** Shares of chip co Skyworks Solutions SWKS.O plummet ~28% premarket to $62.70 after dour current qtr forecast

** SWKS shares set to open at over 6-year low

** Apple AAPL.O supplier late Weds said expects rev declines in its mobile segment and projected profits below estimates in Q2

** "We anticipate a mid-to-high teens sequential decline in mobile, consistent with historical seasonal patterns," CFO Kris Sennesael said regarding Q2 outlook

** Also, co said current CEO Liam Griffin to step down and be replaced by Inseego INSG.O exec chairman Philip Brace, who began his career at Intel INTC.O

** At least 9 Wall Street analysts chop their PTs reacting to the news, per LSEG; Stifel downgrades SWKS to 'hold' from 'buy', Mizuho cuts rating to 'neutral' from 'outperform'

** TD Cowen said in note Skyworks on earnings call indicated its lead mobile customer AAPL decided to dual source RF (radio frequency) components with a competitor, which the analysts believe is Broadcom AVGO.O, in upcoming iPhone 17 model

** Of 29 analysts covering SWKS, recommendation breakdown is 3 "strong buy" or "buy", 23 "hold" and 3 "sell" or "strong sell"; median PT of $75 down from $110 on Nov 6 - LSEG

** Through Weds, stock has lost ~15% over the past year

(Lance Tupper is a Reuters market analyst. The views expressed are his own)

((lance.tupper@tr.com 1-646-279-6380))