Davey Day Trader Global is a popular online persona created by Dave Portnoy, the founder of Barstool Sports. Through this persona, Portnoy shares his experiences, strategies, and opinions related to day trading and investing in the financial markets. Portnoy's videos, often filled with humor and colorful language, have gained a large following and have sparked discussions about trading and investing among his audience. While some see him as an entertaining figure providing valuable insights, others caution against blindly following his advice without conducting thorough research. Overall, Davey Day Trader Global has become a significant figure in the online trading and investing community, offering a unique perspective on market trends and opportunities.