Filer Snapshot

William S. Johnson SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001223693.

Entity Type

Individual

Total Filings

107

Latest Filing

10 Nov 2025

Industry

n/a

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Go to latest filings table Open reporting owner context
Source: SEC Forms 3/4/5

4 filed on 10 Nov 2025 for CIK 0001223693.

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Business address
C/O Cabot Microelectronics, 870 N. Commons Dr, Aurora, IL, 60504
Top holdings (ownership)
CTS

Quick Takeaways

  • William S. Johnson is an SEC filer tracked under CIK 0001223693.
  • 107 filings are listed on this profile.
  • Common form coverage includes 4, 4/A, 3.

What Changed

  • Latest filing: 4 filed on 10 Nov 2025.
  • Report period: 06 Nov 2025.

Why This Matters

  • You can quote filing dates and form types directly from the SEC record on this page.
  • Use this profile before deeper ownership or insider analysis to confirm filing history context.

Source Evidence

Source: SEC Forms 3/4/5

4 filed on 10 Nov 2025 for CIK 0001223693.

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Return Loop

Why revisit this filer page

A newly filed 4 can change the filing history, ownership context, or next research path for William S. Johnson.

Latest source-backed update
4 filed 10 Nov 2025
Why come back
Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: 4 filed 10 Nov 2025.
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Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

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Latest update

What changed recently for William S. Johnson

Ownership report updated

Latest ownership report period: 06 Nov 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

10 Nov 2025

Page type

Ownership filings

Latest period

06 Nov 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 10 Nov 2025.

Open ownership filings Browse recent public updates

Filer Overview

William S. Johnson has filed 107 SEC EDGAR filings since 06 Nov 2003. Common forms include 4, 4/A, 3.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for William S. Johnson with direct links to document and filing folders.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Nov 2025 06 Nov 2025 001-04639
4 Open 4 document View SEC filing for 4 4 08 Nov 2024 07 Nov 2024 001-04639
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Nov 2023 02 Nov 2023 001-04639
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Nov 2022 10 Nov 2022 001-04639
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Nov 2021 04 Nov 2021 001-04639
4 Open 4 document View SEC filing for 4 FORM 4 06 Nov 2020 05 Nov 2020 001-04639
4 Open 4 document View SEC filing for 4 FORM 4 08 Nov 2019 07 Nov 2019 001-04639
4 Open 4 document View SEC filing for 4 FORM 4 09 Nov 2018 08 Nov 2018 001-04639
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jan 2018 02 Jan 2018 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Dec 2017 04 Dec 2017 000-30205
4 Open 4 document View SEC filing for 4 FORM 4 13 Nov 2017 09 Nov 2017 001-04639
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Nov 2017 31 Oct 2017 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Aug 2017 02 Aug 2017 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 May 2017 05 May 2017 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Feb 2017 30 Jan 2017 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jan 2017 03 Jan 2017 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Dec 2016 13 Dec 2016 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Dec 2016 05 Dec 2016 000-30205
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2016 10 Nov 2016 001-04639
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Nov 2016 31 Oct 2016 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Aug 2016 01 Aug 2016 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Jan 2016 04 Jan 2016 000-30205
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 31 Dec 2015 14 Dec 2015 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Dec 2015 14 Dec 2015 000-30205
4 Open 4 document View SEC filing for 4 4 14 Dec 2015 14 Dec 2015 001-04639
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Dec 2015 03 Dec 2015 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Dec 2015 30 Nov 2015 000-30205
4 Open 4 document View SEC filing for 4 4 09 Mar 2015 05 Mar 2015 001-04639
3 Open 3 document View SEC filing for 3 3 20 Feb 2015 11 Feb 2015 001-04639
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2015 02 Feb 2015 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Jan 2015 02 Jan 2015 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Dec 2014 15 Dec 2014 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Dec 2014 03 Dec 2014 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Dec 2014 01 Dec 2014 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Nov 2014 05 Nov 2014 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 May 2014 05 May 2014 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 May 2014 01 May 2014 000-30205
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 16 Apr 2014 02 Dec 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Dec 2013 13 Dec 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Dec 2013 03 Dec 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Dec 2013 03 Dec 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Nov 2013 21 Nov 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Nov 2013 04 Nov 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2013 03 Sep 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 May 2013 28 May 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 May 2013 24 May 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 May 2013 22 May 2013 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Dec 2012 14 Dec 2012 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Dec 2012 10 Dec 2012 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Dec 2012 03 Dec 2012 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Dec 2012 03 Dec 2012 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Sep 2012 13 Sep 2012 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Aug 2012 16 Aug 2012 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Aug 2012 15 Aug 2012 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Dec 2011 15 Dec 2011 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Dec 2011 12 Dec 2011 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Dec 2011 01 Dec 2011 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Dec 2011 01 Dec 2011 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Dec 2011 30 Nov 2011 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Dec 2010 13 Dec 2010 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Dec 2010 01 Dec 2010 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Dec 2010 01 Dec 2010 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Dec 2010 01 Dec 2010 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Dec 2010 30 Nov 2010 000-30205
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jan 2010 31 Dec 2009 000-30205

About this filer

William S. Johnson files with the SEC under CIK 0001223693. This page aggregates EDGAR filings and related ownership activity.

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.