EXHIBIT 99.01

News Release Andrea Prochniak, Investors 212.756.4542 andrea.prochniak@alliancebernstein.com John Meyers, Media 212.969.2301 john.meyers@alliancebernstein.com  

AllianceBernstein Announces April 30, 2012 Assets Under Management

New York, NY, May 9, 2012 – AllianceBernstein L.P. and AllianceBernstein Holding L.P. (NYSE: AB) today announced that preliminary assets under management decreased to $418 billion from $419 billion during April 2012. The 0.3% decline was due to market depreciation and net outflows in Institutions and Private Client, partially offset by Retail net inflows.

AllianceBernstein L.P. (The Operating Partnership)

Assets Under Management ($ in billions)

	At April 30, 2012								At Mar 31
	(preliminary)								2012
					Private
	Institutions		Retail		Client		Total		Total
Equity
Value	$	42	$	18	$	18	$	78	$	82
Growth		9		19		15		43		44
Total Equity		51		37		33		121		126
Fixed Income		133		60		34		227		224
Other(1)		38		28		4		70		69
Total	$	222	$	125	$	71	$	418	$	419
	At March 31, 2012
Total	$	222	$	124	$	73	$	419

(1) Includes Index, Structured, Asset Allocation services, and certain other alternative investments

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Cautions Regarding Forward-Looking Statements

Certain statements provided by management in this news release are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Such forward-looking statements are subject to risks, uncertainties, and other factors that could cause actual results to differ materially from future results expressed or implied by such forward-looking statements.  The most significant of these factors include, but are not limited to, the following: the performance of financial markets, the investment performance of sponsored investment products and separately-managed accounts, general economic conditions, industry trends, future acquisitions, competitive conditions, and current and proposed government regulations, including changes in tax regulations and rates and the manner in which the earnings of publicly-traded partnerships are taxed. AllianceBernstein cautions readers to carefully consider such factors.  Further, such forward-looking statements speak only as of the date on which such statements are made; AllianceBernstein undertakes no obligation to update any forward-looking statements to reflect events or circumstances after the date of such statements.  For further information regarding these forward-looking statements and the factors that could cause actual results to differ, see “Risk Factors” and “Cautions Regarding Forward-Looking Statements” in AllianceBernstein’s Form 10-K for the year ended December 31, 2011 and Form 10-Q for the quarter ended March 31, 2012.  Any or all of the forward-looking statements made in this news release, Form 10-K, Forms 10-Q, other documents AllianceBernstein files with or furnishes to the SEC, and any other public statements issued by AllianceBernstein, may turn out to be wrong.  It is important to remember that other factors besides those listed in “Risk Factors” and “Cautions Regarding Forward-Looking Statements,” and those listed above, could also adversely affect AllianceBernstein’s financial condition, results of operations and business prospects.

About AllianceBernstein

AllianceBernstein is a leading global investment management firm that offers high-quality research and diversified investment services to institutional investors, individuals and private clients in major world markets.

At March 31, 2012 AllianceBernstein Holding L.P. owned approximately 37.9% of the issued and outstanding AllianceBernstein Units and AXA, one of the largest global financial services organizations, owned an approximate 63.5% economic interest in AllianceBernstein.

Additional information about AllianceBernstein may be found on our internet site, www.alliancebernstein.com.

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