CAPTURE: https://press.spglobal.com/2025-09-05-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  (Claude-in-Chrome, 2026-07-04)
"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" — S&P Dow Jones Indices press release, Sept. 5, 2025 (PRNewswire)
"NEW YORK, Sept. 5, 2025 — S&P Dow Jones Indices will make the following changes... effective prior to the open of trading on Monday, September 22, to coincide with the quarterly rebalance... 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 in the S&P 500]. Also: Uber Technologies replaces Charter Communications in the S&P 100.