The Dec 5 analyst day is archived on Optimer's website. I believe that this message board called it "investor's day". You can listen, and see the charts via their website, investors... http://investor.optimerpharma.com/events.cfm
It is very informative and if you need a refresher course you should listen. It may have been a couple of hours, so get your coffee and donut before you begin.
I do believe it is effective, especially coupled with Swiss asset management PICTET - BIOTECH filing 13G with the SEC of its 5% purchase late November.