UK's Coats Group bottoms FTSE midcap after $770 million OrthoLite deal
** Shares of British thread manufacturer Coats Group COA.L down 6.5% at 76.8p - top percent loser on the FTSE 250 index .FTMC ** Co on Wednesday agreed to buy footwear insole maker OrthoLite for $770 million ** COA down ~19% YTD (Reporting by Yamini Kalia in Bengaluru) ((Yamini.Kalia@thomsonreuters.com))