** KeyBanc initiates building products and services supplier Builders FirstSource BLDR.N with "overweight" rating, PT at $145
** PT represents a 19.6% upside on stock's last close
** Says BLDR combines a leading market position in a fragmented industry with growth opportunities, supported by a shift toward higher-margin offerings and an attractive valuation relative to peers
** "While we acknowledge that near-term housing expectations may need to moderate, we view BLDR as compelling at current levels given its structural advantages and long-term growth runway ahead of a housing inflection," KeyBanc says
** 11 of 21 brokerages rate the stock "buy" or higher and 10 "hold"; their median PT is $142.5 - according to data compiled by LSEG
** As of last close, shares down about 15% YTD
(Reporting by Parth Chandna)
((Parth.Chandna@thomsonreuters.com;))