Midday Glance: Biotechnology companies

NEW YORK (AP) — Shares of some top biotechnology companies are up at 1 p.m.:

Amgen Inc. rose $.43 or .5 percent, to $85.17.

Biogen Idec rose $2.39 or 1.8 percent, to $138.00.

Celgene Corp. rose $.70 or 1.0 percent, to $72.00.

Gilead Sciences Inc. rose $.73 or 1.1 percent, to $65.58.