QQQQ Powershares Qqq Trust, Series 1 (MM)

Invesco PowerShares Capital Management LLC, a leading global provider of exchange-traded funds (ETFs), announced today that the ticker symbol for PowerShares QQQ will be changed from "QQQQ" to "QQQ," effective March 23, 2011. The PowerShares QQQ will continue to trade on the NASDAQ exchange and all other attributes of the fund remain unchanged.

PowerShares QQQ, formerly known the "NASDAQ-100 Index Tracking Stock®", is based on the Nasdaq-100 Index®. The Fund will, under most circumstances, consist of all of stocks in the Index. The Index includes 100 of the largest domestic and international nonfinancial companies listed on the Nasdaq Stock Market based on market capitalization. The portfolio is rebalanced quarterly and reconstituted annually.

Invesco PowerShares Capital Management LLC is leading the Intelligent ETF Revolution® through its family of more than 140 domestic and international exchange-traded funds, which seek to outperform traditional benchmark indexes while providing advisors and investors access to an innovative array of focused investment opportunities. With franchise assets over $60 billion as of Feb. 28, 2011, PowerShares ETFs trade on both U.S. stock exchanges. For more information, please visit us at invescopowershares.com.

Invesco is a leading independent global investment manager, dedicated to helping investors worldwide achieve their financial objectives. By delivering the combined power of our distinctive investment management capabilities, Invesco provides a wide range of investment strategies and vehicles to our retail, institutional and high net worth clients around the world. Operating in more than 20 countries, the company is listed on the New York Stock Exchange under the symbol IVZ. Additional information is available at www.invesco.com.

General Risks

There are risks involved with investing in ETFs, including possible loss of money. Shares are not actively managed and are subject to risks including those regarding short selling and margin maintenance requirements. Ordinary brokerage commissions apply.

Not FDIC Insured | May Lose Value | No Bank Guarantee

Shares are not individually redeemable and owners of the Shares may acquire those Shares from the Fund and tender those Shares for redemption to the Fund in Creation Unit aggregations only, typically consisting of 50,000 Shares.

PowerShares QQQ is a unit investment trust.

ALPS Distributors, Inc. is the distributor of PowerShares QQQ.

The sponsor of the Nasdaq-100 Trust(SM), a unit investment trust, is Invesco PowerShares Capital Management LLC ("Invesco PowerShares"). NASDAQ, Nasdaq-100 Index, Nasdaq-100 Index Tracking Stock and QQQ are trade/service marks of The Nasdaq Stock Market, Inc. and have been licensed for use by Invesco PowerShares Capital Management LLC, QQQ's sponsor. NASDAQ makes no representation regarding the advisability of investing in QQQ and makes no warranty and bears no liability with respect to QQQ, the Nasdaq-100 Index, its use or any data included therein.

PowerShares® is a registered trademark of Invesco PowerShares Capital Management LLC (Invesco PowerShares). Invesco PowerShares Capital Management LLC and Invesco Distributors, Inc. are indirect, wholly owned subsidiaries of Invesco Ltd.

Note: Not all products available through all firms.

An investor should consider the Funds' investment objectives, risks, charges and expenses carefully before investing. For this and more complete information about the Funds, call 800 983 0903 or visit invescopowershares.com for a prospectus. Please read the prospectus carefully before investing.

QQQ000533 03/22/12

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Media Contacts: Kristin Sadlon Porter Novelli 212-601-8192 Email Contact Bill Conboy 303-415-2290 Email Contact