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 Mark Mathiasen.

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Mark Mathiasen has filed 15 SEC EDGAR filings since 22 May 2007

Recent SEC filings for Mark Mathiasen including 3.

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
3	Open 3 document	View SEC filing for 3	FORM 3 -	24 Nov 2021	24 Nov 2021	811-23702
3	Open 3 document	View SEC filing for 3	FORM 3 -	27 Aug 2015	27 Aug 2015	811-23057
3	Open 3 document	View SEC filing for 3	FORM 3 -	03 Feb 2014	19 Sep 2007	811-21359
3	Open 3 document	View SEC filing for 3	FORM 3 -	28 Jun 2013	28 Jun 2013	811-22715
3	Open 3 document	View SEC filing for 3	FORM 3 -	04 Nov 2011	26 Oct 2011	811-22584
3	Open 3 document	View SEC filing for 3	FORM 3 -	05 Oct 2010	05 Oct 2010	811-21681
3	Open 3 document	View SEC filing for 3	FORM 3 -	28 Sep 2010	28 Sep 2010	811-22437

Mark Mathiasen files with the SEC under CIK 0001400303. 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.