Why Roku Stock Tumbled on Monday

Why Roku Stock Tumbled on Monday

Early in the trading day on Monday, shares of Roku (NASDAQ: ROKU) turned sharply lower, declining as much as 6.7%. The catalyst that sent the streaming pioneer tumbling was a report that a big player was entering the streaming device and connected-TV space. Microsoft (NASDAQ: MSFT) is working to expand is Xbox Cloud game-streaming platform.