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 Glenn Chang.

Business address: C/O Ibio, Inc., 9 Innovation Way, Suite 100, Newark, DE, 19711

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Glenn Chang has filed 13 SEC EDGAR filings since 12 Aug 2008

Recent SEC filings for Glenn Chang including 4, 5, 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
4	Open 4 document	View SEC filing for 4	OWNERSHIP DOCUMENT	13 Dec 2021	09 Dec 2021	001-35023
4	Open 4 document	View SEC filing for 4	PRIMARY DOCUMENT	31 May 2019	01 Apr 2019	001-35023
4	Open 4 document	View SEC filing for 4	PRIMARY DOCUMENT	13 May 2019	20 Feb 2019	001-35023
4	Open 4 document	View SEC filing for 4	PRIMARY DOCUMENT	16 Jun 2017	01 May 2017	001-35023
4	Open 4 document	View SEC filing for 4	PRIMARY DOCUMENT	05 Apr 2017	05 Sep 2014	001-35023
4	Open 4 document	View SEC filing for 4		05 Aug 2013	15 Jul 2013	001-35023
4	Open 4 document	View SEC filing for 4	FORM 4	26 Jul 2012	24 Jul 2012	001-35023
4	Open 4 document	View SEC filing for 4	FORM 4	31 Oct 2011	21 Oct 2011	001-35023
4	Open 4 document	View SEC filing for 4	FORM 4	09 Sep 2010	16 Aug 2010	000-53125

Glenn Chang files with the SEC under CIK 0001384967. 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.