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Sandisk Corp. will join the S&P 500 on Friday, S&P Dow Jones Indices said late Monday.
Shares of Sandisk
SNDK, which makes computer-storage devices, rallied more than 7% in the extended session after the news. The company is moving to the S&P 500 SPX from the S&P Small Cap 600 SML, replacing advertising and marketing company Interpublic Group of Companies Inc. IPG.
