Oil posted iStocks climbed Friday to close out a volatile week of trading, as investors continued to assess the financial risks stemming from Russia’s invasion of Ukraine. The Dow Jones Industrial Average (+2.5%) added 834.92 points closing at 34,058.75. The blue-chip average notched its best day since November 2020. The S&P 500 gained (+2.2%) at 4,384.65. The Nasdaq Composite rose (+1.6%) to 13,694.62.