The October date is about right according to AMPE. Also got a bit of info regarding releasing a bit of the Ampoin data and not the whole thing. They first have limited employees. Thus decided to do the initial calculations and then put the rest into a Journal of Medicine type of article with full data points.
The option activity is part of money calls on any short positions and thus a need to cover. Interesting that we have continued small and steady volume with no real spikes. If I guessed it is siply steady covering of short positions. Paying 30% and being underwater is no longer nearly as attractive. Others are enjoying making the shorts squirm with the steady buying demand and limited shares being offered.