Expedia’s stock ended the holiday-shortened session up 3.2%, its largest rise since it rose 3.8% on May 27. Tripadvisor’s stock shot up 16.7%, and has soared 34.1% over the past three sessions. Among others in the travel-services space, Airbnb Inc.’s stock was up 0.8% and Booking Holdings Inc. shares moved higher by 0.3%, at the closing bell.

Tripadvisor shares jumped 10% after Starboard Value revealed a more than 9% stake in the online travel company, according to a securities filing.

Activist investor Starboard Value has taken a 9% stake in Tripadvisor, and shares of the travel review company jumped Thursday.