TORONTO, ONTARIO--(Marketwire - Sept. 18, 2012) - (BBO.TO)(BBO-PA.TO)

BlackRock Investments Canada Inc., an indirect, wholly owned subsidiary of BlackRock, Inc. (BLK), is pleased to announce the final August distributions for Big Bank Big Oil Split Corp. Unitholders of record on September 28, 2012 will receive cash distributions payable on October 15, 2012. Details of the "per share" distribution amounts are as follows:

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Distribution

Amount

Trading per Unit Payment

Fund Name Symbol ($) Frequency

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Big Bank Big Oil Split Corp. (Capital

Shares) BBO $ 0.0900 Monthly

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Big Bank Big Oil Split Corp.

(Preferred Shares) BBO.PR.A $ 0.13125 Quarterly

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(i)All ordinary dividends distributed by the Big Bank Big Oil Split Corp. will be designated as eligible dividends, unless otherwise specified.

The ex-dividend date for Big Bank Big Oil Split Corp. is September 26, 2012.

For more information, investors should consult with their investment advisor or visit our website at www.ishares.ca.

About BlackRock

BlackRock is a leader in investment management, risk management and advisory services for institutional and retail clients worldwide. At June 30, 2012, BlackRock's AUM was $3.560 trillion. BlackRock offers products that span the risk spectrum to meet clients' needs, including active, enhanced and index strategies across markets and asset classes. Products are offered in a variety of structures including separate accounts, mutual funds, iShares(R) (exchange traded funds), and other pooled investment vehicles. BlackRock also offers risk management, advisory and enterprise investment system services to a broad base of institutional investors through BlackRock Solutions(R). Headquartered in New York City, as of June 30, 2012, the firm has approximately 9,900 employees in 27 countries and a major presence in key global markets, including North and South America, Europe, Asia, Australia and the Middle East and Africa. For additional information, please visit the Company's website at www.blackrock.com.

About iShares

The iShares business is the global product leader in exchange traded funds with over 500 funds globally across equities, fixed income and commodities, which trade on 20 exchanges worldwide. The iShares Funds are bought and sold like common stocks on securities exchanges. The iShares Funds are attractive to many individual and institutional investors and financial intermediaries because of their relative low cost, tax efficiency and trading flexibility. Investors can purchase and sell shares through any brokerage firm, financial advisor, or online broker, and hold the funds in any type of brokerage account. The iShares customer base consists of the institutional segment of pension plans and fund managers, as well as the retail segment of financial advisors and high net worth individuals.

Commissions, trailing commissions, management fees and expenses all may be associated with mutual fund investments. Please read the prospectus before investing. Mutual funds are not guaranteed, their values change frequently and past performance may not be repeated.