UBS boosts European shares as Swiss, British stocks prosper
* FTSEurofirst 300 up 0.5 pct
* UBS sees positive revenue trends
* Ongoing caution over Greece hinders euro zone
* Britain shares outperform; calm ahead of election
By Alistair Smout
GLASGOW, May 5 (Reuters) - Shares of Swiss bank UBS were the top performers in Europe on Tuesday, rising on the back of its highest quarterly profit in nearly five years, as gains for non-euro zone shares helped European stocks into positive territory.
The pan-European FTSEurofirst 300 index was up 0.5 percent at 0756 GMT, though euro zone indexes in Germany, Italy and Spain were flat to 0.2 percent lower.
The broader market was lifted by UBS' results. The bank rose 4.4 percent, with some analysts pointing to positive revenue trends and encouraging development in wealth management.
Switzerland's SMI was up 0.1 percent, with UBS the top riser on the index. Continuación...