On June 23, 2023, Protagonist Therapeutics, Inc. notified the Nasdaq Stock Market LLC that following the company's Annual Meeting of Stockholders on May 25, 2023, where Sarah Noonberg, M.D., Ph.D. did not stand for re-election, the company has a vacancy on its Audit Committee and intends to rely on the cure period set forth in the Nasdaq Listing Rules while it recruits a new Audit Committee member.