Tien-Szu Chen
GM, ASE Inc. Chung-Li Branch · ASE Technology Holding Co., Ltd.
- 2026
- Sep 9, 2026
- 2
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Tien-Szu Chen files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Jeffrey Chen - $96.05M in ASX purchases and sales in the last 12 months
- Du-Tsuen Uang - $26.56M in ASX purchases and sales in the last 12 months
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Frequently asked questions
Who is Tien-Szu Chen?
Tien-Szu Chen is a corporate insider, tracked as GM, ASE Inc. Chung-Li Branch of ASE Technology Holding Co., Ltd. (ASX). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Tien-Szu Chen submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Tien-Szu Chen been buying or selling stock?
Recorded transactions: 0 open-market purchases and 4 open-market sales ($247.14M) across all tracked filings.
