Updated from 3:59 p.m. EDT
Grocery stocks were mixed Wednesday as the broader market searched for direction.
announced it is teaming up with
and software maker eClinicalWorks to sell electronic records to doctors through Wal-Mart's Sam's Club discount-warehouse division, according to
The Associated Press
. Wal-Mart shares were recently down 1.9% to $47.46.
Shares of Kroger were down 2.9% to $20.82.
Whole Foods ( WFMI) rose 1.3% to $12.87.
Safeway rose 0.6% to $18.39.
SuperValu fell 0.8% to $14.38.
Great Atlantic & Pacific Tea ( GAP) was up 6.3% to $3.89.
Costco fell 1.4% to $39.56.
BJ's Wholesale fell 3.8% to $28.06.
Winn Dixie ( WINN) rose 0.6% to $8.69.