RONALD L. OLSON SEC EDGAR Filings (CIK 0001192668)

SEC EDGAR filings, ownership reports, and insider transactions for RONALD L. OLSON.

Business address
Munger, Tolles & Olson Llp, 350 S. Grand Avenue, 50 Th Floor, Los Angeles, CA, 90071
Top holdings (ownership)
BRKA and WEA
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RONALD L. OLSON has filed 58 SEC EDGAR filings since 27 Jun 2003

Latest Filings

Recent SEC filings for RONALD L. OLSON including 4, 3, 4/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 4 22 Dec 2025 18 Dec 2025 001-43014
3 Open 3 document View SEC filing for 3 3 16 Dec 2025 16 Dec 2025 001-43014
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 Oct 2023 17 May 2023 001-14905
4 Open 4 document View SEC filing for 4 FORM 4 24 Jan 2023 20 Jan 2023 811-10603
4 Open 4 document View SEC filing for 4 FORM 4 27 Dec 2022 23 Dec 2022 811-10603
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Jul 2022 05 Jul 2022 001-14905
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Apr 2021 10 Jan 2020 811-02351
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jan 2021 18 Dec 2020 001-14905
3 Open 3 document View SEC filing for 3 FORM 3 29 Apr 2020 24 Apr 2020 811-21477
3 Open 3 document View SEC filing for 3 FORM 3 29 Apr 2020 24 Apr 2020 811-21403
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Mar 2018 28 Feb 2018 001-14905
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Mar 2016 11 Mar 2016 001-14905
4 Open 4 document View SEC filing for 4 22 Dec 2014 19 Dec 2014 001-14905
4 Open 4 document View SEC filing for 4 FORM 4 18 Apr 2014 04 Apr 2014 001-09936
4 Open 4 document View SEC filing for 4 FORM 4 02 Apr 2014 31 Mar 2014 001-09936
4 Open 4 document View SEC filing for 4 FORM 4 - 19 Feb 2014 18 Feb 2014 001-10521
4 Open 4 document View SEC filing for 4 FORM 4 29 Apr 2013 25 Apr 2013 001-09936
4/A Open 4/A document View SEC filing for 4/A FORM 4/A - 24 Apr 2013 17 Apr 2013 001-10521
4 Open 4 document View SEC filing for 4 FORM 4 - 19 Apr 2013 17 Apr 2013 001-10521
4 Open 4 document View SEC filing for 4 FORM 4 18 Mar 2013 15 Mar 2013 001-09936
4 Open 4 document View SEC filing for 4 FORM 4 12 Mar 2013 08 Mar 2013 001-09936
5 Open 5 document View SEC filing for 5 RLO FORM 5 FOR GIFTS TO TRUST (DEC 2012) 09 Jan 2013 31 Dec 2012 001-14905
4 Open 4 document View SEC filing for 4 FORM 4 FOR RLO - DEC 2012 20 Dec 2012 18 Dec 2012 001-14905
4 Open 4 document View SEC filing for 4 FORM 4 - 13 Dec 2012 12 Dec 2012 001-10521
4 Open 4 document View SEC filing for 4 FORM 4 - 11 May 2012 09 May 2012 001-10521
4 Open 4 document View SEC filing for 4 FORM 4 - GENERATED BY WEBFILINGS 30 Apr 2012 26 Apr 2012 001-09936
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Apr 2012 30 Mar 2012 001-09936
4 Open 4 document View SEC filing for 4 2012 RLO PURCHASE OF BRKA 06 Mar 2012 05 Mar 2012 001-14905
4 Open 4 document View SEC filing for 4 FORM 4 - 13 Feb 2012 13 Feb 2012 001-10521
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Apr 2011 28 Apr 2011 001-09936
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Apr 2011 20 Apr 2011 001-10521
4 Open 4 document View SEC filing for 4 FORM 4 - 18 Apr 2011 15 Apr 2011 001-10521
4 Open 4 document View SEC filing for 4 RLO PURCHASE OF BRKA STOCK 2/28/2011 02 Mar 2011 28 Feb 2011 001-14905
4 Open 4 document View SEC filing for 4 RLO SALE OF WPO SHARES 12-31-2010 03 Jan 2011 30 Dec 2010 001-06714
4 Open 4 document View SEC filing for 4 FORM 4 - 04 May 2010 03 May 2010 001-10521
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Apr 2010 22 Apr 2010 001-09936

About this filer

RONALD L. OLSON files with the SEC under CIK 0001192668. 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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