Shares of Roku (ROKU) were up 9% in extended trading on Thursday after delivering strong 1Q results. The company reported a profit of $0.54 per share versus a loss of $0.45 in the same quarter last year. Analysts were expecting a loss of $0.13 per share. The digital media player company posted revenues of $574.2 million in 1Q, up 79% year-on-year and topping consensus estimates of $492 million. Roku stated in its letter to shareholders, “With so much outstanding content being made available on the Roku platform, publishers are investing heavily in promotion and leveraging our industry-leading, performance-driven marketing tools to build their TV streaming audiences.