Wei Che-Chia — Insider Stock Purchases
Chairman and CEO. Every open-market stock purchase by Wei Che-Chia that we've tracked from SEC Form 4 filings, scored on our six-factor model. Not financial advice.
Tracked buys
4
Total value
$44,843
Most recent
Jul 7, 2026
| Ticker | Insider | Role | Value | Filed | Signal | Score |
|---|---|---|---|---|---|---|
| TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | Wei Che-Chia | Chairman and CEO | $11,187 | Jul 9, 2026 | BUY | 79 |
| TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | Wei Che-Chia | Chairman and CEO | $11,402 | Jun 9, 2026 | BUY | 77 |
| TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | Wei Che-Chia | Chairman and CEO | $11,491 | May 11, 2026 | BUY | 80 |
| TSM TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | Wei Che-Chia | Chairman and CEO | $10,764 | Apr 13, 2026 | BUY | 75 |
About this profile
This page collects open-market share purchases disclosed by Wei Che-Chia in SEC Form 4 filings. When an insider buys with personal money on the open market, it is the cleanest conviction signal available — far more informative than a sale.
Each purchase is scored with our six-factor methodology. To see how these signals performed against the S&P 500, view the track record, or browse all tracked insiders on the insiders directory.
Not financial advice. For educational purposes only. Form 4 data can be amended or filed late; analysis is generated using AI and may contain errors.