BUZZ-Victrex: Top of the Stoxx after small H1 beat
** Specialty chemicals maker Victrex (LSE: VCT.L - news) 's shares up 5.7 pct, top of the Stoxx 600, after co reports better-than-expected H1 results
** Co says H1 pretax profit fell 12 pct to 47.5 mln stg, vs Thomson Reuters I/B/E/S (Other OTC: UBGXF - news) expectation of 47.25 mln stg
** Morgan Stanley (Xetra: 885836 - news) analysts point to lower fixed costs for beat, add co's outlook calls for material H2 improvement
** Co second-largest FTSE mid-250 gainer, with a fifth of 30-day avg vols gone through in the first 45 minutes of trade
** Best day for stock since September (venkateshasoumithri.mamidipudi.thomsonreuters.com@reuters.net)