Health Care

Shares of some top medical devices companies are mixed at 10 a.m.: Allergan rose $1.03 or .6 percent, to $164.44.

Shares of some top biotechnology companies are mixed at 1 p.m.: Amgen Inc. rose $2.37 or 1.8 percent, to $137.16.

Shares of some top pharmaceuticals companies were mixed at the close of trading: Baxter International Inc. rose $.36 or .5 percent, to $75.40.

Shares of some top managed care companies are up at 10 a.m.: Aetna rose $.57 or .7 percent, to $79.34.

Shares of some top medical devices companies were mixed at the close of trading: Allergan fell $2.15 or 1.3 percent, to $163.41.

Shares of some top managed care companies were up at the close of trading: Aetna rose $.18 or .2 percent, to $78.95.

Shares of some top biotechnology companies were up at the close of trading: Amgen Inc. rose $1.97 or 1.5 percent, to $134.79.

A look at the 10 biggest percentage gainers on Nasdaq at the close of trading: Digital Ally Inc. rose 57.4 percent to $12.50.

Shares of some top pharmaceuticals companies are up at 10 a.m.: Baxter International Inc. rose $.45 or .6 percent, to $75.49.

Japan said Monday it is ready to provide a Japanese-developed anti-influenza drug as a possible treatment for the rapidly expanding Ebola outbreak.

Shares of some top medical devices companies are up at 10 a.m.: Allergan rose $.32 or .2 percent, to $165.88.

Swiss pharmaceutical company Roche says it will buy a California-based developer of treatments for lung diseases, InterMune Inc., in a deal worth $8.3 billion.

Shares of some top managed care companies were mixed at the close of trading: Aetna fell $.58 or .7 percent, to $78.77.

Shares of some top biotechnology companies were mixed at the close of trading: Amgen Inc. rose $.29 or .2 percent, to $132.82.

Botox maker Allergan says it's reviewing shareholder requests for a special meeting to consider replacing most of its board.

Shares of some top medical devices companies are mixed at 1 p.m.: Allergan rose $1.12 or .7 percent, to $165.50.

Shares of some top pharmaceuticals companies are mixed at 1 p.m.: Baxter International Inc. fell $.57 or .8 percent, to $75.23.

Shares of some top pharmaceuticals companies were mixed at the close of trading: Baxter International Inc. rose $.55 or .7 percent, to $75.80.

Shares of some top biotechnology companies are up at 1 p.m.: Amgen Inc. rose $.73 or .6 percent, to $133.26.

Shares of some top managed care companies are mixed at 1 p.m.: Aetna fell $.14 or .2 percent, to $79.21.