Here's How the Top 3 Coronavirus Vaccine Candidates Stack Up

AstraZeneca (NASDAQ: AZN) recently became the third company in as many weeks to report positive interim results from a big randomized study with an experimental coronavirus vaccine.

How does AstraZeneca's candidate compare to experimental vaccines from Pfizer (NYSE: PFE) and Moderna (NASDAQ: MRNA) that are just a few steps ahead? As you might suspect, the different candidates have their own strengths and weaknesses. Here's how they stack up to each other based on what we've learned so far.

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Source Fool.com