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Berkshire Hathaway CFO to retire June 1, 2027 (504.34)

Co announced the following leadership appointments across its non-insurance and insurance operations, as well as in corporate.
Chief Financial Officer - Marc D. Hamburg, Senior Vice President and Chief Financial Officer, will retire from Berkshire Hathaway on June 1, 2027, after 40 years of service. Berkshire Hathaway extends its gratitude to Mr. Hamburg for his exceptional leadership and dedication since joining the company in 1987.
Charles C. Chang will succeed him as Senior Vice President and Chief Financial Officer of Berkshire Hathaway, effective June 1, 2026. Mr. Hamburg and Mr. Chang will work together to ensure a smooth and seamless transition period. Mr. Chang will be based in Omaha. He currently serves as Senior Vice President and Chief Financial Officer of Berkshire Hathaway Energy, a role he has held since 2024.
Non-Insurance Operations - Adam M. Johnson, CEO of NetJets, has been appointed President of the Consumer Products, Service and Retailing businesses of Berkshire Hathaway, effective immediately, while continuing in his role at NetJets. Mr. Johnson brings nearly three decades of experience at NetJets, including 10 years as CEO, where he strengthened operations and built enduring customer relationships across a global platform.
Insurance Operations - Nancy L. Pierce has been appointed CEO of GEICO, effective immediately. Ms. Pierce currently serves as Chief Operating Officer of GEICO and, since joining the company in 1986, has held leadership roles across claims, underwriting, product management and regional operations.