GRTS COVID-19 vaccine can use two components, a chimpanzee adenovirus ((ChAd)) and self-amplifying mRNA (samRNA). Pfizer (PFE) and BioNTech (BNTX) as well as Moderna (MRNA) both used mRNA in their ...
Gritstone bio flew high during the COVID years because of its mRNA COVID vaccine program. With COVID down, GRTS stock has also gone down. Now it survives on its legacy oncology programs, which have ...