Health Care

Shares of some top health care equipment companies were down at the close of trading: Becton, Dickinson & Co. fell $2.82 or 1.9 percent, to $142.39.

Shares of some top managed care companies were down at the close of trading: Aetna fell $1.37 or 1.3 percent, to $100.16.

Shares of some top pharmaceuticals companies were mixed at the close of trading: Baxter International Inc. rose $.49 or .7 percent, to $67.70.

Shares of some top health care equipment companies are mixed at 1 p.m.: Becton, Dickinson & Co. rose $.34 or .2 percent, to $145.22.

Shares of some top health care equipment companies are mixed at 10 a.m.: Becton, Dickinson & Co. rose $.37 or .3 percent, to $145.25.

Shares of some top pharmaceuticals companies are mixed at 10 a.m.: Baxter International Inc. rose $.23 or .3 percent, to $67.44.

A look at the 10 biggest percentage decliners on Nasdaq at 1 p.m.: AcelRx Pharmaceuticals Inc. fell 34.8 percent to $5.70.

Shares of some top managed care companies are up at 10 a.m.: Aetna rose $.82 or .8 percent, to $101.49.

Shares of some top biotechnology companies are mixed at 10 a.m.: Amgen Inc. rose $.33 or .2 percent, to $155.21.

Shares of some top medical devices companies are mixed at 10 a.m.: Allergan rose $.44 or .2 percent, to $233.95.

Shares of some top medical devices companies were up at the close of trading: Allergan rose $1.48 or .6 percent, to $234.99.

Shares of some top biotechnology companies were down at the close of trading: Amgen Inc. fell $4.72 or 3.0 percent, to $154.88.

Shares of some top health care equipment companies were down at the close of trading: Becton, Dickinson & Co. fell $4.02 or 2.7 percent, to $144.88.

Shares of some top medical devices companies were down at the close of trading: Allergan fell $1.90 or .8 percent, to $233.51.

Shares of some top biotechnology companies are down at 1 p.m.: Amgen Inc. fell $4.06 or 2.5 percent, to $155.54.

Shares of some top managed care companies are down at 1 p.m.: Aetna fell $1.36 or 1.3 percent, to $100.73.

Shares of some top pharmaceuticals companies are down at 10 a.m.: Baxter International Inc. fell $.83 or 1.2 percent, to $68.38.

Shares of some top health care equipment companies are down at 1 p.m.: Becton, Dickinson & Co. fell $3.18 or 2.1 percent, to $145.72.

Shares of some top health care equipment companies are down at 10 a.m.: Becton, Dickinson & Co. fell $1.85 or 1.2 percent, to $147.05.

Shares of some top medical devices companies are down at 10 a.m.: Allergan fell $.61 or .3 percent, to $234.80.