National Indemnity Company
National Indemnity Company is an insurance company based in Omaha, Nebraska, United States, and founded in 1940 by Jack Dabney Ringwalt. It is a subsidiary of Berkshire Hathaway, which bought the company in 1967. It is Berkshire's oldest operating subsidiary. Between September 2019 and August 2020, Berkshire Hathaway purchased more than 5% of the outstanding stock of each of the five largest Japanese general trading companies, i.e. Itochu, Mitsubishi, Mitsui, Sumitomo, and Marubeni, through its subsidiary National Indemnity Company. These stakes were worth a total of over $6 billion as of August 2020. National Indemnity