP, Business Development Option Exercise 3,325 Mar 16, 2018
AMBA VP, Business Development Sale 4,435 $59.80 $265,213 Dec 29, 2017
AMBA VP, Business Development Option Exercise 3,324 Dec 18, 2017
AMBA VP, Business Development Sale 11,340 $59.80 $678,132 Dec 11, 2017
AMBA VP, Business Development Option Exercise 4,639 Sep 18, 2017
AMBA VP, Business Development Option Exercise 4,636 Jun 16, 2017
AMBA Vice President, Sales Option Exercise 3,708 Mar 16, 2017
AMBA Vice President, Sales Sale 7,898 $55.16 $435,654 Mar 13, 2017
AMBA Vice President, Sales Option Exercise 3,706 Dec 16, 2016
AMBA Vice President, Sales Sale 4,197 $74.19 $311,375 Sep 30, 2016
AMBA Vice President, Sales Option Exercise 4,197 Sep 16, 2016
AMBA Vice President, Sales Option Exercise 4,192 Jun 16, 2016