In a recent development, Nvidia, a leading chipmaker, has firmly denied receiving a subpoena from the US Department of Justice for an antitrust investigation. Despite initial reports causing a slight stir in the market, the company's stock saw a marginal uptick in after-hours trading. This statement from Nvidia comes amid increased scrutiny on the tech industry by government agencies, but the company maintains its compliance with all laws and regulations. Stay tuned for further updates on this ongoing story.