Update: Gartmore worst performer on FTSE350 as Henderson talks confirmed

Gartmore's shares slumped 9.35% this morning to 95p, pushing the fund manager to top of the losers' board across the whole of the FTSE350.

The fall follows reports over the weekend that Henderson Global Investors had made a 95p per share bid for the group. According to reports in the Financial Times, Henderson has made a conditional offer, which is a discount to Gartmore's closing share price on Friday of 104.8p. The offer values Gartmore at £344m in total. This would be paid in a mix of cash and Henderson shares, according to people close to the talks. Henderson's shares are up 2.76% this morning, putting the fund group in the top ten list of FTSE winners. Gartmore CEO Jeffrey Mayer is believed to be keen to complet...