Answer: Munich Re
Munich Re (Munich Reinsurance Company, German: Münchener Rückversicherungs-Gesellschaft) is a reinsurance company based in Munich, Germany. It is one of the world’s leading reinsurer. ERGO, a Munich Re subsidiary, is the Group’s primary insurance arm.
Munich Re's shares are listed on all German stock exchanges and on the Xetra electronic trading system. Munich Re is included in the DAX index at the Frankfurt Stock Exchange, the Euro Stoxx 50, and other indices.
The U.S. investor Warren Buffett has become the biggest single shareholder in the world's largest reinsurer Munich Re in February 2010 with more than 8 percent of the company.