TripAdvisor saw its share price spike as news filtered out of a potential sale of the travel review giant.
The company has set up a committee to explore a possible sale, and said it had hired investment bank Centerview Partners to advise.
The committee will look at all options, including selling the business.
Its current share price values the company at around about $3.5 billion.
Its major shareholder is Liberty TripAdvisor Holdings with a 56% share.
Tripadvisor is due to report earnings today.
