TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM) has 126 SEC Form 4 insider filings on record in the last 90 days. That includes 100 insider purchases totalling $1.7M, and 1 sales totalling $7K. Most recent filing: Sept. 9, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Sept. 9, 2026 filed Sept. 7, 2026 | Wu Yi-Huang VP | +$3,048 | 40 | +33% | No | |
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| Sept. 9, 2026 filed Sept. 7, 2026 | Yoo Chue-San VP | +$4,039 | 53 | +1% | No | |
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| Sept. 9, 2026 filed Sept. 7, 2026 | Zhang Kevin Xiaoqiang SVP and Deputy Co-COO | +$4,648 | 61 | +1% | No | |
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| Sept. 9, 2026 filed Sept. 7, 2026 | Yeap Choh Fei SVP | +$4,115 | 54 | +1% | No | |
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| Sept. 9, 2026 filed Sept. 7, 2026 | Yuan Lipen VP | +$3,124 | 41 | +3% | No | |
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Showing the 5 most recent of 126 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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