shares of goodyear tire  rubber co gt jumped 49 toward a twomonth high in premarket trading friday after the tire maker reported secondquarter profit and sales that rose above expectations the upbeat results were a welcome relief to investors as the stock tumbled 95 the day firstquarter results were reported and 274 after fourth quarter results which was the biggest oneday selloff since october 1987 our second quarter and first half sales were the highest in a decade reflecting the recent addition of cooper tire the benefit of strong pricing actions across many of our key markets and volume growth said chief executive richard kramer net income for the quarter to june 30 rose to 166 million or 67 cents a share from 67 million or 27 cents a share in the yearago period excluding nonrecurring items adjusted earnings per share of 46 cents beat the factset consensus of 36 cents sales grew 310 to 521 billion above the factset consensus of 504 billion as tire unit volumes rose 21 cost of goods sold rose more than sales up 355 to 417 billion as gross margin contracted to 200 from 226 the stock has tumbled 410 year to date through thursday while the sp 500 spx has lost 129