REFILE-European shares inch lower ahead of Yellen; Roche rallies
(Refiles to fix quote in third paragraph, substituting "and" for "are")
* Pan-European STOXX 600 index down 0.1 percent
* Banks led lower by Spain's Banco Popular, oils down
* Roche boosted by trial success with cancer drug
* Investors cautious before Yellen speech
By Danilo Masoni
MILAN, May 27 (Reuters) - European shares fell slightly on Friday, weighed down by weakness in Spanish banks and some oil sector stocks, although Roche soared on positive results from an interim analysis of one of its cancer drugs.
Investors were likely to remain cautious ahead of U.S. GDP data and comments from Federal Reserve Chair Janet Yellen later in the day which could give more clues about the interest rates outlook in the world's largest economy.
"It will be crucial to figure out whether Yellen is aligned or not with (recent) indications that the June and July FOMC meetings are live," JCI Capital portfolio manager Alessandro Balsotti said. Continuación...