ANN ARBOR, Mich., Jan. 15, 2010 (GLOBE NEWSWIRE) -- Aastrom Biosciences, Inc. (Nasdaq:ASTM), a leading developer of autologous cell products for the treatment of chronic cardiovascular diseases, today announced the pricing of its previously announced underwritten public offering of 46,154,000 units at a public offering price of $0.26 per unit. Each unit consists of one share of the Company’s common stock, a Class A Warrant to purchase 0.75 of a share of common stock and a Class B Warrant to purchase 0.50 of a share of common stock. Each whole Class A Warrant entitles the holder to acquire one common share of the Company upon payment of $0.3718 per share, exercisable for a five year period commencing on a date six months after the closing date of the offering. Each whole Class B Warrant entitles the holder to acquire one common share of the Company upon payment of $0.26 per share, exercisable for a six month period commencing on the closing date of the offering. In connection with the offering, the Company has also granted the underwriter a 30-day over-allotment option to purchase up to 6,923,100 shares of Common Stock, Class A Warrants to purchase 5,192,325 shares of Common Stock and/or Class B Warrants to purchase 3,461,550 shares of Common Stock.