Filer Snapshot

John O Larsen SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001483963.

Entity Type

Individual

Total Filings

131

Latest Filing

05 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 05 Nov 2025 for CIK 0001483963.

View Source Filing
Business address
P O Box 14720, Madison, WI, 53708-0720
Top holdings (ownership)
LNT and PCG

Quick Takeaways

  • John O Larsen is an SEC filer tracked under CIK 0001483963.
  • 131 filings are listed on this profile.
  • Common form coverage includes 4, 3, 4/A.

What Changed

  • Latest filing: 4 filed on 05 Nov 2025.
  • Report period: 04 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 05 Nov 2025 for CIK 0001483963.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 4 can change the filing history, ownership context, or next research path for John O Larsen.

Latest source-backed update
4 filed 05 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 05 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 John O Larsen

Ownership report updated

Latest ownership report period: 04 Nov 2025. Open the source-backed page to inspect the fresh filing or facts context.

Update date

05 Nov 2025

Page type

Ownership filings

Latest period

04 Nov 2025

Ownership context was refreshed from SEC Forms 3/4/5 filed on 05 Nov 2025.

Open ownership filings Browse recent public updates

Filer Overview

John O Larsen has filed 131 SEC EDGAR filings since 16 Feb 2010. Common forms include 4, 3, 4/A.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for John O Larsen 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 FORM 4 05 Nov 2025 04 Nov 2025 001-12609
4 Open 4 document View SEC filing for 4 FORM 4 27 May 2025 22 May 2025 001-12609
3 Open 3 document View SEC filing for 3 FORM 3 27 May 2025 22 May 2025 001-02348
3 Open 3 document View SEC filing for 3 FORM 3 27 May 2025 22 May 2025 001-12609
4 Open 4 document View SEC filing for 4 FORM 4 24 Feb 2025 20 Feb 2025 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 20 Feb 2024 15 Feb 2024 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 27 Feb 2023 23 Feb 2023 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 01 Mar 2022 25 Feb 2022 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 22 Feb 2022 17 Feb 2022 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 04 Jan 2022 31 Dec 2021 001-09894
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 04 Mar 2021 01 Mar 2021 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 03 Mar 2021 01 Mar 2021 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 22 Feb 2021 18 Feb 2021 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 05 Jan 2021 31 Dec 2020 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 04 Mar 2020 02 Mar 2020 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 24 Feb 2020 20 Feb 2020 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2020 31 Dec 2019 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 24 Jul 2019 24 Jul 2019 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 06 Mar 2019 04 Mar 2019 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 26 Feb 2019 22 Feb 2019 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 25 Feb 2019 21 Feb 2019 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 19 Feb 2019 15 Feb 2019 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 26 Feb 2018 22 Feb 2018 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 14 Feb 2018 13 Feb 2018 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 14 Mar 2017 10 Mar 2017 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 24 Feb 2017 23 Feb 2017 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2017 30 Dec 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 20 Dec 2016 16 Dec 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 06 Dec 2016 02 Dec 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 22 Nov 2016 18 Nov 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 07 Nov 2016 04 Nov 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 24 Oct 2016 21 Oct 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 11 Oct 2016 07 Oct 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 26 Sep 2016 23 Sep 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 13 Sep 2016 09 Sep 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 29 Aug 2016 26 Aug 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 15 Aug 2016 12 Aug 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 01 Aug 2016 29 Jul 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 18 Jul 2016 15 Jul 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 05 Jul 2016 01 Jul 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 20 Jun 2016 17 Jun 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 07 Jun 2016 03 Jun 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2016 20 May 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 10 May 2016 06 May 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 25 Apr 2016 22 Apr 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 11 Apr 2016 08 Apr 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 28 Mar 2016 24 Mar 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 14 Mar 2016 11 Mar 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 29 Feb 2016 25 Feb 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 23 Feb 2016 22 Feb 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 17 Feb 2016 12 Feb 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 02 Feb 2016 29 Jan 2016 001-09894
4 Open 4 document View SEC filing for 4 FORM 4 20 Jan 2016 15 Jan 2016 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Aug 2015 14 Aug 2015 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 May 2015 15 May 2015 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Feb 2015 23 Feb 2015 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Feb 2015 13 Feb 2015 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Nov 2014 14 Nov 2014 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Nov 2014 10 Nov 2014 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Aug 2014 27 Aug 2014 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Aug 2014 15 Aug 2014 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 May 2014 15 May 2014 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Feb 2014 26 Feb 2014 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Feb 2014 14 Feb 2014 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Nov 2013 15 Nov 2013 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Aug 2013 15 Aug 2013 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 May 2013 15 May 2013 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Feb 2013 15 Feb 2013 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Nov 2012 15 Nov 2012 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Aug 2012 15 Aug 2012 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 May 2012 15 May 2012 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Mar 2012 21 Mar 2012 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Feb 2012 27 Feb 2012 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Feb 2012 15 Feb 2012 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Dec 2011 20 Dec 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Dec 2011 09 Dec 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Nov 2011 23 Nov 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Nov 2011 16 Nov 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Nov 2011 15 Nov 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Nov 2011 31 Oct 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Oct 2011 17 Oct 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Oct 2011 03 Oct 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Sep 2011 19 Sep 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Sep 2011 07 Sep 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Aug 2011 22 Aug 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Aug 2011 17 Aug 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Aug 2011 08 Aug 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Jul 2011 25 Jul 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Jul 2011 11 Jul 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Jun 2011 27 Jun 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Jun 2011 13 Jun 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Jun 2011 31 May 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 May 2011 16 May 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 May 2011 02 May 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Apr 2011 18 Apr 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Apr 2011 06 Apr 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Mar 2011 21 Mar 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Mar 2011 08 Mar 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Mar 2011 28 Feb 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Feb 2011 23 Feb 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Feb 2011 16 Feb 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Feb 2011 08 Feb 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Jan 2011 26 Jan 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Jan 2011 25 Jan 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Jan 2011 11 Jan 2011 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Dec 2010 27 Dec 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Dec 2010 14 Dec 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Nov 2010 30 Nov 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Nov 2010 16 Nov 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Nov 2010 02 Nov 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Oct 2010 19 Oct 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Oct 2010 05 Oct 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Sep 2010 21 Sep 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Sep 2010 08 Sep 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Aug 2010 24 Aug 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Aug 2010 16 Aug 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Aug 2010 10 Aug 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Jul 2010 27 Jul 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Jul 2010 13 Jul 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Jun 2010 28 Jun 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jun 2010 15 Jun 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jun 2010 03 Jun 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 May 2010 17 May 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 May 2010 05 May 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Apr 2010 20 Apr 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Apr 2010 05 Apr 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Mar 2010 23 Mar 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Mar 2010 10 Mar 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Feb 2010 23 Feb 2010 001-09894
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Feb 2010 17 Feb 2010 001-09894
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 16 Feb 2010 11 Feb 2010 001-09894

About this filer

John O Larsen files with the SEC under CIK 0001483963. 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.