AMD plans to raise as much as $5 billion through a bond sale and has filed a preliminary prospectus supplement with the SEC (U.S. securities regulator) for an offering of multiple series of senior notes. The debt would rank as AMD's senior unsecured obligations and would not be guaranteed by any subsidiaries. The underwriting group includes Barclays Bank, BofA Securities, Citigroup, JPMorgan, Morgan Stanley and Franklin Brothers Securities.