In contracts that our lawyers gave us (and that we use) the state whose law will govern the contract is specified. It's always Delaware. The corporate charter,

In contracts that our lawyers gave us (and that we use) the state whose law will govern the contract is specified. It's always Delaware. The corporate charter, and the bylaws of the corporation are all explicitly governed by Delaware law. These documents control what powers different share classes have regarding corporate ownership and operation. TLDR: Delaware law is almost certainly the controlling law regardless of where the shareholder lives.