AppLovin, Robinhood Markets and Emcor Group Set to Join S&P 500; Others to Join S&P 100, S&P MidCap 400 and S&P SmallCap 600

NEW YORK, Sept. 5, 2025 /PRNewswire/ -- S&P Dow Jones Indices ("S&P DJI") will make the following changes to the S&P 100, S&P 500, S&P MidCap 400, and S&P SmallCap 600 indices effective prior to the open of trading on Monday, September 22, to coincide with the quarterly rebalance. The changes ensure each index is more representative of its market capitalization range. The companies being removed from the S&P SmallCap 600 are no longer representative of the small-cap market space.

• Uber Technologies Inc. (NYSE: UBER) will replace Charter Communications Inc. (NASD: CHTR) in the S&P 100. Charter Communications will remain in the S&P 500.
  
  
  
  
• AppLovin Corp. (NASD: APP), Robinhood Markets Inc. (NASD: HOOD) and S&P MidCap 400 constituent Emcor Group Inc. (NYSE: EME) will replace MarketAxess Holdings Inc. (NASD: MKTX), Caesars Entertainment Inc. (NASD: CZR), and Enphase Energy Inc. (NASD: ENPH) in the S&P 500, respectively. S&P SmallCap 600 constituents MP Materials Corp. (NYSE: MP) and Kratos Defense & Security Solutions Inc. (NASD: KTOS) will replace Emcor Group and The Wendy's Company (NASD: WEN) in the S&P MidCap 400, respectively. MarketAxess Holdings, Caesars Entertainment, Enphase Energy and The Wendy's Company will replace ProPetro Holdings Corp. (NYSE: PUMP), Xerox Holdings (NASD: XRX), MP Materials Corp, and Kratos Defense & Security Solutions in the S&P SmallCap 600, respectively.
  
  
  
  
• Nutanix Inc. (NASD: NTNX) and TransUnion (NYSE: TRU) will replace Acadia Healthcare Company Inc. (NASD: ACHC) and ManpowerGroup Inc. (NYSE: MAN) in the S&P MidCap 400, respectively. Acadia Healthcare and ManpowerGroup will replace TechTarget Inc. (NASD: TTGT) and Mesa Laboratories Inc. (NASD: MLAB) in the S&P SmallCap 600, respectively.
  
  
  
  
• Noble Corporation plc (NYSE: NE), Q2 Holdings Inc. (NYSE: QTWO), Waystar Holding Corp. (NASD: WAY) and Hecla Mining Co. (NYSE: HL) will replace Owens & Minor Inc. (NYSE: OMI), B&G Food Inc. (NYSE: BGS), Jack in the Box Inc. (NASD: JACK) and Simulations Plus Inc. (NASD: SLP) in the S&P SmallCap 600, respectively.

Following is a summary of the changes that will take place prior to the open of trading on the effective date:

For more information about S&P Dow Jones Indices, please visit www.spdji.com

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