Fastly is trading at $16.43, down 21.89%, as Q4 guidance implies year-over-year growth of about 16%. - Fastly beat third-quarter revenue and earnings estimates and raised its full-year outlook. - The price context shows a sharp move during November 5 trading. Reports also cite the go-to-market president’s planned 2027 retirement and analyst price-target cuts as concerns; their individual contributions to the decline are uncertain.