BlackRock to Make Index Changes to Two iShares Core ETFs in Early 2017

Effective on or around January 23, 2017, BlackRock will make the following changes to two iShares Core ETFs:

Current

New

Fund Name

iShares Core Russell U.S. Value ETF (IUSV)

iShares Core S&P U.S. Value ETF (IUSV)

Underlying Index

        
        
           
        
        
          Russell 3000® Value Index
        
        
           
        
        
          S&P 900 Value Index
        
      
      
        
          

Index Provider

        
        
           
        
        
          FTSE Russell
        
        
           
        
        
          S&P Dow Jones Indices LLC
        
      
      
        
          

Investment Objective

The iShares Core Russell U.S. Value ETF seeks to track the investment results of a broad-based index composed of U.S. equities that exhibit value

characteristics.

The iShares Core S&P U.S. Value ETF seeks to track the investment results of an index composed of large and mid-capitalization U.S. equities that exhibit value characteristics.

Current

New

Fund Name

iShares Core Russell U.S. Growth ETF (IUSG)

iShares Core S&P U.S. Growth ETF (IUSG)

Underlying Index

        
        
           
        
        
          Russell 3000® Growth Index
        
        
           
        
        
          S&P 900 Growth Index
        
      
      
        
          

Index Provider

        
        
           
        
        
          FTSE Russell
        
        
           
        
        
          S&P Dow Jones Indices LLC
        
      
      
        
          

Investment Objective

The iShares Core Russell U.S. Growth ETF seeks to track the investment results of a broad-based index composed of U.S. equities that exhibit growth characteristics.

The iShares Core S&P U.S. Growth ETF seeks to track the investment results of an index composed of large and mid-capitalization U.S. equities that exhibit growth characteristics.

BlackRock currently offers small, mid and large capitalization equity ETFs using S&P Indexes as part of its iShares Core ETF lineup.

The fund tickers will remain unchanged.

Current shareholders in the above mentioned funds are not required to take any actions as a result of these changes.

About BlackRock

BlackRock is a global leader in investment management, risk management and advisory services for institutional and retail clients. At September 30, 2016, BlackRock’s AUM was $5.1 trillion. BlackRock helps clients around the world 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®. As of September 30, 2016, the firm had approximately 13,000 employees in more than 30 countries and a major presence in 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 | Twitter: @blackrock_news | Blog: www.blackrockblog.com | LinkedIn: www.linkedin.com/company/blackrock

About iShares

iShares® is a global leader in exchange-traded funds (ETFs), with more than a decade of expertise and commitment to individual and institutional investors of all sizes. With over 700 funds globally across multiple asset classes and strategies and more than $1 trillion in assets under management as of September 30, 2016, iShares helps clients around the world build the core of their portfolios, meet specific investment goals and implement market views. iShares funds are powered by the expert portfolio and risk management of BlackRock, trusted to manage more money than any other investment firm.1

1 Based on $5.117 trillion in AUM as of 9/30/16

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

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

The iShares Funds are not sponsored, endorsed, issued, sold or promoted by Russell or S&P Dow Jones Indices LLC. Neither of these companies make any representation regarding the advisability of investing in the Funds. BlackRock is not affiliated with the companies listed above.

©2016 BlackRock. All rights reserved. iSHARES and BLACKROCK are registered trademarks of BlackRock. All other marks are the property of their respective owners. iS-19766-1116

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BlackRockPaul Young, [e-mail]