Key TakeawaysRaymond James initiated coverage of Arm Holdings with an "overweight" rating and a price target of $160.It was the second time this week that analysts praised Arm, with Morgan Stanley earlier making the stock its new "Top Pick."Both Raymond James and Morgan Stanley pointed to Arm's strength in generative artificial intelligence. Arm Holdings' (ARM) U.S.-listed shares rose Friday, extending a run of gains after an analyst started coverage of the chip-design company's stock with an upbeat rating. ...