U.S. bank stocks end with solid gains as 11 banks pledge $30 billon to First Republic

U.S. bank stocks ended regular trading with solid gains on Thursday, as banks announced a $30 billion deposit capital infusion for First Republic Bank and as Treasury Secretary Janet Yellen cited the strength of the financial system.

The 11 banks confirmed a report from the Wall Street Journal and others about providing financial support for First Republic Bank FRC.

U.S….