X0609 4 2026-03-23 0001526520 TripAdvisor, Inc. TRIP 0001465849 CATES ANDREW F. false C/O TRIPADVISOR, INC. 400 1ST AVENUE NEEDHAM MA 02494 1 0 Common Stock 2026-03-23 4 A 0 5935 0 A 15886 D Represents shares underlying Restricted Stock Units ("RSUs") granted under the Tripadvisor, Inc. 2023 Stock and Annual Incentive Plan in connection with such individual's appointment to the Company's Board of Directors on March 22, 2026. Such RSUs vest in full on June 18, 2026. The filing was delayed due to a procedural delay in Mr. Cates receiving the requisite EDGAR access codes from the SEC. This Form 4 was filed promptly upon receipt of the codes. /s/ Linda C. Frazier, attorney in fact 2026-03-27