Genentech Gang Fights Back

Genentech (DNA Quote) has had the wind at its back for the past year, seeing its share price more than double and reaching an all-time high. But in September, the big biotech found the going a little tougher.

From a best close of $94.74 on Sept. 1, the stock began a reversal that saw it drop to $79.86 on Sept. 27, a decline of more than 15% and a level it hadn't touched since late June. Following that close below $80, buyers sensed a bargain, and the stock ended last week above $84.

Genentech's shares have continued rising, and on Tuesday, they were up again, lately by 68 cents to $86.90. ...