Cramer's homework: Buy vaccine maker for 'spec'?

When Cramer says he needs to do homework he's not kidding. Following is Cramer's research on stocks recently called to his attention by viewers.
Data & News supplied by www.cloudquote.io
Stock quotes supplied by Barchart
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the following
Privacy Policy and Terms and Conditions.