The Duff & Phelps Utility and Infrastructure Fund Inc. (NYSE: DPG) today announced that Ellen Elberfeld, CFA, will retire from her position as co-portfolio manager of the fund, effective May 5, 2023. The fund’s Chief Investment Officer and Co-Portfolio Manager Eric Elvekrog, CFA, CPA, who is senior managing director and senior portfolio manager, infrastructure at Duff & Phelps Investment Management Co., will continue to manage the fund as its sole portfolio manager. David D. Grumhaus, Jr.,...