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 Chang Pen Yuang.

Business address: No. 21 3, Sec. 1, Xinyi Rd., Zhongzheng Dist., Taipei City, 100012

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Chang Pen Yuang has filed 1 SEC EDGAR filings since 17 Mar 2026

Recent SEC filings for Chang Pen Yuang including 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
3	Open 3 document	View SEC filing for 3	3	17 Mar 2026	17 Mar 2026	001-31731

Chang Pen Yuang files with the SEC under CIK 0002115020. 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.