Alstom surge cushions dip in European shares
* FTSEurofirst 300 falls 0.2 pct
* Alstom jumps; among most shorted stocks on Paris bourse
* Persistent Ukraine tension weighs on sentiment
* Stocks extend losses after US GDP (Adds quotes, details, updates prices)
By Alistair Smout
LONDON, April 30 (Reuters) - European shares lost ground on Wednesday after gaining in the previous session as tension in Ukraine and weak U.S. growth more than offset reports of further corporate deal-making.
Alstom jumped 9.8 percent after saying it would review a binding offer from General Electric for its energy business by the end of May and left the door open for a competing bid from Germany's Siemens.
Shares in Alstom resumed trading on Wednesday, after being suspended since late last week.
According to data from Markit, 7.1 percent of Alstom shares are out on loan, making it one of the most shorted stocks on the Paris bourse. Short sellers could not close their positions while the stock was suspended. Continuación...