US stocks rebound on solid manufacturing data Wall Street was back in tune with global markets on Wednesday, as stocks opened higher after a rash of positive global manufacturing survey data. The S&P 500 was 0.7 per cent higher at 1,322.08, back once again into bull market territory, although the index has tended to face resistance from sellers taking profit whenever it has moved above 1,325. IN US Equities Amazon shares opened 9.8 per cent lower, after the company's fourth-quarter results disappointed on Tuesday evening. Wall Street had been primed for a fall in margins, as the online retailer has pursued growth through heavy spending on its Fire tablet and promotions, but analysts were taken aback by a fall in revenue and sales growth. Brian Nowak at Nomura was equally concerned that the company lowered guidance for 2012. This is the seventh straight quarter in which Amazon's forward ... guidance has come in below the Street, and the second consecutive quarter where the midpoint of revenue missed guidance. We are lowering our forward estimates," he told clients. Shares in the New York Stock Exchange climbed 1.1 per cent to $26.86, slightly outperforming the market, as investors digested the European Commission's move to block its merger with the German Deutsche Borse . We continue to view the standalone business as attractive at current levels. In fact, we believe the stock could get a lift in the near term as investors that have been on the sidelines because of deal uncertainty come back into the name," said Alex Kramm, exchanges analyst at UBS. Whirlpool shares soared 12.4 per cent to $61.08, just 10 dollars short of their level in July, before the market sell-off. Quarterly profit at the dishwasher manufacturer climbed 20 per cent on cost savings. Marathon Petroleum shares climbed 12.1 per cent to $42.85 as the company announced a share repurchase programme. Shares in the refiner have slumped in recent weeks after a succession of oil companies announced collapsing margins in refining businesses, as the discount of WTI to Brent crude fell in the fourth quarter, increasing input costs for refiners. Shares in hard disc drive manufacturer Western Digital climbed 4.8 per cent to $38.11, as profits at its rival Seagate Technology surged. The Dow Jones Industrial Average was up 0.8 per cent to 12,733.38 and the Nasdaq Composite index climbed 0.5 per cent to 2,828.28.