Aastrom prices $22.5M follow-on

Aastrom Biosciences Inc. (NASDAQ:ASTM) raised $22.5 million through the sale of 10 million units at $2.25 per unit in a follow-on underwritten by Stifel Nicolaus Weisel; Needham; and Roth Capital Partners. Each unit comprises a share and a five-year warrant to purchase a share at $3.22. Aastrom proposed the offering late Thursday, when its share price was $3.07. Aastrom was off $0.70 (23%) to $2.37 on Friday. ...