Some have good opinions, drug doesn't appear to be effective; appears you live longer without it if i'm understanding it right.
BUT, do your own analysis and DD; this is not to be seen as any type of advice, just my uneducated and uninformed opinion.
imo, this was their big play and it is a bust, possibly args can be a target for write-off to offset gains elsewhere.
They should deeply analyze, maybe some other application would be beneficial; that statement about "increase in antigen-specific memory T cells" could be something worth looking into.
It is possible that buyers and bids may dwindle and only bag holders, scammers, suckers, and dreamers will be left.
