Roku posted strong first-quarter results paced by a 27% rise in advertising revenue. Starting in the quarter, the streaming provider began breaking out ad revenue as a category within overall platform revenue. Ad revenue totaled $612.7 million. Revenue hit $1.25 billion, up 22% and a bit better than Wall Street analysts’ consensus estimate. Earnings per share of 57 cents easily beat the Street outlook for 35 cents. Revenue from subscriptions, which has also been on the upswing of late thanks to price incr ...