Live market updates: US shares edge higher, Nvidia meets expectations and Qantas announces profit results

The S&P 500 climbed 0.2% to end the session at 6,481 points, exceeding its previous record high close on August 14.

The Nasdaq gained 0.2% to 21,590 points, while the Dow Jones Industrial Average rose 0.3% to 45,565 points, as US markets traded cautiously ahead of Nvidia’s second quarter profit…