Standard & Poor's Announces Changes to U.S. Indices

NEW YORK, Oct. 17  /PRNewswire/ -- Standard & Poor's will make the following changes to the S&P MidCap 400, S&P SmallCap 600, and S&P REIT Composite indices:

  -- S&P SmallCap 600 constituent Hologic Inc. (NASDAQ:HOLX) will replace
     CYTYC Corp. (NASDAQ:CYTC) in the S&P MidCap 400 and DealerTrack
     Holdings, Inc. (NASDAQ:TRAK) will replace Hologic in the S&P SmallCap
     600, after the close of trading on a date to be announced.  CYTYC Corp.
     is being acquired by Hologic in a deal still pending final approvals.

  -- DCT Industrial Trust Inc. (NYSE:DCT) will replace Equity Inns Inc.
     (NYSE:ENN) in the S&P REIT Composite after the close of trading on
     Monday, October 22.  Equity Inns is being acquired by Whitehall Street
     Global Real Estate Limited Partnership in a deal expected to close on
     or about that date, pending final approvals.



Standard & Poor's will monitor these transactions, and post any relevant updates on its website: http://www.standardandpoors.com/.

Hologic develops, manufactures, and distributes medical diagnostic systems for serving the healthcare needs of women.  Headquartered in Bedford, MA, the company will be added to the S&P MidCap 400 GICS (Global Industry Classification Standard) Health Care Equipment Sub-Industry index.

DealerTrack Holdings provides software, network, and data solutions to the automotive retail industry in the United States.  Headquartered in Lake Success, NY, the company will be added to the S&P SmallCap 600 GICS Internet Software & Services Sub-Industry index.

DCT Industrial Trust is a REIT that primarily invests in commercial real estate properties, including generic distribution warehouses and light industrial properties.  Headquartered in Denver, CO, the company will be added to the S&P REIT Composite Industrial REITs sub-industry.

  Following is a summary of the changes:



                  S&P MIDCAP 400 INDEX - To Be Announced

              COMPANY        GICS ECONOMIC SECTOR     GICS SUB-INDUSTRY

  ADDED      Hologic          Health Care           Health Care Equipment
  DELETED    CYTYC Corp.      Health Care           Health Care Equipment



                S&P SMALLCAP 600  INDEX - To Be Announced

              COMPANY        GICS ECONOMIC SECTOR     GICS SUB-INDUSTRY

  ADDED      DealerTrack      Information           Internet Software &
              Holdings         Technology            Services
  DELETED    Hologic          Health Care           Health Care Equipment



               S&P REIT COMPOSITE INDEX - October 22, 2007

              COMPANY        GICS ECONOMIC SECTOR     GICS SUB-INDUSTRY

  ADDED      DCT Industrial   Financials            Industrial REITs
              Trust
  DELETED    Equity Inns      Financials            Specialized REITs





Additions to and deletions from an S&P equity index do not in any way reflect an opinion on the investment merits of the companies concerned.

About Standard & Poor's

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DATASOURCE: Standard & Poor's



CONTACT:  David M. Blitzer, Ph.D.

Managing Director & Chairman of the Index Committee

[phone] 



Web site:  http://www.standardandpoors.com/

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