Mark C. Williamson SEC EDGAR Filings (CIK 0001463800)

SEC EDGAR filings, ownership reports, and insider transactions for Mark C. Williamson.

Business address
123 East Main Street, Suite 202, Madison, WI, 53703
Top holdings (ownership)
OESX
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Mark C. Williamson has filed 17 SEC EDGAR filings since 08 May 2009

Latest Filings

Recent SEC filings for Mark C. Williamson 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 13 Jun 2022 10 Jun 2022 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 07 Jun 2021 04 Jun 2021 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 11 Jun 2020 09 Jun 2020 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 12 Aug 2019 12 Aug 2019 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 11 Jun 2018 07 Jun 2018 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 15 Jun 2017 13 Jun 2017 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 09 Aug 2016 05 Aug 2016 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 27 May 2015 26 May 2015 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2014 15 May 2014 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 30 May 2013 28 May 2013 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 15 Nov 2012 13 Nov 2012 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 14 Jun 2012 12 Jun 2012 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 25 May 2011 23 May 2011 001-33887
4 Open 4 document View SEC filing for 4 FORM 4 26 Aug 2010 26 Aug 2010 001-33887
4 Open 4 document View SEC filing for 4 20 May 2010 18 May 2010 001-33887

About this filer

Mark C. Williamson files with the SEC under CIK 0001463800. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

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.

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