Latest filing published 08 Oct 2026 for TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD, €10k.
Filing timeline
BuySaleInsider track record
Closed purchases
Not enough history yet: 1 closed purchase, at least 2 are needed.
Purchases by company
Since each purchase
- +11.9%Entry US$422.06 · Close 07 Oct 2026 US$472.20
- +8.8%Entry US$434.11 · Close 07 Oct 2026 US$472.20
- +11.0%Entry US$379.89 · Close at T+90 US$421.58
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
Che-Chia Wei: trading record in brief
Che-Chia Wei appears in our data through filings on Taiwan Semiconductor Manufacturing Co Ltd shares, published by SEC (Form 4). In total, 5 filings cover trades dated from 9 April 2026 to 7 October 2026.
Every open-market trade on record is a purchase: 5 purchases worth €49k, and no sale. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket.
The median purchase comes to €9,771. Measured against the company's value, the median purchase equals 0.0000% of market capitalisation, across 4 purchases where it is known. Of 4 purchases, 4 formed part of a group of insiders buying within 30 days of each other. Purchases made close together by different insiders form what is called a cluster.
Most recently, on 8 October 2026, the filings show an open-market purchase worth €10k in Taiwan Semiconductor Manufacturing Co Ltd. Typically, a trade is published a median of 2 days after it takes place. US insiders must file a Form 4 within two business days of a trade. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Companies and markets linked to Che-Chia Wei
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 144 shares@ US$79.39Common Shares (2330.TW)SEC:0001046179-26-000715:0Canonical exit: 5 Jan 2027 (T+90)
- 149 shares@ US$76.200.0000% mcap25.4% of flowCommon Shares (2330.TW)SEC:0001046179-26-000644:0Canonical exit: 6 Dec 2026 (T+90)
- 152 shares@ US$73.310.0000% mcap25.2% of flowCommon Shares (2330.TW)SEC:0001046179-26-000521:0Canonical exit: 5 Nov 2026 (T+90)
- 146 shares@ US$76.620.0000% mcap25.4% of flowCommon Shares (2330.TW)SEC:0001046179-26-000438:0Canonical exit: 5 Oct 2026 (T+90)
- 186 shares@ US$57.8724.0% of flowCommon Shares (2330.TW)SEC:0001046179-26-000187:0Canonical exit: 8 Jul 2026 (T+90)
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