Is Fastly Stock a Buy After Plummeting Last Week?

Shares of edge computing company Fastly (FSLY -3.31%) got hammered on Thursday. The stock fell about 30% as the company's fourth revenue and its first-quarter guidance came in below expectations. With shares down so substantially, is now a good time for investors to consider buying this tech stock, or is the company's decelerating top-line growth and management's soft guidance a red flag that should keep investors on the sidelines?To find out, let's examine a few key takeaways from Fastly's fourth-quarter u ...