Sec Form 13D Filing - WR Berkley & Others LLC filing for - 2025-12-11

Insider filing report for Changes in Beneficial Ownership

  • Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
  • Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>





If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. Checkbox not checked

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).






SCHEDULE 13D



Comment for Type of Reporting Person:
The aggregate amount in row (11) does not reflect shares of common stock, par value $0.20 per share (the "Common Stock"), of W. R. Berkley Corporation (the "Issuer") held by MS&AD Insurance Group Holdings, Inc., a kabushiki kaisha (stock corporation) organized under the laws of Japan ("MS&AD Holdings"), and Mitsui Sumitomo Insurance Co., Ltd., a kabushiki kaisha (stock corporation) organized under the laws of Japan ("MSI" and together with MS&AD Holdings, the "MSI Entities"), as further described in Items 5(a) and 6. Percentages are based on 380,021,174 shares of Common Stock outstanding as of October 28, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025.


SCHEDULE 13D



Comment for Type of Reporting Person:
The aggregate amount in row (11) does not reflect shares of Common Stock held by the MSI Entities, as further described in Items 5(a) and 6. Percentages are based on 380,021,174 shares of Common Stock outstanding as of October 28, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025.


SCHEDULE 13D



Comment for Type of Reporting Person:
The aggregate amount in row (11) does not reflect shares of Common Stock held by the MSI Entities, as further described in Items 5(a) and 6. Percentages are based on 380,021,174 shares of Common Stock outstanding as of October 28, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025.


SCHEDULE 13D



Comment for Type of Reporting Person:
The aggregate amount in row (11) does not reflect shares of Common Stock held by the MSI Entities, as further described in Items 5(a) and 6. Percentages are based on 380,021,174 shares of Common Stock outstanding as of October 28, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025.


SCHEDULE 13D



Comment for Type of Reporting Person:
The aggregate amount in row (11) does not reflect shares of Common Stock held by the MSI Entities, as further described in Items 5(a) and 6. Percentages are based on 380,021,174 shares of Common Stock outstanding as of October 28, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025.


SCHEDULE 13D



Comment for Type of Reporting Person:
The aggregate amount in row (11) does not reflect shares of Common Stock held by the MSI Entities, as further described in Items 5(a) and 6. Percentages are based on 380,021,174 shares of Common Stock outstanding as of October 28, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025.


SCHEDULE 13D



Comment for Type of Reporting Person:
The aggregate amount in row (11) does not reflect shares of Common Stock held by the MSI Entities, as further described in Items 5(a) and 6. Percentages are based on 380,021,174 shares of Common Stock outstanding as of October 28, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025.


SCHEDULE 13D



Comment for Type of Reporting Person:
The aggregate amount in row (11) does not reflect shares of Common Stock held by the MSI Entities, as further described in Items 5(a) and 6. Percentages are based on 380,021,174 shares of Common Stock outstanding as of October 28, 2025, as reported in the Issuer's Form 10-Q filed with the Securities and Exchange Commission on November 3, 2025.


SCHEDULE 13D

 
WR Berkley & Others LLC
 
Signature:/s/ W. Robert Berkley, Jr.
Name/Title:W. Robert Berkley, Jr. /Manager
Date:12/11/2025
 
WR Berkley & Others 2 LLC
 
Signature:/s/ W. Robert Berkley, Jr.
Name/Title:W. Robert Berkley, Jr. / Manager
Date:12/11/2025
 
William R. Berkley
 
Signature:/s/ William R. Berkley
Name/Title:William R. Berkley
Date:12/11/2025
 
Marjorie J. Berkley
 
Signature:/s/ Marjorie J. Berkley
Name/Title:Marjorie J. Berkley
Date:12/11/2025
 
W. Robert Berkley, Jr.
 
Signature:/s/ W. Robert Berkley, Jr.
Name/Title:W. Robert Berkley, Jr.
Date:12/11/2025
 
The William R. Berkley 2011 GST Trust u/a dated December 20, 2011
 
Signature:/s/ W. Robert Berkley, Jr.
Name/Title:W. Robert Berkley, Jr. /Trustee
Date:12/11/2025
 
The William R. Berkley 2022 Family Trust f/b/o William R. Berkley, Jr. and His Issue
 
Signature:/s/ Marjorie J. Berkley
Name/Title:Marjorie J. Berkley/Trustee
Date:12/11/2025
 
The William R. Berkley 2022 Family Trust f/b/o Lauren Berkley and Her Issue
 
Signature:/s/ Marjorie J. Berkley
Name/Title:Marjorie J. Berkley/Trustee
Date:12/11/2025
primary_doc.xml