Shares of Crucell NV of the Netherlands jumped 35% on 8 January 2009 following the disclosure late the previous day that the company was in discussions with Wyeth about a merger. Shares of the Dutch vaccine maker rose to €15.6 on the Euronext stock exchange in Amsterdam from €11.58 a day earlier. Wyeth is reported by Bloomberg to be offering $1.35 billion for Crucell. Neither company has commented publicly about the price.
