EXHIBIT 99 Public Service Enterprise Group 80 Park Plaza Newark, NJ 07102 PSEG ANNOUNCES FIRST QUARTER 2024 RESULTS $1.06 PER SHARE NET INCOME$1.31 PER SHARE NON-GAAP OPERATING EARNINGS Reaffirms 2024 Non-GAAP Operating Earnings Guidance of $3.60 -$3.70 Per Share (NEWARK, N.J. – April 30, 2024) Public Service Enterprise Group (NYSE: PEG) reported the following results for the first quarter of 2024: PSEG Consolidated (unaudited) First Quarter Comparative Results Income Diluted Earnings Per Share ($ million ...