TripAdvisor surges as activist investor Starboard discloses stake

  • Tripadvisor Inc (NASDAQ:TRIP) shares added more than 16% after activist investor Starboard disclosed it has taken a 9% stake in the company, valued at about $160 million. Per a regulatory filing with the Securities and Exchange Commission, Starboard believes TripAdvisor's stock “were undervalued and represented an attractive investment opportunity.