Apple Inc reported fiscal third-quarter earnings that beat forecasts on strong sales of Mac computers and iPhones. But the company's outlook for the fourth quarter disappointed investors.
American Express Company said its second-quarter net income fell 38%.
Caterpillar Inc said its second-quarter earnings jumped 34% as stronger international sales outpaced higher raw material and freight costs.
Brocade Communications, the world's largest maker of switches for data-storage networks, agreed to buy Foundry Networks Inc for $3B, or about $19.25 in cash and stock.
US Airways Group Inc missed second quarter revenue projections.
Texas Instruments Incorporated said profit fell 3.6%, the first decline in four quarters, on slowing orders for mobile-phone chips.
Ual Corp reported a $2.7B loss including massive one-time charges.