Rivian unveiled upbeat sales. Here's why the stock is still dropping.

Core Viewpoint - Rivian Automotive Inc. faces new concerns that have negatively impacted its stock performance, despite reporting quarterly sales that exceeded Wall Street expectations [1] Group 1: Company Performance - Rivian's quarterly sales were above Wall Street expectations, indicating strong demand for its electric trucks [1] Group 2: Market Reaction - The stock of Rivian Automotive Inc. declined due to the emergence of fresh worries, overshadowing the positive sales report [1]