WRB · Berkley W R Corp

W. R. Berkley Corporation (NYSE: WRB) announced today that its Board of Directors has increased the Company's share repurchase authorization to 25 million shares of common stock. The Company’s focus continues to be on delivering value to shareholders through building book value as well as returning excess capital to shareholders through a variety of available methods. Repurchases may be made by the Company from time to time at prevailing prices in the open market or in privately negotiated transactions, subject to market conditions and other factors. 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 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 . Karen A. Horvath Vice President – External Financial

W. R. Berkley Corporation (NYSE: WRB) will release its fourth quarter and full year 2025 earnings after the market closes on Monday, January 26, 2026. A copy of the earnings release will be available on the Company’s website at www.berkley.com . The Company has scheduled its quarterly conference call with analysts and investors to discuss its earnings and other information on Monday, January 26, 2026 at 5:00 p.m. eastern time. A live audio webcast of the conference call may be accessed via the Company’s website at www.berkley.com . Please log on early to register. A replay of the webcast will be available on the Company’s website approximately two hours after the end of the call. 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. Karen

W. R. Berkley Corporation (NYSE: WRB) today announced that Lee Iannarone has been named executive vice president. He is succeeded by Stephen Kennedy, who has been named senior vice president and general counsel. The appointments are effective immediately. Mr. Iannarone began his tenure with the Company in 2023 as senior vice president and general counsel. In his new role, he will assume oversight of certain of the Company’s businesses. He has more than 25 years of experience and previously served as general counsel and chief compliance officer for an internationally recognized (re)insurer. Mr. Kennedy joined W. R. Berkley Corporation as vice president - senior counsel in 2020. He has extensive experience in insurance and reinsurance transactions, regulatory and compliance matters, corporate governance, and dispute resolution. Prior to joining Berkley, he served as a senior equity partner at an international law firm, vice president – litigation & claims counsel at a