Buffett Splits CEO and Chairman Roles at Berkshire Hathaway

Warren Buffett’s Berkshire Hathaway has officially separated the roles of CEO and executive chairman, marking a historic shift in the company’s leadership structure after more than five decades under Buffett’s dual command.

The Omaha-based investment conglomerate announced in a regulatory filing that its board voted this week to formally split the two positions, effective immediately. Buffett, 95, has held both titles since 1970, building Berkshire into the world’s 11th most valuable company with a market capitalization of $1.081 trillion.

Abel Set to Take the Helm

In May, Buffett revealed at Berkshire’s annual shareholder meeting that he would step down as CEO on January 1, 2026, naming Greg Abel as his successor. Abel, 63, currently serves as vice chairman for non-insurance operations, a position he has held since 2018. Buffett will retain the executive chairman title following the transition.

The leadership restructuring comes as Buffett recently led what is likely his final major deal as CEO—Berkshire’s $9.7 billion acquisition of OxyChem, a petrochemical unit of Occidental Petroleum, representing the company’s largest transaction in three years.

End of an Era

Buffett ranks as the 11th richest person globally, with a net worth of $149 billion, according to the Bloomberg Billionaires Index. The majority of his fortune remains tied to his Berkshire stake. His tenure has transformed Berkshire Hathaway from a struggling textile manufacturer into one of the world’s most successful investment vehicles.

The formal separation of leadership roles signals Berkshire’s preparation for its post-Buffett era, ensuring a smooth transition while maintaining the governance structure that has driven decades of exceptional returns for shareholders.