U.S. stock markets extended their winning streak to four consecutive days by the end of the week. On Thursday, the Standard & Poor's 500 index rose 108.91 points, or 2.03%, closing at 5,484.77. The Dow Jones Industrial Average also climbed significantly, gaining 486.83 points. This rally marked the third consecutive day of gains before continuing into the fourth day, reflecting a sustained positive momentum in the market.