PVH and Big Lots (BIG) are swapping indices: PVH is joining the S&P 500, and Big Lots is moving to the S&P MidCap 400. Also joining the MidCap 400 are CommVault (CVLT), which is replacing Warnaco Group (WRC), and Primerica (PRI), which replaces soon-to-be-acquired Shaw Group.. Titan (TWI) will take CommVault's current spot in the S&P SmallCap 600. PVH +1.8% AH. BIG -2%. TWI +3.1%. PRI +2.9%.