Wall Street falls in the green at mid-session Wednesday. Markets are driven by soaring crude prices, but investors still question the extent and duration of the recovery. To 19 hours, the Dow Jones gained 0.70% to 9,282 points, the Nasdaq rose 0.52% to 1,966 points and the S & P 500 ahead 0.64% to 996 points..

The side of values, Hewlett-Packard lost 0.20% to 43.87 dollars. The IT group has yet published the day before the results above expectations. Its net profit shows a decline of 19% in the third quarter. But per share excluding items, it appears to 91 cents against 90 cents expected. In addition, JPMorgan, Deutsche Bank and Morgan Stanley have raised their price targets respectively on the value to 50.50 dollars, 40 dollars and 57 dollars.

Deere & Co sells 3.20% to 43.65 dollars. The manufacturer of agricultural machinery declined by 27% of its net profit to 420 million and a decline of 24% of its turnover in the third quarter. But reduced per share earnings were 99 cents, while analysts expected 56 cents. Nevertheless, the group announced that the fourth quarter could be difficult.