Shares in AstraZeneca fell 14 per cent upon the market's opening after the company rejected a £55-a-share offer from Pfizer, which the US drug firm described as "final".
Pfizer has until Monday until it admits defeat in bidding for AstraZeneca. But after the shenanigans of the past few days we cannot be sure.
AstraZeneca's share price is tumbling back down to earth after the board rejected a "final" Pfizer bid. So is the takeover really over?
Sweden's Finance Minister says the Government should be "very, very sceptical" about any promises the US pharmaceutical giant makes.