Virtual KOL Event to Discuss EQ504: A Novel Aryl Hydrocarbon Receptor (AhR) Modulator for Ulcerative Colitis 1 November 5, 2025 Forward-Looking Statements and Other Disclaimers 3 This presentation contains forward-looking statements about Equillium, Inc. (the "Company"). In some cases, you can identify forward-looking statements by the words "will," "expect," "intend," "plan," "objective," "believe," "estimate," "potential," "continue" and "ongoing," or the negative of these terms, or other comparable termi ...