Shares of the five biggest companies by market capitalization are all hitting record highs, which is helping propel the Nasdaq Composite to new heights while the S&P 500 and Dow Jones Industrial Average continue to lag behind. The companies are all Nasdaq listed. Shares of Apple Inc. , with a market cap of $770.1 billion, ran up 2.2%; Google parent Alphabet Inc. , with a $642.7 billion market cap, rose 1%; Microsoft Corp. , with a $535.6 billion market cap, rallied 1.3%; Amazon.com Inc. surged 3.1% to lift its market cap to $455.6 billion; and Facebook Inc. , at a $441.6 billion valuation, hiked up 1.3%. The Nasdaq climbed 0.8% toward a fresh record, while the S&P 500 tacked on 0.4% to be about 0.1% below its record close of 2,395.96 on March 1. The Dow rose 11 points, or 0.1%, and was 0.8% away from its record.
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