Methodology Change to the PHLX Semiconductor Sector Index

Methodology Change to the PHLX Semiconductor Sector Index

NEW YORK, Sept. 5, 2013 (GLOBE NEWSWIRE) -- The NASDAQ OMX Group, Inc.
(Nasdaq:NDAQ) today announced a change to the methodology of the PHLX
Semiconductor Sector Index (Nasdaq:SOX).

The PHLX Semiconductor Sector Index is designed to track the performance of a
set of companies engaged in the design, distribution, manufacture, and sale of

In an effort to ensure that the largest market capitalization eligible
securities are included in the Index, NASDAQ OMX will begin conducting an
Annual Evaluation. The Index will be evaluated annually in September using
market data as of the end of July. The top 30 eligible securities based on
market capitalization will be included in the Index. Security additions and
deletions will be made effective after the close of trading on the third
Friday in September.

The first Annual Evaluation will occur along with the regular September
Quarterly Rebalance of the Index. The security additions and deletions will
become effective prior to market open on Monday, September 23, 2013. A list of
the security additions and deletions will be announced after 8PM ET on Friday,
September 13, 2013.

About NASDAQ OMX Global Indexes

NASDAQ OMX Global Indexes has been creating innovative, market-leading,
transparent indexes since 1971. Today, our index offering spans geographies
and asset classes and includes diverse families such as the Dividend
Achievers, Global, Nordic, Green Economy, Sharia and Commodity Indexes. We
continuously offer new opportunities for financial product sponsors across a
wide-spectrum of investable products and for asset managers to measure risk
and performance. NASDAQ OMX Global Indexes also provides custom index services
and design solutions to selected financial organizations. For more information
about NASDAQ OMX Global Indexes, visit

Daily index values, weightings and historical data for NASDAQ OMX indexes are
available via NASDAQ OMX Global Index Watch and NASDAQ OMX Global Index Data

About NASDAQ OMX Group

The inventor of the electronic exchange, The NASDAQ OMX Group, Inc., fuels
economies and provides transformative technologies for the entire lifecycle of
a trade - from risk management to trade to surveillance to clearing. In the
U.S. and Europe, we own and operate 26 markets, 3 clearinghouses and 5 central
securities depositories supporting equities, options, fixed income,
derivatives, commodities, futures and structured products. Able to process
more than 1 million messages per second at sub-40 microsecond speeds with
99.99% uptime, our technology drives more than 70 marketplaces in 50 developed
and emerging countries into the future, powering 1 in 10 of the world's
securities transactions. Our award-winning data products and worldwide indexes
are the benchmarks in the financial industry. Home to over 3,300 listed
companies worth $6.9 trillion in market cap whose innovations shape our world,
we give the ideas of tomorrow access to capital today. Welcome to where the
world takes a big leap forward, daily. Welcome to the NASDAQ OMX Century. To
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(Symbol: NDAQ and member of S&P 500)

The information contained above is provided for informational and educational
purposes only, and nothing contained herein should be construed as investment
advice, either on behalf of a particular financial product or an overall
investment strategy. Neither The NASDAQ OMX Group, Inc. nor any of its
affiliates makes any recommendation to buy or sell any financial product or
any representation about the financial condition of any company or fund.
Statements regarding NASDAQ's proprietary indexes are not guarantees of future
performance. Actual results may differ materially from those expressed or
implied. Past performance is not indicative of future results. Investors
should undertake their own due diligence and carefully evaluate companies


         Wayne Lee
         NASDAQ OMX Issuer and Investor Contact:
         Natasha Selzer

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