(CNBC) U.S. stocks closed more than 1 percent higher Thursday, with the pound near year-to-date highs against the dollar, following increased expectations the U.K. will vote to remain in the European Union.
The major indexes rallied into the close, with the S&P 500 above the psychologically key 2,100 level and posting its highest close since June 9.
The Dow Jones industrial average jumped about 230 points to close above the psychologically key 18,000 level for the first time since June 8. The S&P was about 1 percent below its all-time intraday high, while the Dow was within 2 percent of its all-time intraday high.
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