Dong Energy IPO to value windfarm operator at £11bn

Danish firm that is major investor in UK offshore windfarms expects to sell up to 17% of shares in year's biggest float so far

Danish-based Dong Energy, a major investor in British offshore windfarms, is heading for the world's biggest stock market flotation so far this year with a price tag for the entire business of 106.5bn kroner (11bn).

The group, which has been a flag carrier for companies moving from fossil fuels to renewable energy, expects to sell up to 17% of its shares, each priced between 200 and 255 kroner.