Derrick Whitfield

Stifel, Nicolaus & Co., Inc. (Stifel) is a dual-registered broker-dealer and investment adviser headquartered in St. Louis, Missouri. Founded in 1890, the firm is a subsidiary of Stifel Financial Corp. (NYSE: SF), a financial service holding company. Stifel provides full-service brokerage and investment advisory services to individuals and their families, institutions and businesses, and financial advisors.

Founded in 1991, GMP Securities LLC is a broker/dealer headquartered in New York City. The firm was previously known as Miller Tabak Roberts Securities LLC. They are a subsidiary of GMP MTR Acquisition, Inc. and their ultimate parent is GMP Capital, Inc. (Toronto: GMP). GMP Securities is a global institutional sales, trading and research firm focusing on debt, convertibles, equities and asset-backed securities. They are member of FINRA and the SIPC.

Founded in 2007, Decade Capital Management LLC is a hedge fund manager located in New York City. The firm is a subsidiary of Millennium Management LLC.

Founded in 2006, Canaccord Genuity, Inc. is a registered broker/dealer headquartered in New York City. The firm is the U.S. arm of Toronto-based Canaccord Genuity Corp., the global capital markets division of Canaccord Financial, Inc. (CF: TSX / CF: AIM). Canaccord Genuity's research focuses on the following sectors of the global economy: metals/mining, energy, agriculture, technology, telecommunications, financials, consumer products, real estate, transportation, infrastructure, sustainability, life sciences, support services and investment trusts. Canaccord Genuity, Inc. is a member of FINRA/SIPC.

Canaccord Adams, Inc. is an independent financial services firm and broker/dealer headquartered in Boston with additional offices in New York City, San Francisco, Evanston, Illinois and Houston, Texas. The firm provides research to help clients make informed investment decisions. Their analysts seek to identify opportunities and expose risk with a focus on emerging and small- to mid-cap growth companies. Canaccord Adams focuses on seven sectors, clarifying current events and anticipating market trends in high-quality daily, weekly and monthly research products. The seven sectors they focus on are: metals and mining, energy, technology, life sciences, real estate and gaming, consumer and industrial growth. Canaccord Adams is a subsidiary of Vancouver-based Canaccord Financial, Inc. They are a member of the NASD and the SIPC.

ExxonMobil Corp. Pension Trust is a pension fund manager and SEC-registered investment advisor located in Irving, Texas. They manage a portion of the pension assets for ExxonMobil Corp. (NYSE: XOM).