D.R. Horton fell in early New York trading after the homebuilder reported better-than-expected quarterly revenue but fell short on earnings. Insys Therapeutics gained after the specialty drug developer reported quarterly results.
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Earnings will heat up again on Wednesday, with results from Macy's and Cisco Systems. According to Deutsche Bank, of the roughly 420 companies that have reported so far in the U.S. this quarter, 80 percent have beaten earnings per share estimates and 60 percent have exceeded sales expectations.
European and Asian stocks were boosted in early trade on Tuesday by Wall Street's gains in the previous session, which saw the S&P 500 and the Dow end at all-time highs.
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