On the one hand they sell the vaccine at cost, so there will not be too many lost sales (but they could get stuck with some unsold inventory I suppose). On the other hand they can not be held liable for side effects. So it realyl shouldn't affect the stonk too much.
Yet their stock hasn't crashed yet.
At this point, I think the Bank of England is holding it up.
On the one hand they sell the vaccine at cost, so there will not be too many lost sales (but they could get stuck with some unsold inventory I suppose). On the other hand they can not be held liable for side effects. So it realyl shouldn't affect the stonk too much.