During the session, the index added 11.4 points, or 0.7%. Tech stocks were the day's outperformers sending the Nasdaq Composite (COMP) up 27.8 points, or 0.9%, to close at 3,307.02. In intraday activity, the COMP pegged a new 12-year high of 3,315.33.
S&P 500 closes at record high
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