ORAGENICS PROVIDES INVESTOR UPDATE

A MESSAGE FROM OUR CHIEF EXECUTIVE OFFICER Sarasota, FL, May 18, 2026 (GLOBE NEWSWIRE) -- Oragenics, Inc. (NYSE American: OGEN) Dear Fellow Shareholders, Since our last investor update, Oragenics has continued to execute across all fronts — in the clinic, in the regulatory pipeline, on our balance sheet, and strategically. We have reached a pivotal moment: our Phase IIa clinical trial of ONP-002 is active in Australia, patients are being enrolled and dosed, and we have now signed a Letter of Intent to pursue a licensing agreement for a complementary CNS-related medical device.