** Shares of U.S.-based EV maker Rivian Automotive RIVN.O rise 6.4% to $18.22 premarket

** Co raises its 2026 delivery forecast to 65,000-70,000 vehicles from 62,000-67,000

** Co delivers 12,194 vehicles in Q2 above Visible Alpha estimates of 10,518

** Co produces 12,613 vehicles in the quarter

** Visible Alpha analysts expect 63,138 deliveries for 2026

** Up to last close, the stock was down about 13% YTD