OAKS, Pa., Oct. 22, 2025 /PRNewswire/ -- SEI Investments Company (NASDAQ:SEIC) today announced financial results for the third quarter 2025. Relative to the third quarter 2024, EPS increased by 9%, and revenue and operating income grew by 8% and 11%, respectively, with operating margin increasing to 28%. Consolidated Overview(In thousands, except earnings per share)For the Three Months Ended September 30,For the Nine Months  Ended September 30,20252024%20252024%Revenues$578,511$537,3968 %$1,689,456$1,567,96 ...