Piper Jaffray Cos. named David Warnke as a managing director in equity sales and trading.
Warnke will be based in the company's New York office with a concentration on the healthcare sector.
Warnke spent 18 years before moving to Piper Jaffray at Cowen & Co. LLC, most recently as a managing director trading large-cap pharmaceutical, med-tech and small-cap biotech stocks.
