Stocks opened with an uptick Thursday, then quickly turned mixed despite a strong dose of support from economic data and reports. The Dow Jones industrial average climbed 0.2%. The Nasdaq reversed early gains and slipped 0.2%, and the S&P 500 added 0.1%. Volume was also mixed, up 3% on the NYSE and 25% lower on the Nasdaq. The stock market today sets out with the current uptrend in good standing.