Dow Jones futures were roughly flat after hours, along with S&P 500 futures and Nasdaq futures. Nvidia chipmaker Taiwan Semiconductor ManufacturingTSM and Delta Air LinesDAL report key Q2 figures ...

The Nasdaq hit a record high as Nvidia briefly reached $4T in value and major tech stocks rallied on renewed enthusiasm for ...

Elsewhere in financial markets, drugmaker Merck strikes a roughly $10 billion deal to buy Verona Pharma. The Justice Department’s criminal healthcare-fraud unit investigates UnitedHealth’s Medicare ...