Aastrom Biosciences (ASTM) says that president and CEO Tim Mayleben has decided to retire once...

|By:, SA News Editor

Aastrom Biosciences (ASTM) says that president and CEO Tim Mayleben has decided to retire once the company has hired a successor. Mayleben will continue to serve as a member of the board of directors after the transition. The company notes that it's initiated a search for a new chief executive. Shares -0.6% AH.