Credit: Tyler Hayes / How-To Geek Published May 6, 2026, 2:41 PM EDT Jon is a seasoned journalist who has written definitive coverage of consumer tech at publications like Engadget, Android Authority, and BetaKit. He's an expert on making tech accessible ranging from mobile and PCs to emerging platforms like wearables. When he's not writing, he's going on adventures with ihis family and is an avid photographer. Sign in to your How-To Geek account Amazon is no longer Rivian's biggest investor. VW (specifically, Volkswagen Group Technologies) has raised its equity stake in Rivian to 15.9 percent, putting it ahead of Amazon's nearly 12.3 percent investment. The move, revealed in a U.S. SEC filing , comes as part of a joint venture launched in November 2024. VW pledged to invest as much as $5.8 billion in Rivian, with more investments coming as Rivian meets key goals.VW has invested about $3 billion so far, including $1 billion in April after a testing round for the Rivian-powered ID.Every1 compact EV.…