U.S. stocks traded higher Tuesday morning, with the Dow Jones Industrial Average up 0.24% at 52,171.55, the Nasdaq Composite rising 0.39% to 27,228.76 and the S&P 500 gaining 0.18% to 7,778.83. Communication-services shares advanced 1.1%, while energy stocks fell 1.3%. AutoZone reported fourth-quarter earnings of $56.05 per share, above the $53.98 analyst estimate, although revenue increased 5.6% year over year to $6.595 billion, below expectations of $6.681 billion. Lianhe Sowell International Group, Decoy Therapeutics and Quanome Technologies posted gains of 159%, 135% and 97%, respectively, following company announcements. Hub Cyber Security, Compass Therapeutics and Black Titan declined 36%, 30% and 25%. The FDA (U.S. drug regulator) recommended that Compass conduct a trial demonstrating a survival benefit before submitting a Biologics License Application for tovecimig in previously treated, advanced biliary tract cancer. Oil fell 2.4% to $93.51, gold slipped 0.2% to $4,373.70, silver declined 0.1% to $66.370 and copper rose 1.3% to $6.8480. European shares gained, while Asian markets finished mixed. The U.S. Redbook Index rose 7.6% year over year in the week ending Sept. 19.