First Interstate Bancorp's shares have become among the biggest casualties of the prolonged selloff in bank stocks.

Shares of the Los Angeles-based superregional have plunged 16% in the past four weeks, nearly double the drop of the American Banker index of 225 banks. The shares traded at $56.875, up 75 cents, late Monday afternoon, around seven times trailing earnings.

Limited Time Offer

Save $400 off your subscription. Special offer ends April 30, 2017.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.