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Cohen & Co Inc is a United States company that delivers financial services in fixed-income markets. It is focused on small-cap banking institutions and has grown to provide an expanding range of capital markets and asset management services. It has three business segments. The Capital Markets segment, which is the key revenue driver, consists of fixed-income sales, trading, matched book repo financing, new issue placements in corporate and securitized products, and advisory services. The Asset Management segment manages assets within collateralized debt obligations, managed accounts, joint ventures, and investment funds. The Principal Investing segment is comprised of investments to earn return rather than to support trading, matched book repo, or other Capital Markets segment activities.

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.