Vestas shares fell by around 5% on 22 November, with the accumulated fall this year reaching 47%. At one point, shares traded at Kr165, the lowest level in the last four years.

Vestas made the forecasts as part of changes to its accounting policy, which defer €2.9bn ($3.97bn) in revenues from supply and installation contracts up to 30 September 2010, with the revenues being recognized in coming periods.

In