Has The COVID-19 Vaccine Stock Bubble Burst?

COVID-19 vaccine stocks have easily been the hottest niche across the entire market since March. Developmental-stage companies like Inovio Pharmaceuticals (NASDAQ: INO), Moderna (NASDAQ: MRNA), Novavax (NASDAQ: NVAX), Vaxart (NASDAQ: VXRT), and Heat Biologics (NASDAQ: HTBX) all saw their shares rise at a dizzying pace in 2020, thanks to their coronavirus vaccine candidates.

What's more, pharma giants such as AstraZeneca (NYSE: AZN) and Pfizer (NYSE: PFE) have even gotten in on the act. Pfizer, for instance, tacked on over $33 billion in market capitalization at one point this year solely because of its promising mRNA vaccine platform for coronavirus, which is being co-developed with German partner BioNTech (NASDAQ: BNTX).   

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Source Fool.com