** Defence company BAE Systems's shares down 0.9pct, only FTSE 100 stock in negative territory, afterCredit Suisse cuts rating to "underperform" from "neutral",largely on valuation grounds
** "Not the defence name to own," analysts say, highlightingstock's strong performance and concerns that a large order fromSaudi Arabia may fail to materialise
** Co "now trades on an EV/EBIT multiple of 11.2x 2017E, ata 10% premium to its US peers despite having a less favourableexposure to the US budget," analysts say
** Shares defying a 1.6 pct bounce in the FTSE, which is setfor its best day in nearly a month
** CS cut rating on co to "neutral" from "outperform" inOct.
** One fifth of stock's 30-day avg volume gone through sinceopen on Tues (venkateshasoumithri.mamidipudi.thomsonreuters.com@reuters.net)