"Growing hope of a bid for Flomerics, a supplier of simulation software, helped its shares to jump another 22p to 84p as Mentor Graphics, the Nasdaq-listed design software group, which bought 20 per cent on Monday, acquired a further 6 per cent at 104p, a big premium and setting a floor to any offer price."
http://business.timesonline.co.uk/tol/business/markets/article3579222.ece