Welcome to our dedicated page for Taiwan Semi SEC filings (Ticker: TSM), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Taiwan Semiconductor Manufacturing Company Ltd. filings document the reporting framework of a foreign private issuer and ADR whose U.S. disclosures include Form 6-K current reports and annual Form 20-F materials. The filings cover consolidated revenue reports, quarterly earnings presentations, accounting differences between Taiwan-IFRSs and IASB-issued IFRSs, and operating results for the company's semiconductor foundry business.
TSMC's regulatory disclosures also address shareholder meeting agendas, business reports and financial statements, Audit and Risk Committee review materials, earnings distribution, directors' compensation, employee profit-sharing bonuses, amendments to corporate procedures, unsecured bond issuance, asset acquisitions and dispositions, capital appropriations, share cancellations, and changes in shareholdings or pledges by directors, executive officers and large shareholders.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD VP Kuo-Chin Hsu reported a small open-market purchase of 66 Common Shares (2330.TW) on April 9, 2026 at $57.87 per share. The shares were bought indirectly through an Employee Stock Purchase Plan (ESPP) trust under terms predetermined by the company.
After this transaction, Hsu’s reported holdings include 178,924 Common Shares held directly, 6,050 American Depositary Shares held directly, and additional Common Shares and ADSs held indirectly through an ESPP trust, a Long-Term Incentive (LTI) bonus plan trust, and by a spouse.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD Senior Vice President and CFO Jen-Chau Huang indirectly bought 37 Common Shares (2330.TW) at $57.87 per share in an open-market purchase on April 9, 2026. The shares were purchased by the administrator of the company’s Employee Stock Purchase Plan on his behalf and are held through an ESPP trust under predetermined plan terms. After this transaction, he holds 3,436 shares through the ESPP trust, 1,811,543 shares directly, and 20,190 shares indirectly through a Long-Term Incentive bonus plan trust.
Taiwan Semiconductor Manufacturing VP Yuan-Ko Hwang bought 51 common shares of the company on April 9, 2026 in an open-market purchase at $57.87 per share.
The shares were acquired by the administrator of the Employee Stock Purchase Plan on his behalf and are held indirectly through an ESPP trust, bringing his indirect holdings to 97 shares. He also holds 206,418 common shares directly.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD vice president Chun-Hsien Lee reported an open-market purchase of 63 Common Shares (2330.TW) on April 9, 2026, at $57.87 per share. The shares were bought by the administrator of the company’s Employee Stock Purchase Plan (ESPP) on his behalf under predetermined plan terms and are held indirectly through an ESPP trust.
After this transaction, indirect holdings via the ESPP trust total 5,781 Common Shares, alongside 506,032 Common Shares held directly, 10,581 Common Shares held through a Long-Term Incentive (LTI) bonus plan trust, and 6,000 Common Shares held indirectly through his spouse.
Taiwan Semiconductor Manufacturing Co. vice president Syun-Ming Jang reported an open-market purchase of 62 Common Shares (2330.TW) at $57.87 per share on behalf of an ESPP trust. The shares were bought by the administrator of the company’s Employee Stock Purchase Plan under predetermined terms.
After this transaction, indirect holdings through the ESPP trust total 5,695 shares, with additional indirect holdings of 7,036 shares via an LTI trust and 2,000 shares via a spouse, plus 443,879 shares held directly. The new purchase is small relative to the overall position and reflects ongoing participation in company share plans.
Taiwan Semiconductor Manufacturing Co. Ltd.’s SVP and General Counsel Shu-Hua Fang reported an open-market purchase of 70 common shares on April 9, 2026 at $57.87 per share. The shares were bought by the administrator of the company’s Employee Stock Purchase Plan on the filer’s behalf under predetermined terms.
After this transaction, the filing shows 858,392 common shares held directly, plus several indirect holdings, including 6,427 shares through an ESPP trust and additional positions via family members and related entities.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD vice president Tzu-Sou Chuang reported an open-market-style purchase of 58 Common Shares (2330.TW) on behalf of his account at an average price of $57.87 per share. The shares were bought by the administrator of the company’s Employee Stock Purchase Plan under predetermined terms.
After this transaction, he indirectly holds 5,620 Common Shares through the ESPP trust and 7,036 Common Shares through a Long-Term Incentive bonus plan trust, in addition to 2,695,165 Common Shares held directly. The filing shows a small net increase in his overall ownership.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD vice president Jun He made an open-market purchase of 58 Common Shares (2330.TW) on April 9, 2026 at an average price of $57.87 per share. These shares were bought by the administrator of the company’s Employee Stock Purchase Plan on his behalf under predetermined terms.
The purchase price reflects an average cost of NT$1,837.2789 per share, translated at NT$31.748 to US$1. After this transaction, 5,175 Common Shares are held indirectly through the ESPP trust, in addition to other direct and indirect holdings in Common Shares and American Depositary Shares, where each ADS represents five Common Shares.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD vice president Juiping Chuang reported an open-market purchase of 62 Common Shares (2330.TW) on April 9, 2026 at $57.87 per share. The transaction was executed indirectly through an Employee Stock Purchase Plan (ESPP) trust under predetermined plan terms.
After this activity, the filing shows direct ownership of 239,738 Common Shares and 50 American Depositary Shares, plus indirect holdings of 4,045 Common Shares via the ESPP trust, 7,036 Common Shares via a Long-Term Incentive (LTI) bonus plan trust, and 106,000 Common Shares held by the spouse.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD senior executive Yung-Chin Hou reported a small open-market purchase under the company’s Employee Stock Purchase Plan. An ESPP trust bought 78 common shares at $57.87 per share on April 9, 2026, a routine acquisition relative to his overall direct and indirect holdings.