U.S. stocks closed lower on Monday as a surge in oil prices fueled worries about inflation and the path of interest rates. The Dow Jones Industrial Average fell 0.1% to 53,975.98, the S&P 500 lost 0.1% to 7,753.11, and the Nasdaq Composite declined 0.3% to 26,605.36. West Texas Intermediate crude rose to $82.32 per barrel and Brent crude to $87.86 per barrel amid heightened tensions between Washington and Tehran, with President Donald Trump calling on Iran to pay compensation to families of victims. The energy sector outperformed, with the Energy Select Sector SPDR gaining 4.6%, while real estate, utilities, and information technology sectors each fell more than 1%. In earnings, National Energy Services Reunited Corp. reported adjusted second-quarter earnings of $0.44 per share, beating estimates, and its stock jumped 23.3%, while Camtek Ltd. posted adjusted earnings of $0.78 per share, also above expectations, and its shares rose 1.7%.