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 Shirley Chen.

Business address: C/O Onto Innovation Inc., 16 Jonspin Road, Wilmington, MA, 01887
Top holdings (ownership): ONTO

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Shirley Chen has filed 2 SEC EDGAR filings since 30 Jun 2025

Recent SEC filings for Shirley Chen including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	PRIMARY DOCUMENT	03 Sep 2025	02 Sep 2025	001-39110
3	Open 3 document	View SEC filing for 3	PRIMARY DOCUMENT	30 Jun 2025	16 Jun 2025	001-39110

Shirley Chen files with the SEC under CIK 0002074793. 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.