US stocks clawed to a new all-time high Tuesday as crude oil closed at an eight-month low and Wall Street entered third-quarter earnings season in an upbeat mood, according to dpa. The blue-chip Dow Jones Industrial Average of 30 top US corporations extended its rally, adding 9.36 points, or 0.1 per cent, to end at 11,867.17. American Express Co, telecom firm AT&T Inc, chipmaker Intel Corp and Alcoa Inc, the world's largest aluminium producer, led the gains. Alcoa kicked off the fall earnings season after hours, posting an 86-per-cent rise in third-quarter net income to 537 million dollars that fell short of Wall Street expectations. The broader Standard & Poor's 500 index rose 2.76 points, or 0.2 per cent, to 1,353.42. The technology-heavy Nasdaq added 3.66 points, or 0.2 per cent, to 2,315.43. Crude oil in New York fell more than 2 per cent to close at 58.52 dollars a barrel. It was the lowest closing oil price since February, the Bloomberg financial news agency said. The US dollar extended its gains Tuesday, rising to 79.76 euro cents from 79.38 cents on Monday and to 119.73 Japanese yen from 119.11 yen. Gold rose 10.65 dollars to 571.40 dollars per fine ounce.