8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): December 9, 2022

     W. R. BERKLEY CORPORATION     
(Exact name of registrant as specified in its charter)

Delaware	1-15202		22-1867895
(State or other jurisdiction of incorporation or organization)	(Commission File Number)		(I.R.S. Employer Identification No.)
475 Steamboat Road	Greenwich	Connecticut	06830
(Address of principal executive offices)			(Zip Code)

(203) 629-3000

(Registrant’s telephone number, including area code)

	Not Applicable
Former name, former address and former fiscal year, if changed since last report.

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class	Trading Symbol	Name of Each Exchange on Which Registered
Common Stock, par value $.20 per share	WRB	New York Stock Exchange
5.70% Subordinated Debentures due 2058	WRB-PE	New York Stock Exchange
5.10% Subordinated Debentures due 2059	WRB-PF	New York Stock Exchange
4.25% Subordinated Debentures due 2060	WRB-PG	New York Stock Exchange
4.125% Subordinated Debentures due 2061	WRB-PH	New York Stock Exchange

W. R. Berkley Corporation         2

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).    Emerging growth company     ☐    

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.     ☐    

W. R. Berkley Corporation         3

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Reference is made to the press release of W. R. Berkley Corporation (the “Company”) relating to the announcement of the December 9, 2022 election of Daniel L. Mosley to its board of directors effective January 1, 2023, increasing the number of board members to ten and increasing the number of independent directors to eight. Mr. Mosley has been named to each of the Company’s Compensation Committee and Nominating and Corporate Governance Committee. The press release was issued on December 12, 2022. A copy of the press release is attached to this Form 8-K as Exhibit 99.1 and is incorporated herein by reference.

W. R. Berkley Corporation         4

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

99.1 Press Release, dated December 12, 2022

W. R. Berkley Corporation         5

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

W. R. BERKLEY CORPORATION

By:	/s/ Richard M. Baio
	Name:	Richard M. Baio
	Title:	Executive Vice President -
		Chief Financial Officer

Date: December 12, 2022

EX-99.1

W. R. Berkley Corporation	NEWS
475 Steamboat Road
Greenwich, Connecticut 06830	RELEASE
(203) 629-3000

FOR IMMEDIATE RELEASE CONTACT: Karen A. Horvath
Vice President – External
Financial Communications
203-629-3000

W. R. BERKLEY CORPORATION ELECTS DANIEL L. MOSLEY AS A DIRECTOR

Greenwich, CT, December 12, 2022 -- W. R. Berkley Corporation (NYSE: WRB) today announced that its Board of Directors has elected Daniel L. Mosley as a director effective January 1, 2023, increasing the number of board members to ten and the number of independent directors to eight.

Mr. Mosley is a Partner at BDT & Company, a merchant bank established in 2009, and serves on the firm’s Executive Committee. Prior to joining BDT, Mr. Mosley was a partner at Cravath, Swaine & Moore LLP. Mr. Mosley is Chairman of the Board of the Pinkerton Foundation and former Chairman of the Board of Directors of Greenwich Hospital. He is also on the boards of various New York City not-for-profit organizations, including the Paley Center, Madison Square Boys & Girls Club, Inc., the William S. Paley Foundation, the Edward John Noble Foundation, the Thomas J. Watson Foundation and the William E. Simon Foundation. Mr. Mosley received a BS from the University of Alabama, a JD from the University of Alabama Law School and an LLM from New York University School of Law.

Founded in 1967, W. R. Berkley Corporation is an insurance holding company that is among the largest commercial lines writers in the United States and operates worldwide in two segments of the property casualty insurance business: Insurance and Reinsurance & Monoline Excess. For further information about W. R. Berkley Corporation, please visit www.berkley.com.

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Cover Page	Dec. 09, 2022
Entity Information [Line Items]
Document Type	8-K
Document Period End Date	Dec. 09, 2022
Entity Registrant Name	W. R. BERKLEY CORP
Entity File Number	1-15202
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	22-1867895
Entity Address, Address Line One	475 Steamboat Road
Entity Address, City or Town	Greenwich
Entity Address, State or Province	CT
Entity Address, Postal Zip Code	06830
City Area Code	(203)
Local Phone Number	629-3000
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Title of 12(b) Security	Common Stock, par value $.20 per share
Trading Symbol	WRB
Security Exchange Name	NYSE
Entity Emerging Growth Company	false
Entity Central Index Key	0000011544
Amendment Flag	false
4.125% Subordinated Debentures due 2061
Entity Information [Line Items]
Title of 12(b) Security	5.70% Subordinated Debentures due 2058
Trading Symbol	WRB-PE
Security Exchange Name	NYSE
5.10% Subordinated Debentures due 2059
Entity Information [Line Items]
Title of 12(b) Security	5.10% Subordinated Debentures due 2059
Trading Symbol	WRB-PF
Security Exchange Name	NYSE
4.25% Subordinated Debentures due 2060
Entity Information [Line Items]
Title of 12(b) Security	4.25% Subordinated Debentures due 2060
Trading Symbol	WRB-PG
Security Exchange Name	NYSE
Subordinated Debentures Due 2061, 4.125%
Entity Information [Line Items]
Title of 12(b) Security	4.125% Subordinated Debentures due 2061
Trading Symbol	WRB-PH
Security Exchange Name	NYSE