Standard & Poor's Announces Change to U.S. Index

NEW YORK, Feb. 2  /PRNewswire/ -- NTELOS Holdings Corp. (NASDAQ:NTLS) will replace Chattem Inc. (NASDAQ:CHTT) in the S&P SmallCap 600 index on a date to be announced.  Chattem is being acquired by S&P Global 100 constituent Sanofi-aventis in a deal expected to be completed soon, pending final approvals.

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

NTELOS Holdings provides integrated communications services. Headquartered in Waynesboro, VA, the company will be added to the S&P SmallCap 600 GICS Wireless Telecommunication Services Sub-Industry index.

  Following is a summary of the change:




                   S&P  SMALLCAP 600 INDEX  -  TBA
                   -------------------------------
                            GICS ECONOMIC        GICS SUB-
             COMPANY           SECTOR            INDUSTRY
             -------        -------------        ---------
                                                 Wireless
             NTELOS      Telecommunication   Telecommunication
   ADDED    Holdings          Services           Services
   -----    ---------    ------------------  ------------------
                                                 Personal
  DELETED    Chattem      Consumer Staples        Products
  -------    -------      ----------------       ---------




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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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