Exhibit 99.3 Financial Trends Third Quarter 2024 October 23, 2024 Please direct inquiries to: Jennifer Childe Senior Vice President, Director of Investor Relations (312) 444-3290 or jennifer.childe@ntrs.com Grace Higgins Second Vice President, Investor Relations (847) 946-9113 or grace.higgins@ntrs.com The historical financial results and trends reflected in this report are not indicative of future financial results and trends for Northern Trust Corporation. This report should be read in conjunction with th ...