Nvidia currently has the highest market cap of $3.98 trillion. Founded by Jensen Huang, Chris Malachowsky, and Curtis Priem in 1993, the company first focused on producing multimedia processors and graphics chips. Its graphic processing units (GPUs) improved the look and feel of gaming and transformed video editing.

Nvidia's earnings over the past 12 months were worth about 0.07% of global GDP, according to Deutsche Bank, while the company employed around 0.0004% of the global population. Now that Nvidia has passed the $4 trillion market-capitalization milestone,

It’s been seven years since Apple became the first company in history to reach a market valuation of $1 trillion, a figure that once seemed unimaginable.