Data: US stock market opens, S&P 500 index rises 0.42%
ChainCatcher news, U.S. stock market opens, Dow Jones rises 0.24%, S&P 500 index rises 0.42%, Nasdaq rises 0.53%. Western Digital (WDC.O) rises 9.8%, turning a profit in its first fiscal quarter. Tesla (TSLA.O) falls 1.69%, after a nearly 22% increase yesterday.
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