Rivian Automotive is trading 4.27% down at $14.13 on October 2, 2026; available reporting does not establish why shares reversed lower after an earlier premarket gain. - Reuters reported 19,248 third-quarter deliveries, above analysts’ estimate of 18,001. - Rivian reaffirmed its 2026 forecast of 65,000 to 70,000 vehicles. - Price context shows a sharp early-session decline despite the record delivery report.