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 Herman Cheng-Chun Yu.

Business address: Office Unit 6620 B, 66/F, The Center, 99 Queens Road Central, Hong Kong, 00000

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Herman Cheng-Chun Yu has filed 1 SEC EDGAR filings since 17 Mar 2026

Recent SEC filings for Herman Cheng-Chun Yu including 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
3	Open 3 document	View SEC filing for 3		17 Mar 2026	17 Mar 2026	001-41734

Herman Cheng-Chun Yu files with the SEC under CIK 0002114119. 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.