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.
The Taiwan Semiconductor Manufacturing Company Limited (TSMC) (NYSE: TSM) SEC filings page on Stock Titan provides access to the company’s U.S. regulatory disclosures as a foreign private issuer. TSMC files an annual report on Form 20-F with the Securities and Exchange Commission, which contains audited financial statements and detailed information about its operations as a dedicated semiconductor foundry headquartered in Hsinchu, Taiwan. The company also furnishes frequent Form 6-K reports that include monthly revenue data, capital and financing updates, and other material information.
TSMC’s 6-K filings often present consolidated revenue figures for specific months and year-to-date periods, along with tables detailing funds lent to subsidiaries, endorsements and guarantees for entities such as TSMC North America, TSMC Global, TSMC Arizona, and TSMC China, and disclosures on financial derivative transactions. Other 6-Ks report capital appropriations for machinery and equipment for advanced technology and packaging capacity, real estate and R&D investments, unsecured bond issuances in New Taiwan dollars, and changes in share capital such as the cancellation of reclaimed employee restricted stock awards.
Some 6-K submissions also include media statements and governance updates, such as legal actions related to trade secrets and non-compete agreements involving former executives, or shareholder resolutions and director elections at major subsidiaries like TSMC Arizona Corporation. These filings help investors understand how TSMC manages intellectual property protection, subsidiary governance, and expansion of its manufacturing footprint.
On Stock Titan, TSMC’s SEC filings are accompanied by AI-powered summaries that highlight the key points of each document, helping readers interpret lengthy tables and technical language. Users can quickly identify revenue trends from monthly reports, review details of bond offerings and capital spending plans, and see how derivative positions and guarantees evolve over time. This page is a central resource for tracking TSMC’s 20-F annual reports, 6-K current reports, and other SEC disclosures relevant to the company’s semiconductor foundry operations and financial structure.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD executive Lu Lee-Chung, a VP, reported existing ownership of the company’s Common Shares (2330.TW) in an initial insider filing. The Form 3 lists 276,716 shares held directly, plus indirect holdings through various plans and a spouse.
Indirect interests include 6,162 shares held by an Employee Stock Purchase Plan trust, 7,036 shares in a Long-Term Incentive bonus plan trust over which the filer has investment control, and 15,000 shares held by a spouse. The filing records ownership positions only, with no new buy or sell transactions.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD VP Yuan Lipen filed an initial ownership report showing holdings of the company’s common shares. The filing lists 3,000 shares held directly, 1,040 shares held indirectly through an Employee Stock Purchase Plan trust, and 1,650 shares held indirectly through a spouse. Some of these shares were acquired under the issuer's Employee Stock Purchase Plan.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD senior vice president Shien-Yang Wu filed an initial Form 3 reporting existing equity holdings. He directly holds 630,228 Common Shares (2330.TW) and has additional indirect interests through an ESPP trust, an LTI trust, and spouse-held accounts, including American Depositary Shares where each ADS represents five Common Shares.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD senior vice president Wang Ying-Lang filed an initial Form 3 reporting his ownership of the company’s common shares. This filing lists existing holdings rather than new market transactions.
He reports direct ownership of 362,392 common shares (2330.TW). Indirectly, he is shown with 6,155 shares held through an Employee Stock Purchase Plan trust, 10,581 shares held by a Long-Term Incentive bonus plan trust over which he has investment control, and 1,135,529 shares held by his spouse.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD senior vice president Yeap Choh Fei has filed an initial Form 3 reporting beneficial ownership of the company’s common shares. The filing shows direct ownership of 212,375 common shares, plus indirect interests of 6,201 shares held by an Employee Stock Purchase Plan trust and 10,581 shares held by a Long-Term Incentive bonus plan trust. These entries reflect reported holdings as of the filing date, with no buy or sell transactions disclosed.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD VP Yoo Chue-San filed an initial Form 3 showing existing ownership of the company’s common shares. The filing reports 1,797,614 common shares held directly.
In addition, indirect holdings include 6,366 shares through an Employee Stock Purchase Plan trust, 7,036 shares through a Long-Term Incentive plan trust, 219,924 shares held by a spouse, and 851,908 shares held via Yuding Investment Co., Ltd. The filing records ownership positions only and does not report any new buy or sell transactions.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD director Michael R. Splinter has filed an initial Form 3 reporting his ownership of American Depositary Shares (ADS) of TSM. Each ADS represents five common shares.
He reports 7,565 ADS held directly, plus 795 ADS held indirectly through his spouse's IRA. Additional indirect holdings are reported through several irrevocable trusts, each at 245 ADS, where he serves as trustee and exercises investing authority over the shares.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD director Ursula M. Burns has filed an initial ownership report on Form 3. The filing shows she directly holds 2,000 American Depositary Shares (ADS) of TSM and also has indirect ownership of 617 ADS.
The indirect position is held by the Malcolm Bean Irrevocable Trust, where she serves as investment advisor and exercises investing authority over those shares. Each ADS represents five common shares of Taiwan Semiconductor, so the filing outlines her starting equity stake as she joins the company’s board.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD reported the initial holdings of director Lynn Laverty Elsenhans on a Form 3. She holds 2,050 American Depositary Shares of TSM directly. Each American Depositary Share represents five common shares of the company.
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD director files initial ownership report. Director Yeh Chun-Hsien submitted a Form 3, which is an initial statement of beneficial ownership for insiders. The data provided shows no reported transactions or derivative positions in this filing.