This excerpt taken from the ABII 8-K filed Nov 8, 2007.
The holders of our common stock are entitled to one vote for each share held of record upon such matters and in such manner as may be provided by law. Subject to preferences that may be applicable to any outstanding shares of preferred stock, the holders of our common stock are entitled to receive dividends, if any, as may be declared by our board of directors out of funds legally available for dividend payments. In the event we liquidate, dissolve or wind up, the holders of our common stock are entitled to share ratably in all assets remaining after payment of liabilities and liquidation preferences of any outstanding shares of the preferred stock. Holders of our common stock have no preemptive rights or rights to convert their common stock into any other securities. There are no redemption or sinking fund provisions applicable to our common stock.