Robert S. Tull

American Stock Exchange LLC operates as stock and securities exchange. It offers trading of equities, options, exchange traded funds (ETFs) and structured products. The exchange provides a floor-based auction market that focuses in stocks, bonds and exchange-traded funds (ETFs). AMEX lists primarily small and midsized companies and newer issues. It also has a growing business in listing structured products and closed-end funds. The company was founded in 1842 and is headquartered in New York, NY.

Phibro LLC provides commodities trading services. It focuses on physical trading, asset acquisition and development, optimization and structuring. The company was founded by Julius Philipp and Oscar Philipp in 1901 and is headquartered in Stanford, CT.

Deutsche Bank Securities, Inc. (DBSI) is a SEC-registered broker/dealer headquartered in New York City. The firm was founded in 1971 and is a wholly-owned investment banking and brokerage arm of DB U.S. Financial Markets Holding Corp., ultimately held by Deutsche Bank AG (NYSE: DB, FRA: DBK) in Germany. DBSI provides securities brokerage and investment advisory services to domestic and international private clients and institutions. They are also a primary dealer in US government securities as designated by the Federal Reserve.

MACRO Securities Depositor LLC manages and monitors the issuance and performance of securities. It acts as a depositor of the MACROshares Oil Down Holding Trust and the MACROshares Oil Down Tradeable Trust. MACRO Securities Depositor was founded on April 28, 2004 and is located in New York City, NY.