Shares of NextCard Inc. rose 38% last week, to $43.125, on favorable ratings from several investment banking firms.

The Internet credit card specialist has "first mover" advantage, said Stephen C. Franco, an analyst at U.S. Bancorp Piper Jaffray, who initiated coverage Wednesday with a "strong buy" rating.

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.