Guggenheim has upgraded Roku Inc. (NASDAQ: ROKU) from Neutral to Buy, setting a price target of $75. Analyst Michael Morris noted that investor enthusiasm for Roku's story is expected to increase as the company approaches its third-quarter earnings report in November. This upgrade is part of a broader trend, with several companies, including Lyft, Chewy, and Warby Parker, also receiving positive analyst ratings, driven by strategic shifts and market opportunities. Following the announcement, Roku's stock rose by 4.2% in pre-market trading.