U.S. stocks were mixed on Friday. The Dow Jones industrial average rose 74.68, or 0.2 percent, to 32,801.51. The broader Standard & Poor's 500 index fell 6.87, or 0.2 percent, to 4,145.07. The technology-heavy Nasdaq composite index fell 63.02, or 0.5 percent, to 12,657.56. Oil rose from its lowest levels since February on concern over supply shortages, but gains were limited by expected declines in fuel demand. West Texas Intermediate (WTI) crude futures advanced 0.5 percent to $89.01 a barrel. For the week, the contract plunged 9.7 percent, its worst week since early April.