Why MongoDB Plunged in December

Shares of database upstart MongoDB (MDB -0.07%) plunged 27.8% in December, according to data from S&P Global Market Intelligence.MongoDB released its fiscal third-quarter earnings early in the month, which disappointed investors, and also announced the retirement of its chief financial officer.However, MongoDB could be a big winner in the next stage of the artificial intelligence (AI) era. So is the downturn an opportunity?MongoDB goes through some growing painsMongoDB actually beat analyst expectations in ...