"On the FTSE 250, Old Speckled Hen brewer Greene King rose 0.48 per cent or 3p to 626p following rumours of a possible bid. The talk bore few details – there was no indication of the price of the prospective offer, nor were there any clues to the identity of the suitor."
http://www.independent.co.uk/news/business/sharewatch/market-report-cairn-soars-after-rumours-of-bid-from-eni-794493.html