Core Insights - S&P Dow Jones Indices announced changes to the S&P 100, S&P 500, S&P MidCap 400, and S&P SmallCap 600 indices, effective March 23, 2026, to enhance market representation [1] Group 1: S&P 100 Changes - Micron Technology (MU), Lam Research (LRCX), Applied Materials (AMAT), and GE Vernova (GEV) will be added to the S&P 100 [1] - PayPal Holdings (PYPL), American International Group (AIG), Metlife (MET), and Target (TGT) will be removed from the S&P 100 [1] Group 2: S&P 500 Changes - Vertiv Holdings (VRT), Lumentum Holdings (LITE), Coherent (COHR), and EchoStar (SATS) will be added to the S&P 500 [1] - Match Group (MTCH), Molina Healthcare (MOH), Lamb Weston Holdings (LW), and Paycom Software (PAYC) will be removed from the S&P 500 [1] Group 3: S&P MidCap 400 Changes - Solstice Advanced Materials (SOLSM), SiTime (SITM), Moog (MOG.A), InterDigital (IDCC), and Vicor (VICR) will be added to the S&P MidCap 400 [1] - Lumentum Holdings (LITE), Coherent (COHR), EchoStar (SATS), ZoomInfo Technologies (GTM), and ASGN (ASGN) will be removed from the S&P MidCap 400 [1] Group 4: S&P SmallCap 600 Changes - NAPCO Security Technologies (NSSC) will replace Alexander & Baldwin (ALEX) in the S&P SmallCap 600 [1] - Match Group (MTCH), Molina Healthcare (MOH), Lamb Weston Holdings (LW), and Paycom Software (PAYC) will be added to the S&P SmallCap 600 [1] - Solstice Advanced Materials (SOLSM), SiTime (SITM), Moog (MOG.A), InterDigital (IDCC), and Vicor (VICR) will be removed from the S&P SmallCap 600 [1]