** Shares of auto retailer Group 1 Automotive GPI.N up 2% at $331.74 premarket
** Benchmark upgrades GPI to "buy" from "hold"; sets PT at $425, implying ~30% upside from stock's last close
** "A blue-chip operator that typically commands a premium now trades near the lower end of the group, presenting a more balanced risk-reward and a relative multiple that could become a tailwind" - Benchmark
** Brokerage says portfolio optimization and restructuring should lift store-level profitability
** As of last close, GPI stock down 17.3% YTD
(Reporting by Tharuniyaa Lakshmi in Bengaluru)
((tharuniyaa@thomosonreuters.com))