Executive Change

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): May 27, 2020 Commission File Number 1-15202       W. R. BERKLEY CORP ORATION      (Exact name of registrant as specified in its charter) Delaware   22-1867895 (State or other jurisdiction of incorporation or organization)   (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)   None   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)) 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 5.625% Subordinated Debentures due 2053   WRB-PB   New York Stock Exchange 5.90% Subordinated Debentures due 2056   WRB-PC   New York Stock Exchange 5.75% Subordinated Debentures due 2056   WRB-PD   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 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. On May 27, 2020, W. R. Berkley Corporation (the “Company”) announced Ira S. Lederman’s resignation from his position as the Company’s Executive Vice President and Secretary.  Mr. Lederman’s resignation as an executive officer of the Company is effective June 1, 2020.  Mr. Lederman will continue as a part time employee of the Company as Of Counsel and Assistant Secretary with his compensation being adjusted commensurate with his new role.  Mr. Lederman’s outstanding long-term incentive awards will be treated in accordance with their applicable terms.  W. R. Berkley Corporation           4 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 and Treasurer          Date: May 29, 2020