Drug Companies Highly Traded, JNJ, PFE, CEPH, MRK, AMGN By Cashvortex.com

Johnson & Johnson (JNJ) shares fell 0.14% in today's trading to $63.5 per share. Shares of JNJ have so far hit a 52-week high of $68.05 per share and a 52-week low of $57.5.

Pfizer Inc. (PFE) shares fell 0.08% in today's trading to $18.23 per share. 13 million shares were traded so far in today's session. On average, a total of 52 million shares are exchanged in PFE each day.

Cephalon, Inc. (CEPH) shares dropped $0.1 per share or 0.12%, falling to $80.6. Stock volume in Cephalon, Inc. was 2 million shares in the trading session.

Merck & Co., Inc. (MRK) shares was up 0.22% today, moving to $31.69 per share. Shares of MRK have so far hit a 52-week high of $37.68 per share and a 52-week low of $29.47.

Amgen, Inc. (AMGN) advanced 0.63% in today's session to $54.4 per share. 1 million shares were traded so far in today's session. On average, a total of 6 million shares are exchanged in AMGN each day.