Live feed17:50:00·1288dPRRelease+1Westlake Set to Join S&P MidCap 400; MillerKnoll to Join S&P SmallCap 600CVET· Covetrus Inc.MLKN· MillerKnoll Inc.SPGI· S&P Global Inc.WLK· Westlake CorporationHealth CareConsumer DiscretionaryFinanceOriginal source