BUZZ-M&S: robust H1 sends shares to 2.5-mth highs
** Marks & Spencer (Other OTC: MAKSF - news) +4%, 3rd-top FTSE 100 riser , after raises non-food margin forecast, beats H1 profit forecasts
** Non-food division increases gross margin by a greater than expected 2.85 percentage points in H1 and co raises FY guidance to up 2 to 2.5 percentage points v up 1 to 1.5 percentage points previously
** H1 underlying PBT +6.1% to 284 mln pounds v analysts' forecast 270 mln pounds
** Stock hits levels last seen mid-August, YTD gain now 13%
(RM (LSE: RM.L - news) : tricia.wright1.thomsonreuters.com@reuters.net)