Gogo is trading at $2.19, down 10.45%, with the immediate catalyst unclear. - Duncan Aviation prepaid for 40 Galileo HDX systems, Gogo’s largest single MRO order this year; the announcement did not explain the decline. - Broader markets were slightly lower, while technology and chip stocks faced selling pressure amid AI-investment and competition concerns. No reliable report directly linked those sector moves to Gogo’s decline.