Chuang Tzu-Sou has filed 3 insider transactions across 1 company since April 2026.
Most recent transaction: a sale of 200000 shares of TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD ($TSM) on May 19, 2026.
Activity breakdown: 2 open-market purchases and 1 sale.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 19, 2026 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | $TSM | Chuang Tzu-Sou | VP | S | Common Shares (2330.TW) | 200000 | $69.83 | 2,507,869.0000 | 25,932,524,521 | 7.39% | 0.00% |
| May 8, 2026 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | $TSM | Chuang Tzu-Sou | VP | P | Common Shares (2330.TW) | 48 | $71.82 | 2,707,869.0000 | 25,932,524,521 | 0.00% | 0.00% |
| April 9, 2026 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | $TSM | Chuang Tzu-Sou | VP | P | Common Shares (2330.TW) | 58 | $57.87 | 2,707,821.0000 | 25,932,733,242 | 0.00% | 0.00% |