Stocks rallied today on positive economic news, with the S&P 500 surpassing the psychologically significant 900 mark, the Wall Street Journal reports. Surges in construction spending and existing-home sales fueled investor optimism, with financials and materials firms pacing advances. The Dow rose 214.33 to close at 8,426.74. The Nasdaq gained 44.36, settling at 1,763.56, and the S&P 500 added 29.72, closing at 907.24.
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