** RBC Capital Markets lowers rating of Beacon Roofing Supply BECN.O to "sector perform" from "outperform"

** Lifts price target by 35 cents to $124.35, representing a 0.5% upside to the stock's last close

** Says rating and PT change are to match acquisition price offered by QXO QXO.N of $124.35/share, expects consummation of transaction around end of April

** "We believe BECN should trade closer to in line with its distributor peer group avg. given its scale and relatively less cyclical business, though strong private competitors and pricing give-back can be headwinds to earnings" - brokerage

** Three brokerages rate BECN "buy" and 11 "hold"; their median PT is $124.25 - data compiled by LSEG

** As of last close, stock had risen 21.9% YTD

(Reporting by Aatreyee Dasgupta)

((Aatreyee.Dasgupta@thomsonreuters.com))