Wei Che-Chia: insider buys
Every open-market stock purchase reported by Wei Che-Chia to the SEC on Form 4.
Total bought$78.77K
Purchases7
Companies1
Last purchase filedOct 8, 2026
Wei Che-Chia has made 7 open-market purchases worth $78.77K in 1 company since Apr 13, 2026, according to SEC Form 4 filings. The most recent was filed on Oct 8, 2026: 144 shares of TSM at $79.39 (Chairman and CEO, Director), worth $11.43K. The largest was $11.49K of TSM on May 8, 2026.
Companies Wei Che-Chia bought
| Ticker | Company | Role | Buys | Total | Since buy | Last filed |
|---|---|---|---|---|---|---|
| TSM | Taiwan Semiconductor Manufacturing Co L… | Chairman and CEO, Director | 7 | $78.77K | — | Oct 8 |
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| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| Oct 8 | TSMTaiwan Semiconductor Manufact… | Wei Che-ChiaChairman and CEO, Director | $11.43K | 144 | $79.39 | — | +1% | Oct 7 | SEC |
| Sep 9 | TSMTaiwan Semiconductor Manufact… | Wei Che-ChiaChairman and CEO, Director | $11.35K | 149 | $76.20 | — | +1% | Sep 7 | SEC |
| Aug 10 | TSMTaiwan Semiconductor Manufact… | Wei Che-ChiaChairman and CEO, Director | $11.14K | 152 | $73.31 | — | +1% | Aug 7 | SEC |
| Jul 9 | TSMTaiwan Semiconductor Manufact… | Wei Che-ChiaChairman and CEO, Director | $11.19K | 146 | $76.62 | — | +1% | Jul 7 | SEC |
| Jun 9 | TSMTaiwan Semiconductor Manufact… | Wei Che-ChiaChairman and CEO, Director | $11.40K | 150 | $76.01 | — | +1% | Jun 5 | SEC |
| May 11 | TSMTaiwan Semiconductor Manufact… | Wei Che-ChiaChairman and CEO, Director | $11.49K | 160 | $71.82 | — | +1% | May 8 | SEC |
| Apr 13 | TSMTaiwan Semiconductor Manufact… | Wei Che-ChiaChairman and CEO, Director | $10.76K | 186 | $57.87 | — | +1% | Apr 9 | SEC |