After two days, no! No surprice. Good news that it was followed by more buying in US-market. You can always see the glass as half empty if that fits your agenda Andrew!
It is hardly frightening that a few big shareholders have lost patience and sell their shares when there is a big bid. What is frightening is that almost one per cent of the OS is traded hours before there is a PR with good news, which causes the pps to rise significantly. In Norway people can get incarcerated for insider trading.