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

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


NEW YORK, April 26  /PRNewswire/ -- Standard & Poor's will make the following
changes to the S&P MidCap 400 and S&P SmallCap 600 indices:

   * Anteon International Corp. (NYSE:ANT) will replace Ascential Software
     Corp. (NASD: ASCL) in the S&P MidCap 400 after the close of trading on
     a date to be announced.  Ascential Software is being acquired by S&P
     500 constituent International Business Machines Corp. (NYSE:IBM) in a
     deal that is subject to final approval.

   * Healthcare Services Group Inc. (NASD:HCSG) will replace Curative Health
     Services Inc. (NASD:CURE) in the S&P SmallCap 600 after the close of
     trading on Friday, April 29. After the close of trading on Monday,
     April 25, Curative Health Services had a market capitalization of
     approximately $24.6 million, ranking 600th in the index.



As previously announced, all S&P index additions will be made at the added
companies' full float-adjusted market capitalization weight.

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

Anteon International provides information technology solutions and systems
engineering and integration services to government customers.  Headquartered in
Fairfax, VA, the company will be added to the S&P MidCap 400 GICS (Global
Industry Classification Standard) IT Consulting & Other Services Sub-Industry
Index.

Healthcare Services Group provides housekeeping, laundry, linen, facility
maintenance and food services to hospitals and other health care facilities.
Headquartered in Bensalem, PA, the company will be added to the S&P SmallCap
600 Diversified Commercial Services Sub-Industry Index.

  Following is a summary of the changes:


                        S&P MIDCAP 400 INDEX - TBA

           COMPANY           GICS ECONOMIC SECTOR    GICS SUB-INDUSTRY

  ADDED    Anteon            Information Technology  IT Consulting &
            International                            Other Services
  DELETED  Ascential         Information Technology  Systems Software
            Software


                 S&P SMALLCAP 600 INDEX - April 29, 2005

           COMPANY           GICS ECONOMIC SECTOR    GICS SUB-INDUSTRY

  ADDED    Healthcare        Industrials             Diversified Commercial
            Services Group                             Services
  DELETED  Curative Health   Health Care             Health Care Services
            Services




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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information, visit http://www.standardandpoors.com/.

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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/

http://www.mcgraw-hill.com/ 

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