(CNBC) — U.S. stocks closed mixed Monday in low volume trade as investors eyed oil prices and awaited data and comments from key Fed policymakers due later in the week.
The Dow Jones industrial average and S&P 500 held mildly higher as the close neared, while the Nasdaq composite was a touch lower.
Earlier, stocks came off session highs, with the Nasdaq composite falling back into negative territory and the S&P 500 briefly lower, following reports of gunshots in the U.S. Capitol Visitors Center. The severity of the situation was not immediately clear.
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"I certainly think it had some of an impact but nothing too crazy," said Jeremy Klein, chief market strategist at FBN Securities.