Restaurant veteran comes over from Kona Grill to assume COO position.

Larry Ryback will become chief operating officer for P.F. Chang's China Bistro, Inc. (NASDAQ: PFCB), effective March 2012.

A veteran of the restaurant industry with more than 20 years' experience, Ryback comes to P.F. Chang's from Kona Grill, where he also served as chief operating officer.

In announcing Ryback's departure, Kona Grill did not name an immediate replacement. But in a statement, Berke Bakay, president and CEO of Kona Grill, said the restaurant chain expects to fill the position with someone internally. "We expect to draw upon these internal candidates to fill the position and I remain confident in the opportunities we have to build upon our recent financial successes."