Spotify did not immediately respond to a request for comment on whether it planned on raising US prices for Premium subscriptions. In its announcement Monday, Spotify said it was introducing the price increase "so that we can continue to innovate on our product offerings and features, and bring you the best experience." The announcement gave a shot in the arm to Spotify's share price during Monday's trading, with a nearly 7% increase in the stock price at the NYSE. The share price had dropped 11.5% on July ...