NEW YORK, Nov. 29, 2016 /PRNewswire/ -- S&P Dow Jones Indices will make the following changes to the S&P 500, S&P MidCap 400 and S&P SmallCap 600 indices after the close of trading on Thursday, December 1:


    --  S&P MidCap 400 constituent Mid-America Apartment Communities Inc. (NYSE:
        MAA) will replace Owens-Illinois Inc. (NYSE: OI) in the S&P 500, and
        Owens-Illinois will replace Mid-America Apartment Communities in the S&P
        MidCap 400. S&P SmallCap 600 constituent Papa John's International Inc.
        (NASD: PZZA) will replace Post Properties Inc. (NYSE: PPS) in the S&P
        MidCap 400, and Wingstop Inc. (NASD: WING) will replace Papa John's
        International in the S&P SmallCap 600. Mid-America Apartment Communities
        is acquiring Post Properties in a deal expected to be completed on
        December 1 pending final conditions. Owens-Illinois is ranked near the
        bottom of the S&P 500 and has a market capitalization more
        representative of the mid-cap market space.
    --  S&P MidCap 400 constituent AmSurg Corp. (NASD: AMSG) will replace Legg
        Mason Inc. (NYSE: LM) in the S&P 500, and Legg Mason will replace AmSurg
        in the S&P MidCap 400. AmSurg is acquiring Envision Healthcare Holdings
        Inc. (NYSE: EVHC) in a transaction expected to be completed on December
        1 pending final conditions. Post merger, AmSurg will change its name to
        Envision Healthcare Corp. and its Global Industry Classification (GICS)
        sub industry group to Health Care Services. Legg Mason is ranked near
        the bottom of the S&P 500 and has a market capitalization more
        representative of the mid-cap market space.

Mid-America Apartment Communities, a real estate investment trust (REIT), is engaged in acquisition, redevelopment, new development, property management, and disposition of multifamily apartment communities. Headquartered in Memphis, TN, the company will be added to the S&P 500 GICS (Global Industry Classification Standard) Residential REITs Sub-Industry index.

Owens-Illinois manufactures and sells glass containers. Headquartered in Perrysburg, OH, the company will be added to the S&P MidCap 400 GICS Metals & Glass Containers Sub-Industry index.

Papa John's International operates and franchises pizza delivery and carryout restaurants. Headquartered in Louisville, KY, the Company will be added to the S&P MidCap 400 GICS Restaurants Sub-Industry index.

Wingstop franchises and operates restaurants. Headquartered in Dallas, TX, the Company will be added to the S&P SmallCap 600 GICS Restaurants Sub-Industry index.

AmSurg provides physician-centric surgical center and physician services. Headquartered in Nashville, TN, the Company will be added to the S&P 500 GICS Health Care Services Sub-Industry index.

Legg Mason provides investment management and related services. Headquartered in Baltimore, MD, the Company will be added to the S&P SmallCap 600 GICS Asset Management & Custody Banks Sub-Industry index.

Following is a summary of the changes:


                               S&P 500 INDEX - December 1, 2016
                               --------------------------------

                    COMPANY                         GICS ECONOMIC SECTOR     GICS SUB-INDUSTRY
                    -------                         --------------------     -----------------

         ADDED    Mid-America                            Real Estate         Residential REITs
                   Apartment
                  Communities
    ---           -----------

                    AmSurg                               Health Care       Health Care Services
                    ------                               -----------       --------------------

        DELETED Owens-Illinois                            Materials      Metal & Glass Containers
        ------- --------------                            ---------      ------------------------

                  Legg Mason                             Financials         Asset Management &
                                                                               Custody Banks
                                                                               -------------


                                S&P MIDCAP 400 INDEX - December 1, 2016
                                ---------------------------------------

                    COMPANY                             GICS ECONOMIC SECTOR     GICS SUB-INDUSTRY
                    -------                             --------------------     -----------------

         ADDED  Owens-Illinois                                Materials           Metals & Glass
                                                                                    Containers
    ---                                                                             ----------

                  Papa John's                          Consumer Discretionary       Restaurants
                 International
                 -------------

                  Legg Mason                                 Financials         Asset Management &
                                                                                   Custody Banks
                                                                                   -------------

        DELETED   Mid-America                                Real Estate         Residential REITs
                   Apartment
                  Communities
    ---           -----------

                Post Properties                              Real Estate         Residential REITs
                ---------------                              -----------         -----------------

                    AmSurg                                   Health Care      Health Care Facilities
                    ------                                   -----------      ----------------------


                     S&P SMALLCAP 600 INDEX - December 1, 2016
                     -----------------------------------------

                   COMPANY                    GICS ECONOMIC SECTOR  GICS SUB-INDUSTRY
                   -------                    --------------------  -----------------

         ADDED     Wingstop                  Consumer Discretionary    Restaurants
         -----     --------                  ----------------------    -----------

        DELETED  Papa John's                 Consumer Discretionary    Restaurants
                International
    ---         -------------

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FOR MORE INFORMATION:

David Blitzer
Managing Director and Chairman of the Index Committee
New York, USA
(+1) 212 438 3907
david.blitzer@spdji.com

Luke Shane
Communications Manager
New York, USA
(+1) 212 438 8184
luke.shane@spglobal.com

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