NEW YORK, Oct. 1, 2012 /PRNewswire/ -- S&P MidCap 400 constituent PetSmart Inc. (NASD:PETM) will replace Sunoco Inc. (NYSE:SUN) in the S&P 500, S&P SmallCap 600 constituent Cabela's Inc. (NYSE:CAB) will replace PetSmart in the S&P MidCap 400, and Acorda Therapeutics Inc. (NASD:ACOR) will replace Cabela's in the S&P SmallCap 600 after the close of trading on Thursday, October 4. Energy Transfer Partners L.P. (NYSE:ETP) is acquiring Sunoco in a deal expected to be completed on or about that date pending final approvals.

PetSmart operates as a specialty pet retailer. Headquartered in Phoenix, AZ, the company will be added to the S&P 500 GICS (Global Industry Classification Standard) Specialty Stores Sub-Industry index.

Cabela's operates as a specialty retailer and direct marketer of hunting, fishing, camping, and related outdoor merchandise. Headquartered in Sidney, NE, the company will be added to the S&P MidCap 400 Specialty Stores Sub-Industry index.

Acorda Therapeutic is a commercial stage biopharmaceutical company. Headquartered in Ardsley, NY, the company will be added to the S&P SmallCap 600 Biotechnology Sub-Industry index.

Following is a summary of the changes:


                   S&P 500 INDEX  - October 4, 2012
                   --------------------------------
             COMPANY                  GICS ECONOMIC SECTOR        GICS SUB-INDUSTRY
             -------                  --------------------        -----------------
      ADDED  PetSmart                Consumer Discretionary        Specialty Stores
      -----  --------                ----------------------        ----------------
     DELETED  Sunoco                         Energy              Oil & Gas Refining &
                                                                       Marketing
     -------            ------                            ------   --------------------


                S&P MIDCAP 400 INDEX - October 4, 2012
                --------------------------------------
             COMPANY                  GICS ECONOMIC SECTOR  GICS SUB-INDUSTRY
             -------                  --------------------  -----------------
      ADDED  Cabela's                Consumer Discretionary  Specialty Stores
      -----  --------                ----------------------  ----------------
     DELETED PetSmart                Consumer Discretionary  Specialty Stores
     ------- --------                ----------------------  ----------------


                        S&P SMALLCAP 600 INDEX - October 4, 2012
                        ----------------------------------------
                   COMPANY                    GICS ECONOMIC SECTOR  GICS SUB-INDUSTRY
                   -------                    --------------------  -----------------
      ADDED  Acorda Therapeutics                   Health Care        Biotechnology
      -----  -------------------                   -----------        -------------
     DELETED      Cabela's                   Consumer Discretionary Specialty Stores
     -------      --------                   ---------------------- ----------------

Additions to and deletions from S&P Dow Jones Indices do not in any way reflect an opinion on the investment merits of the companies involved.

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