Health Care

Shares of some top managed care companies are down at 10 a.m.: Aetna fell $.72 or .7 percent, to $96.37.

Shares of some top biotechnology companies are mixed at 10 a.m.: Amgen Inc. fell $.15 or .1 percent, to $152.96.

Shares of some top health care equipment companies are mixed at 1 p.m.: Becton, Dickinson & Co. rose $1.20 or .8 percent, to $143.03.

Shares of some top pharmaceuticals companies are mixed at 1 p.m.: Baxter International Inc. fell $.98 or 1.4 percent, to $69.25.

Shares of some top medical devices companies were mixed at the close of trading: Allergan fell $.46 or .2 percent, to $226.08.

Shares of some top pharmaceuticals companies are mixed at 10 a.m.: Baxter International Inc. fell $.46 or .7 percent, to $69.77.

Shares of some top medical devices companies are mixed at 1 p.m.: Allergan fell $.36 or .2 percent, to $226.19.

Shares of some top managed care companies are mixed at 1 p.m.: Aetna rose $.01 or percent, to $95.76.

Shares of some top managed care companies were up at the close of trading: Aetna rose $.71 or .7 percent, to $96.46.

Shares of some top medical devices companies are mixed at 10 a.m.: Allergan rose $.89 or .4 percent, to $227.43.

Shares of some top pharmaceuticals companies were mixed at the close of trading: Baxter International Inc. fell $.54 or .8 percent, to $69.69.

Shares of some top health care equipment companies were mixed at the close of trading: Becton, Dickinson & Co. rose $.02 or percent, to $141.83.

Shares of some top biotechnology companies were mixed at the close of trading: Amgen Inc. rose $.54 or .4 percent, to $153.11.

The Justice Department says pharmaceutical manufacturer AstraZeneca will pay $7.9 million to settle allegations it engaged in a kickback scheme involving drugs such as heartburn medicines Nexium and Prilosec.

Rite Aid is expanding from running drugstores into managing pharmacy benefits with a $2 billion purchase of EnvisionRx.

Shares of some top biotechnology companies are mixed at 10 a.m.: Amgen Inc. fell $.12 or .1 percent, to $151.28.

Shares of some top pharmaceuticals companies were down at the close of trading: Baxter International Inc. fell $1.25 or 1.8 percent, to $69.72.

Shares of some top medical devices companies were down at the close of trading: Allergan fell $2.06 or .9 percent, to $223.11.

Shares of some top managed care companies were down at the close of trading: Aetna fell $.80 or .8 percent, to $93.74.

Shares of some top pharmaceuticals companies are mixed at 1 p.m.: Baxter International Inc. fell $.78 or 1.1 percent, to $70.19.