Health Care

Shares of some top biotechnology companies are down at 10 a.m.: Amgen Inc. fell $3.09 or 1.8 percent, to $167.08.

Shares of some top pharmaceuticals companies are mixed at 10 a.m.: Baxter International Inc. rose $.50 or .7 percent, to $74.98.

A major Chicago health care system has apologized to nearly 3,000 patients whose personal information was on an unencrypted laptop that was stolen in October.

Shares of some top health care equipment companies were mixed at the close of trading: Becton, Dickinson & Co. fell $.62 or .4 percent, to $139.81.

Shares of some top pharmaceuticals companies were mixed at the close of trading: Baxter International Inc. rose $.41 or .6 percent, to $74.48.

Shares of some top managed care companies were mixed at the close of trading: Aetna rose $.71 or .8 percent, to $90.84.

Shares of some top medical devices companies were mixed at the close of trading: Allergan rose $.45 or .2 percent, to $212.63.

Shares of some top biotechnology companies were up at the close of trading: Amgen Inc. rose $1.69 or 1.0 percent, to $170.17.

The Dallas hospital where a man died of Ebola and two nurses were infected with the disease said Friday that its revenues have returned to what they were before the crisis and patient flow is almost there.

Shares of some top pharmaceuticals companies are mixed at 1 p.m.: Baxter International Inc. rose $.22 or .3 percent, to $74.29.

Boston Children's Hospital has agreed to pay $40,000 and bolster its patient data security following a data breach that compromised the personal information of more than 2,100 patients, the state attorney general's office announced Friday.

Shares of some top managed care companies are up at 10 a.m.: Aetna rose $1.34 or 1.5 percent, to $88.52.

Shares of some top biotechnology companies are up at 10 a.m.: Amgen Inc. rose $2.18 or 1.3 percent, to $165.66.

Shares of some top pharmaceuticals companies are up at 10 a.m.: Baxter International Inc. rose $.94 or 1.3 percent, to $73.21.

A look at the 10 biggest percentage gainers on Nasdaq at the close of trading: Auspex Pharma rose 99.8 percent to $50.14.

Shares of some top managed care companies are up at 1 p.m.: Aetna rose $.64 or .7 percent, to $86.28.

Shares of some top pharmaceuticals companies are up at 1 p.m.: Baxter International Inc. rose $.93 or 1.3 percent, to $71.66.

Shares of some top health care equipment companies were up at the close of trading: Becton, Dickinson & Co. rose $2.76 or 2.1 percent, to $136.80.

Stocks that moved substantially or traded heavily Wednesday on the New York Stock Exchange and the Nasdaq Stock Market: NYSE MGM Resorts International, down 84 cents to $18.01 The casino operator and six contractors avoided a trial after reaching a settlement deal in a breach-of-contract lawsuit.

Shares of some top biotechnology companies are up at 1 p.m.: Amgen Inc. rose $1.41 or .9 percent, to $160.85.