Form 4: TSMC VP Yoo Chue-San Acquires Shares

TSMC VP Yoo Chue-San reports acquisition of common shares through the Employee Stock Purchase Plan and Long-Term Incentive Plan.

Summary

• Yoo Chue-San, VP at Taiwan Semiconductor Manufacturing Co. Ltd. (TSM), acquired common shares on July 7, 2026.
• The acquisition involved 1,797,614 common shares purchased under the Employee Stock Purchase Plan (ESPP) at an average price of $76.62 per share (translated from NT$2,462.6361).
• An additional 6,590 common shares were purchased and held under the ESPP.
• Furthermore, 7,036 common shares were acquired through a trust funded by the Long-Term Incentive (LTI) Bonus Plan, over which the filer has investment control.
• The filing also notes indirect beneficial ownership of 219,924 shares by spouse and 851,908 shares by Yuding Investment Co., Ltd.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a neutral to slightly positive filing, as it represents an insider acquiring shares, which can signal confidence, but it is part of a pre-determined plan rather than a discretionary purchase.

Positives

• VP Yoo Chue-San's acquisition of shares through ESPP and LTI plans indicates continued investment and confidence in the company.
• The purchase of a significant number of shares (1,797,614) through the ESPP suggests employee participation and benefit from company stock.
• The acquisition through the LTI Bonus Plan demonstrates a commitment to long-term employee incentives.

Future Outlook

This filing is a statement of changes in beneficial ownership and does not contain forward-looking statements or guidance.

Industry Context

StockSavvy.ai notes that insider share purchases, particularly through employee incentive plans like ESPP and LTI, are common within the semiconductor industry as a way to align employee interests with shareholder value. This filing from a TSMC VP is consistent with such industry practices.

Stakeholder Impact

• Shareholders: The purchase by a VP can be seen as a positive signal of insider confidence in the company's future prospects.
• Employees: The transactions highlight the existence and utilization of the Employee Stock Purchase Plan and Long-Term Incentive Plan, benefiting employees.
• Management: Demonstrates adherence to reporting requirements for beneficial ownership changes.

Key Dates

Keywords

TSMC, Taiwan Semiconductor Manufacturing Co., Form 4, Insider Trading, Stock Purchase, Employee Stock Purchase Plan, Long-Term Incentive Plan, Yoo Chue-San, TSM, SEC Filing