Stocks struggled on Friday as concerns over a resurgence of Covid-19 weighed on global markets, though tech shares pushed higher. The Dow Jones Industrial Average (-0.75%) fell 268.97 points to 35,601.98. The S&P 500 (-0.14%) ticked lower to 4,697.96. The Nasdaq Composite (+0.4%) advanced to 16,057.44. The VIX Index (+1.82%) rose to 17.91. Treasuries ended last week on the upswing, with 10-year yields falling 5 bps, while the dollar rose against every G-10 peer except the yen.