Oct. 2 (UPI) -- Tesla CEO Elon Musk's net worth reached $500 billion Wednesday, making him the first person to be worth half a trillion dollars.

Forbes' Real-Time Billionaires list ranks him at No. 1, followed by Larry Ellison of Oracle, Mark Zuckerberg of Meta and Jeff Bezos of Amazon.

Musk had a net worth of $499.1 billion at close of trading Wednesday. It spiked higher earlier in the day, when he hit $500 billion.

On Sept. 10, Larry Ellison surpassed Musk for a short time when Oracle's stock soared, but that didn't last.

Tesla stock, along with Musk's other companies, has soared. Tesla is at an all-time peak.