Uang Du-Tsuen
Chief Administration Officer
Uang Du-Tsuen has filed 7 SEC Form 4 filings (12 transaction rows) across 1 company, with disclosures dating back to 2026. 7 of those filings fall inside the rolling window. Most recent filing: Sep 9, 2026.
On the most recent filing, Uang Du-Tsuen is listed as Chief Administration Officer at ASE Technology Holding Co., Ltd. Inside the rolling window, Uang Du-Tsuen reported no open-market purchases and 10 open-market sales totaling $24.3M in ASX. The largest disclosed transaction in the window is a sale of 5,000 ASX shares on Jun 30, 2026, worth $3.4M.
Companies traded
Other insiders at ASX
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$24.3M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| ASX | Chief Administration Officer | Sale | 3,000 | $2.0M | Jul 24 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 3,000 | $2.1M | Jul 17 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 2,000 | $1.4M | Jul 8 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 5,000 | $3.4M | Jul 2 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 3,000 | $2.1M | Jul 2 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 3,000 | $1.8M | Jun 23 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 5,000 | $3.3M | Jun 23 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 3,000 | $2.1M | Jun 23 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 5,000 | $3.0M | Jun 3 | SEC ↗ | |
| ASX | Chief Administration Officer | Sale | 5,000 | $3.1M | Jun 3 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has Uang Du-Tsuen made?
Uang Du-Tsuen has filed 7 SEC Form 4 filings (12 transaction rows) across 1 company since 2026.
Which companies does Uang Du-Tsuen trade?
Uang Du-Tsuen has filed SEC Form 4 disclosures for 1 company, including ASX.
When was Uang Du-Tsuen's most recent SEC Form 4 filing?
Uang Du-Tsuen's most recent SEC Form 4 filing on Tracefour is dated Sep 9, 2026.
What is Uang Du-Tsuen's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Uang Du-Tsuen is listed as Chief Administration Officer.
What is Uang Du-Tsuen's total buy and sell value in the current window?
Inside the rolling retention window, Uang Du-Tsuen bought $0 and sold $24.3M based on SEC Form 4 filings.
What was Uang Du-Tsuen's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 5,000 ASX shares on 2026-06-30, worth $3.4M, per SEC Form 4 filings.