BlockBeats News, June 21st. S&P Dow Jones Indices announced that AI infrastructure company Marvell Technology (MRVL.US) and electronic manufacturing services giant Flex (FLEX.US) will be formally included in the S&P 500 Index before the market opens tomorrow (June 22nd).

They will replace pool equipment manufacturer Pool Corp. (POOL.US) and food company Campbell Soup (CPB.US). This adjustment is part of S&P Dow Jones Indices' latest quarterly routine index rebalancing.

Index component changes typically lead to passive fund inflows into the newly added stocks in the short term. Market participants will focus on the performance of these two stocks at tomorrow's opening.