Gogo downgraded By: MarketMinute.com Stock News May 08, 2018 at 17:38 PM EDT Moody's downgraded Gogo Inc.'s (Nasdaq: GOGO) corporate family rating from B3 to Caa1. Shares of the in-flight broadband provider plunged $2.80 to close at $5.06. Related Stocks: Gogo Inc