I left my energy in San Francisco

For industry executives and investment professionals who exhausted themselves at the 16th Hambrecht & Quist Healthcare Conference, here are some numbers for your efforts: Conference traffic was heavy enough - both in the mobbed halls and over the news wires - to bump up the BioCentury 100 index by 2 percent, while index volume jumped 25 percent.

Of 92 publicly held bioscience companies presenting at the conference who also fall into BioCentury's tracking universe, 38 had positive daily swings on their presentation (see chart).Forty stocks lost value on the day, while 14 issues were flat...