Fermi Changes Rules to Thwart Ex-CEO’s Push to Remake Board

US power-plant developer Fermi Inc. changed its rules around director appointments to block efforts by its former chief executive officer to reshape the company’s board.

The company, which aspires to build the world’s biggest private power complex for data centers, now requires 70% of shareholders to approve any changes involving director numbers or tenure, according to a regulatory filingBloomberg Terminal Thursday.