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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