While the broader market was stuck in the red Thursday, at least some grocery stocks managed to stay positive. Two stocks on opposite ends of the retail spectrum -- upscale Whole Foods ( WFMI) and discount Costco ( COST) -- were in the green, with Whole Foods ticking up1.5% to $15.95 and Costco gaining 0.9% to $44.87. Great Atlantic & Pacific Tea Co. ( GAP) also was up, recently rising 3.7% to $5.61. And Winn Dixie ( WINN) was up 0.9% to $9.63. Elsewhere:
Wal-Mart (WMT) was losing 1.1% to $49.89 after the company announced it would raise incentives to its U.S. hourly workers to $2 billion -- an 11% increase.