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 Yu-Fang Chiu.

Business address: 7 F, No. 45, Sec.4, Xinyi Rd, Da'an District, Taipei City, Taiwan, Province of China, 106683
Top holdings (ownership): IMAQ
Top holdings (Schedule 13D): IMAQ

Get insider transactions for this reporting owner

Yu-Fang Chiu has filed 3 SEC EDGAR filings since 18 Mar 2025

Recent SEC filings for Yu-Fang Chiu including 3/A, 3, SCHEDULE 13D.

Form type	Document	Filing	Filing date	Reporting date	File number(s)
3/A	Open 3/A document	View SEC filing for 3/A	15 Aug 2025	11 Mar 2025	001-40687
3	Open 3 document	View SEC filing for 3	20 Mar 2025	11 Mar 2025	001-40687
SCHEDULE 13D	Open SCHEDULE 13D document	View SEC filing for SCHEDULE 13D	18 Mar 2025

Yu-Fang Chiu files with the SEC under CIK 0002057998. 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.