Benjamin Herrick

Artisan Partners LP (Artisan Partners) is a mutual fund manager and SEC-registered investment advisor headquartered in Milwaukee, Wisconsin. The firm was founded in 2009 by Andrew Ziegler and is a wholly-owned subsidiary of Artisan Partners Holdings LP, itself a subsidiary of Artisan Partners Asset Management, Inc. (NYSE: APAM). Artisan Partners serves as investment adviser to a variety of separately managed accounts, unregistered pooled investment vehicles, trustees of collective investment trusts, and to each series of Artisan Partners Funds, Inc. (Artisan Partners Funds) and Artisan Partners Global Funds plc (Artisan Partners Global Funds), an open-ended management investment company.

Founded in 1996, Relational Investors LLC is a registered investment advisor located in San Diego, California. The firm is a subsidiary of Relational Group LLC and their ultimate parent is Relational Investors Group LLC. They manage investments in U.S. and Canadian publicly-listed stocks and, as well as a variety of hedge funds.

Founded in 2009, del Rey Global Investors LLC is a registered investment advisor located in Los Angeles, California. The firm provides investment advisory services to a wide variety of retail and high net worth individual and institutional clients, including pension funds, trust accounts, corporations or other business entities, banks, insurance companies, governments and municipalities. del Ray provides sub-advisory services to affiliated and unaffiliated open-end investment companies, collective investment trusts, and investment companies established pursuant to the European Communities (Undertaking for Collective Investment in Transferable Securities, i.e. UCITS). The firm also provides investment advice for a number of private investment funds.

TCW Asset Management Co. LLC (TCW) is a SEC-registered investment advisor headquartered in Los Angeles, California. The firm was founded in 1992 and is wholly-owned by The TCW Group, Inc. In 2013, TCW management and private investment funds affiliated with The Carlyle Group (NASDAQ: CG) acquired TCW Group from Société Générale. TCW provides investment management and advice for a wide array of investment strategies for institutional and individual investors through investment advisory accounts, private open- and closed-end commingled investment funds and structured investment vehicles such as collateralized debt obligations.