iShares Announces Index Change to Two iShares Fixed Income ETFs

SAN FRANCISCO--()--iShares announced today that the iShares Core Short-Term U.S. Bond ETF (NYSEArca: ISTB) and the iShares Core Long-Term U.S. Bond ETF (NYSEArca: ILTB) will change indices effective June 3, 2014. ISTB’s new index will be the Barclays US 1-5yr Universal Index and ILTB’s new index will be Barclays US 10-yr Universal Index. The changes are being implemented in order to expand the funds’ diversification.

About BlackRock

BlackRock is a leader in investment management, risk management and advisory services for institutional and retail clients worldwide. At March 31, 2014, BlackRock’s AUM was $4.401 trillion. BlackRock helps clients meet their goals and overcome challenges with a range of products that include separate accounts, mutual funds, iShares® (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®. Headquartered in New York City, as of March 31, 2014, the firm had approximately 11,500 employees in more than 30 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

iShares is a global product leader in exchange traded funds with over 600 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 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.

Investing involves risk, including possible loss of principal.

Carefully consider the iShares Funds’ investment objectives, risk factors, and charges and expenses before investing. This and other information can be found in the Funds’ prospectuses and, if available, summary prospectuses, which may be obtained by calling 1-800-iShares (1-800-474-2737) or by visiting www.iShares.com. Read the prospectus carefully before investing. Investing involves risk, including possible loss of principal.

Transactions in shares of the iShares Funds will result in brokerage commissions and will generate tax consequences. iShares Funds are obliged to distribute portfolio gains to shareholders. Shares of the iShares Funds may be sold throughout the day on the exchange through any brokerage account. However, shares may only be redeemed directly from a Fund by Authorized Participants, in very large creation/redemption units.

The iShares Funds are distributed by BlackRock Investments, LLC (together with its affiliates, “BlackRock”).

© 2014 BlackRock. All rights reserved. iSHARES and BLACKROCK are registered trademarks of BlackRock. All other marks are the property of their respective owners. iS-12586-0614

Contacts

BlackRock
Christine Hudacko, 415-670-2687
Christine.Hudacko@blackrock.com
Melissa Garville, 212-810-5528
Melissa.Garville@blackrock.com

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Contacts

BlackRock
Christine Hudacko, 415-670-2687
Christine.Hudacko@blackrock.com
Melissa Garville, 212-810-5528
Melissa.Garville@blackrock.com