A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.

Why are some filings missing?

New filings appear as the SEC updates EDGAR, and older records can vary by availability.

How often is this page updated?

Updates follow new EDGAR submissions and periodic data refreshes.

SEC EDGAR filings, ownership reports, and insider transactions for Tao-Chou Chang.

Business address: 14 F 3, No. 166, Sec. 1, Sanmin Rd., W. Dist., Taichung City, Taiwan, Province of China, 403027

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Tao-Chou Chang has filed 1 SEC EDGAR filings since 15 Aug 2024

Recent SEC filings for Tao-Chou Chang including 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
3	Open 3 document	View SEC filing for 3		15 Aug 2024	06 Aug 2024	001-40687

Tao-Chou Chang files with the SEC under CIK 0002029087. This page aggregates EDGAR filings and related ownership activity.

What is a CIK?: A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?: New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?: Updates follow new EDGAR submissions and periodic data refreshes.