Neil DennisShares in SSE rose sharply in early trade in London on Wednesday, adding to Tuesday's gains after news it was in merger talks with rival npower.
The two companies said on Tuesday they were in advanced merger talks to combine their household supply businesses into a company serving 11.5 million customers across Britain.
On Wednesday - shares in SSE rose 3.12% to £14.54 in early trade, following a gain of 2.6% on Wednesday.