Compare stocks

Investor AB is a Swedish investment company headquartered in Stockholm, specializing in investment activities across various industries such as technology, healthcare, financial services, and industrial enterprises. Founded in 1916 by the Wallenberg family, it operates through multiple segments, including Listed Companies, Patricia Industries (wholly-owned subsidiaries), and investments in EQT funds. The company's strategic positioning is characterized by a long-term investment approach, leveraging its deep industry expertise and network to support growth and value creation within its portfolio companies. Investor AB's geographic footprint extends primarily across Europe and North America through its diverse holdings.

Berkshire Hathaway is a holding company with a wide array of subsidiaries engaged in diverse activities. The firm's core business segment is insurance, run primarily through Geico, Berkshire Hathaway Reinsurance Group, and Berkshire Hathaway Primary Group. Berkshire has used the excess cash thrown off from its operations to acquire Burlington Northern Santa Fe (railroad), Berkshire Hathaway Energy (utilities and energy distributors), and the companies that make up its manufacturing, service, and retailing operations (which include Precision Castparts, Lubrizol, Clayton Homes, Marmon, and IMC/ISCAR). The conglomerate is unique in that it is run on a completely decentralized basis.