Chen Tien-Szu
GM, ASE Inc. Chung-Li Branch
Chen Tien-Szu has filed 2 SEC Form 4 filings (5 transaction rows) across 1 company, with disclosures dating back to 2026. 2 of those filings fall inside the rolling window. Most recent filing: Sep 9, 2026.
On the most recent filing, Chen Tien-Szu is listed as GM, ASE Inc. Chung-Li Branch at ASE Technology Holding Co., Ltd. Inside the rolling window, Chen Tien-Szu reported no open-market purchases and 1 open-market sale totaling $247.1M in ASX.
Companies traded
Other insiders at ASX
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$247.1M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Chen Tien-Szu made?
Chen Tien-Szu has filed 2 SEC Form 4 filings (5 transaction rows) across 1 company since 2026.
Which companies does Chen Tien-Szu trade?
Chen Tien-Szu has filed SEC Form 4 disclosures for 1 company, including ASX.
When was Chen Tien-Szu's most recent SEC Form 4 filing?
Chen Tien-Szu's most recent SEC Form 4 filing on Tracefour is dated Sep 9, 2026.
What is Chen Tien-Szu's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Chen Tien-Szu is listed as GM, ASE Inc. Chung-Li Branch.
What is Chen Tien-Szu's total buy and sell value in the current window?
Inside the rolling retention window, Chen Tien-Szu bought $0 and sold $247.1M based on SEC Form 4 filings.
What was Chen Tien-Szu's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 530,000 ASX shares on 2026-04-20, worth $247.1M, per SEC Form 4 filings.