Certain Common Stock of Rapport Therapeutics, Inc. are subject to a Lock-Up Agreement Ending on 9-DEC-2025. These Common Stock will be under lockup for 91 days starting from 9-SEP-2025 to 9-DEC-2025.

Details:
The company and officers, directors and certain of stockholders have agreed with the underwriters, subject to certain exceptions, not to dispose of or hedge any of or their common stock or securities convertible into or exchangeable for shares of common stock (collectively, ?Lock-Up Securities?) during the period from the date of this prospectus supplement continuing through the date 90 days after the date of this prospectus supplement, except with the prior written consent of Goldman Sachs & Co. LLC and Jefferies LLC.