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 William Yuan.

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William Yuan has filed 4 SEC EDGAR filings since 13 Nov 2007

Recent SEC filings for William Yuan including 4, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	FORM 4	27 May 2021	07 Nov 2016	000-55908
3	Open 3 document	View SEC filing for 3	FORM 3	08 Mar 2018	01 Mar 2018	000-55908
3	Open 3 document	View SEC filing for 3	PRIMARY DOCUMENT	23 Aug 2012	14 Aug 2012	000-18956

William Yuan files with the SEC under CIK 0001414910. 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.