Summary: Activist investor Starboard Value has acquired a 9% stake in Tripadvisor, valued at approximately $160 million. This news caused Tripadvisor’s share price to rise by 7% in after-hours trading.

Link: https://www.channelnewsasia.com/business/activist-starboard-value-takes-stake-online-travel-company-tripadvisor-stock-jumps-5217351