U.S. stock markets experienced a modest decline on April 20, 2023, following three consecutive weeks of gains. The Dow Jones Industrial Average decreased by 0.20%, closing at 49,350.64, while the S&P 500 and Nasdaq fell by 0.32% and 0.41%, respectively. This downturn was attributed to renewed tensions between the U.S. and Iran, particularly regarding the closure of the strategic Strait of Hormuz, which had briefly reopened. Oil prices surged, with U.S. crude increasing by 6.23% to $89.07 per barrel, reflecting the market's reaction to geopolitical uncertainties. Additionally, QXO shares dropped 5.1% following its announcement of a $17 billion acquisition of TopBuild, whose shares rose by 18%. As the earnings season progresses, investors are keenly awaiting reports from major companies, with 87.5% of S&P 500 firms that have reported thus far exceeding analyst expectations. The communication services sector lagged, with Meta and Netflix shares declining significantly, impacting overall market sentiment.