MACOM is trading at $280.80, up 9.8%, after Raymond James upgraded it to Outperform from Market Perform on October 27. - The upgrade included a $300 price target; CNBC reported the analyst viewed the pullback as a buying opportunity. - The Philadelphia Semiconductor Index rose 3.6% as AI-related technology shares rallied, alongside record SK hynix results. - MACOM closed at $255.68 on October 27; pre-market volume was unavailable.