Back in 2014, Tesla was still considered a risky experiment and most investors ignored it, but those who recognized Elon Musk's long-term vision early had the chance to see the stock climb more than 3,000%.
Today, Musk may be building something even bigger—a global AI infrastructure network that could support everything from autonomous vehicles to robotics and beyond—and the core company behind this network isn't Tesla, it's one of Musk's private ventures. Investment analyst Matt McCall recently explained how investors can gain exposure to this company through a simple brokerage account, and right now the investment trades for less than $30.