BUZZ-WS Atkins: best day in 3 months after results beat
** WS Atkins (LSE: ATK.L - news) rises 3.8 pct after FY profits beat expectations
** Pre-tax profit £139 mln euros v £131.44 mln expected by analysts, according to Reuters data
** Liberum ("buy") says increase in net cash £141 mln to £192 mln also positive; adds valuation attractive on 10.7x 2016 P/E
** Best day for the stock since February
** Third top riser on FTSE 250 index