NASDAQ OMX Announces Equity Symbol Changes for PowerShares Exchange-Traded Funds

NEW YORK, March 22, 2011 (GLOBE NEWSWIRE) — The NASDAQ OMX Group, Inc. (Nasdaq:NDAQ) has announced, at the request of the sponsor, NASDAQ OMX^® will�change the equity symbols for ten PowerShares Exchange-Traded Funds (ETFs) listed on The NASDAQ Stock Market^®. The ETFs will remain listed on The NASDAQ Stock Market. The names of the ETFs will remain the same as will their CUSIP numbers.

The changes to the following ETFs will be effective on Wednesday, March 23, 2011:

NASDAQ OMX requests that traders and market data vendors make the necessary internal database and system changes to accommodate the new PowerShares trading symbols on all UTP and NASDAQ OMX proprietary products prior to the start of the trading day tomorrow.

Please note that all of these PowerShares ETFs are listed on the NASDAQ Global Market (G).

NASDAQ OMX disseminates intra-day portfolio values (IPV) as well as daily valuation messages for the PowerShares ETFs on the GIDS data feed product. In coordination with the exchange-listed ticker changes, NASDAQ OMX will also be releasing new GIDS ticker symbol changes for these 10 PowerShares ETFs on Wednesday, March 23, 2011.

For the IPV values, the GIDS identifier changes will be as follows:

For your convenience, NASDAQ OMX has prepared a consolidated spreadsheet of the PowerShares ETF ticker changes.

For�more�information, visit the Invesco PowerShares website.

About NASDAQ OMX Global Index Group

NASDAQ OMX Global Index Group is engaged in the design, development, calculation, licensing, and marketing of NASDAQ OMX Indexes. NASDAQ OMX Global Index Group specializes in the development of indexes focusing on NASDAQ OMX’s brand themes of innovation, technology, growth, and globalization. NASDAQ OMX Global Index Group also provides custom index services and design solutions as a third-party provider to selected financial organizations. For more information about NASDAQ OMX indexes, visit www.nasdaq.com/indexes.

Access to essential historical index data for NASDAQ OMX indexes can be accessed from a single source, NASDAQ OMX Global Index Watch. For additional information, please visit http://ping.fm/QAt6j.

About NASDAQ OMX Group

The NASDAQ OMX Group, Inc. is the world’s largest exchange company. It delivers trading, exchange technology and public company services across six continents, with approximately 3,600 listed companies. NASDAQ OMX Group offers multiple capital raising solutions to companies around the globe, including its U.S. listings market; NASDAQ OMX Nordic, including First North, NASDAQ OMX Baltic and the U.S. 144A sector. The company offers trading across multiple asset classes including equities, derivatives, debt, commodities, structured products and ETFs. NASDAQ OMX Group technology supports the operations of over 70 exchanges, clearing organizations and central securities depositories in more than 50 countries. NASDAQ OMX Nordic and NASDAQ OMX Baltic are not legal entities but describe the common offering from NASDAQ OMX Group exchanges in Helsinki, Copenhagen, Stockholm, Iceland, Tallinn, Riga, and Vilnius. For more information about NASDAQ OMX, visit www.nasdaqomx.com. *Please follow NASDAQ OMX on Facebook (http://ping.fm/ky3Dv) and Twitter (http://ping.fm/pTv0P).

NDAQG

CONTACT: NASDAQ Media Contact:
         Wayne Lee
         +1.301.978.4875
         Wayne.D.Lee@NASDAQOMX.Com

         PowerShares Contact:
         John Hoffman
         630-868-7171
         John.hoffman@invescopowershares.com

News

http://bit.ly/erAH8R