William R. Berkley SEC EDGAR Filings (CIK 0000918186)

SEC EDGAR filings, ownership reports, and insider transactions for William R. Berkley.

Business address
165 Mason Street, Greenwich, CT, 06830
Top holdings (ownership)
WRB
Top holdings (Schedule 13D)
WRB
State of incorporation
CT
Fiscal year end
31 December
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William R. Berkley has filed 117 SEC EDGAR filings since 27 Jan 1994

Latest Filings

Recent SEC filings for William R. Berkley including SCHEDULE 13D, 4, SC 13G/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
SCHEDULE 13D Open SCHEDULE 13D document View SEC filing for SCHEDULE 13D 11 Dec 2025
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 19 Aug 2025 15 Aug 2025 001-15202
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 13 Jun 2025 11 Jun 2025 001-15202
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 19 Aug 2024 15 Aug 2024 001-15202
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 12 Jun 2024 12 Jun 2024 001-15202
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 17 Aug 2023 15 Aug 2023 001-15202
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 14 Jun 2023 14 Jun 2023 001-15202
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 17 Aug 2022 15 Aug 2022 001-15202
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 15 Jun 2022 15 Jun 2022 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Aug 2021 16 Aug 2021 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Aug 2021 05 Aug 2021 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Jun 2021 15 Jun 2021 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Aug 2020 17 Aug 2020 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Aug 2020 05 Aug 2020 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Jun 2020 12 Jun 2020 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Aug 2019 05 Aug 2019 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Jun 2019 06 Jun 2019 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Aug 2018 06 Aug 2018 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jun 2018 31 May 2018 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Aug 2017 07 Aug 2017 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 May 2017 16 May 2017 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 May 2016 25 May 2016 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Jan 2016 30 Dec 2015 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jun 2015 02 Jun 2015 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2015 02 Mar 2015 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 May 2014 20 May 2014 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Aug 2013 22 Jul 2013 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2013 21 May 2013 001-15202
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT #13 14 Feb 2013
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Jan 2013 27 Dec 2012 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Dec 2012 17 Dec 2012 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Sep 2012 26 Sep 2012 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2012 22 May 2012 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2012 02 Feb 2012 001-15202
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 12 02 Feb 2012
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jan 2012 30 Dec 2011 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Dec 2011 22 Dec 2011 001-15202
4 Open 4 document View SEC filing for 4 FORM 4 22 Sep 2011 20 Sep 2011 001-31825
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 May 2011 17 May 2011 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Mar 2011 10 Mar 2011 001-15202
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 11 07 Feb 2011
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jan 2011 31 Dec 2010 001-15202
4 Open 4 document View SEC filing for 4 FORM 4 - 21 Sep 2010 20 Sep 2010 001-31825
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 May 2010 18 May 2010 001-15202
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2010 02 Mar 2010 001-15202
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A TENTH AMENDMENT 08 Feb 2010

About this filer

William R. Berkley files with the SEC under CIK 0000918186. 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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