Rivian (RIVN) fell 1% in premarket trading after reporting a 19% year-over-year increase in Q1 deliveries. The company delivered 10,365 vehicles, surpassing analyst estimates of 9,678. However, Q1 production plunged 70% to 10,236 units. Despite the production drop, Rivian remains committed to its full-year delivery target of 62,000 to 50,000 vehicles.