Meta CEO Mark Zuckerberg during the Meta Connect event in Menlo Park, California, Sept. 17, 2025.

David Paul Morris | Bloomberg | Getty Images

In case there were any doubts, Mark Zuckerberg is staying in California.

Meta was apparently concerned enough that its founder and CEO might depart its home state that the company put in place a new stock plan that could help offset the burden of higher taxes should a billionaires tax, known as Proposition 40, pass on Election Day on Nov. 3.

The disclosure came in a filing on Wednesday that coincided with Meta's third-quarter earnings report, and represents a first among California's mega-cap tech companies. Zuckerberg, the sixth-richest person in the world, is one of the few among his peers to still reside in the state, along with Nvidia CEO Jensen Huang .

Elon Musk and Michael Dell live in Texas, while Amazon founder Jeff Bezos' primary residence has always been elsewhere.…