NEW YORK
Shares of some top managed care companies are mixed at noon:
Aetna fell $.24 or .8 percent, to $29.56.
CIGNA fell $.33 or 1.1 percent, to $30.62.
Coventry Healthcare rose $.18 or .8 percent, to $22.82.
Humana fell $.39 or .9 percent, to $41.42.
UnitedHealth fell $.03 or .1 percent, to $28.94.
WellPoint rose $.67 or 1.3 percent, to $53.03.