Why Grubhub Stock Plummeted 39% in October
Shares of Grubhub (NYSE: GRUB) sank 39% in October, according to data from S&P Global Market Intelligence, after the food-delivery specialist announced weaker-than-expected third-quarter 2019 results.
To be sure, essentially all of Grubhub's plunge last month came on Oct. 29, 2019 -- the first trading day after its quarterly update hit the wires.
Source Fool.com