Cash and Securities Segregated Under Federal Regulations and Other Requirements

12 Months Ended

Dec. 31, 2011

Cash and Securities Segregated Under Federal Regulations and Other Requirements [Abstract]

Cash and Securities Segregated Under Federal Regulations and Other Requirements

3. Cash and Securities Segregated Under Federal Regulations and Other Requirements

As of December 31, 2011 and 2010, $1.2 billion and $1.1 billion, respectively, of United States Treasury Bills were segregated in a special reserve bank custody account for the exclusive benefit of brokerage customers of SCB LLC under Rule 15c3-3 of the Exchange Act.

AllianceBernstein Investments, Inc. (“AllianceBernstein Investments”), an indirect wholly-owned subsidiary of AllianceBernstein and the distributor of company-sponsored mutual funds, maintains several special bank accounts for the exclusive benefit of customers. As of December 31, 2011 and 2010, $39.9 million and $25.3 million, respectively, of cash were segregated in these bank accounts.