Stocks on the S&P 500 and the Dow closed down on Dec, 30, after giving up its early gains late in the trading session breaking what could have been its longest streak of gains since March. The market initially rallied after weekly jobless claims fell more than expected, calming fears of the Omicron variant’s effect on the U.S. economy. The Dow Jones Industrial Average (.DJI) retreated from a fresh high, ending its six-day winning streak, falling -0.25 percent, or -90.55 points, at 36,398.08, the S&P (.SPX) down -0.30 percent, or -14.33 points, at 4,778.73, and the Nasdaq (.IXIC) down -0.38 percent, or -61.91 points, ending at 16,429.10. A Labor Department’s report (pdf) showed positive unemployment results for the week ending Dec. 25, with the number of Americans filing for new unemployment claims falling to 198,000, from 205,000 a week earlier. “The labor market is shrugging off the spread of omicron …