If you're a shareholder from the spin off my thoughts are to just sit on them thougout 2021 and possibly 2022 and see how the science continues. There will always be some entity or person who will cough up the money to keep Zenith viable.
I'm still hopeful that Zenith becomes a home run as cancer related drugs have much more interest to BP than cardio. BTY the current NetFlex gig "Chicago MED" will take a few months off your life just watching all the episodes but i find it very instructive. (I keep my Google app next to me to learn all the new terms...LOL!