TSMC VP Ku Yao-Ching Acquires Shares via ESPP

Executive Summary

Taiwan Semiconductor Manufacturing Co Ltd (NYSE: TSM) reported a Form 4 filing for Vice President Ku Yao-Ching on October 8, 2026. The transaction reflects a routine acquisition of 46 common shares (2330.TW) via the company's Employee Stock Purchase Plan (ESPP) on October 7, 2026, at an effective translated price of $79.39 per share (NT$2,524.23 per share converted at NT$31.795 to US$1), totaling approximately $3,651.94.

Transaction Details

• Security: Common Shares (2330.TW)
• Transaction Code: P (Open-market or private purchase under ESPP terms)
• Shares Acquired: 46
• Price Per Share: $79.39
• Total Consideration: $3,651.94
• Ownership Nature: Indirect, held by ESPP Trust

Ownership Profile Post-Transaction

Following the reported transaction, Ku Yao-Ching holds:

• ESPP Trust: 234 shares (Indirect)
• Direct Ownership: 30,851 shares
• By Spouse: 72,946 shares (Indirect)
• By Wei Liang Asset Management Co. Ltd.: 131,000 shares (Indirect)
• Combined Holdings: 235,031 shares

Market & Strategic Context

This acquisition represents an automated, predetermined periodic ESPP purchase rather than a discretionary open-market buy. Given the modest dollar value ($3,651.94) and scheduled nature of employee stock purchase plans, this transaction carries low trading significance for broader market participants.