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 Chia-Fen Angela Hsu.

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Chia-Fen Angela Hsu has filed 4 SEC EDGAR filings since 18 Mar 2022

Recent SEC filings for Chia-Fen Angela Hsu including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4		20 Mar 2023	18 Mar 2023	000-49799
4	Open 4 document	View SEC filing for 4		24 Jan 2023	23 Jan 2023	000-49799
4	Open 4 document	View SEC filing for 4	FORM 4 -	18 Mar 2022	18 Mar 2022	000-49799
3	Open 3 document	View SEC filing for 3	FORM 3 -	18 Mar 2022	14 Mar 2022	000-49799

Chia-Fen Angela Hsu files with the SEC under CIK 0001918222. 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.