Meta ties Zuckerberg’s share sales to eight years in California

A share sale with conditions

The deal grew out of a board concern about distance. At a dinner with Meta directors on September 9, Zuckerberg said he was considering leaving California over Proposition 40. He was also planning to list his Palo Alto home for sale four days later, according to the filing.

Proposition 40 would impose a one-time 5% tax on shares and other assets held by billionaires who were in California in January 2026. The measure could face lawsuits even if voters approve it.

A special board committee, including lawyer Robert Kimmitt, venture investor Charlie Songhurst and DoorDash chief Tony Xu, worried about a repeat of difficulties Meta faced during the COVID-19 pandemic, when Zuckerberg could not be physically near company leaders.

The agreement, which Meta finalized a week ago and disclosed on Wednesday, is tied to a planned new class of non-voting shares. Existing shareholders would receive the shares automatically, in proportion to their current holdings. Zuckerberg could sell 20% of his allotment to pay potential taxes. He could sell the remaining 80% in stages over the next eight years, provided he stays in California.

If he wants to sell that portion earlier, he would have to sell some of his voting shares, except where serious unforeseen circumstances make a move advisable or necessary. The arrangement preserves his voting control while giving Meta a possible source of cash for its AI data-center spending.

Staying put, with an escape clause

The agreement says Zuckerberg must live where Meta’s headquarters is. That leaves open the possibility of the company and its chief executive moving together to another state.

Meta’s filing says the purpose is to keep Zuckerberg leading the company from California and close to Meta Superintelligence Labs, which developed the company’s recent Muse AI models. That makes the arrangement about more than his personal tax exposure: the board is also trying to keep its chief executive near the work it considers important.

Zuckerberg has reasons to be concerned about a tax bill. Like many wealthy people, he can borrow against shares rather than take a large salary; his annual salary is one dollar. He bought a home in Florida in February, The Wall Street Journal reported at the time. Other California companies have moved to Texas, Nevada and California in recent years, while Google co-founders Sergey Brin and Larry Page are widely believed to have left the state over the proposed tax.

The risk the deal may never address

I think the most telling feature is that Meta is tying access to a share sale to Zuckerberg’s address, rather than asking him simply to promise he will stay. That is a concrete incentive, but it is also a narrow one: it does not guarantee that California remains the company’s headquarters if the board decides to move.

The arrangement may not be tested at all. Recent California polls suggest Proposition 40 is unlikely to win enough votes, after about $129 million was spent campaigning against it. If the measure fails, Meta will have built an eight-year retention mechanism around a tax threat that never materializes; if it passes, the agreement’s exceptions and headquarters clause will matter as much as the headline promise to stay.