issuance the firm issued $ 6.0 billion and $ 1.8 billion of noncumulative per- petual preferred stock on april 23 , 2008 , and august 21 , 2008 , respectively . pursuant to the capital purchase program , on october 28 , 2008 , the firm issued to the u.s . treasury $ 25.0 billion of cumu- lative preferred stock and a warrant to purchase up to 88401697 shares of the firm 2019s common stock . for additional information regarding preferred stock , see note 24 on pages 205 2013206 of this annual report