N. David Samra

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.

Harris Associates LP (Harris) is a SEC-registered investment advisor headquartered in Chicago, Illinois. The firm was founded in 1976 and is a direct subsidiary of Natixis Investment Managers LLC, which is ultimately owned by BCPE’s Natixis SA (Natixis) (PAR: KN), a French investment banking and financial services firm. Harris primarily provides discretionary investment advisory services to individuals and institutions, including registered investment companies. The firm also provides investment advisory services to wrap programs, mutual funds, private investment partnerships and other pooled investment vehicles.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

GAMCO Asset Management, Inc. (GAMCO) is a SEC-registered investment advisor headquartered in Rye, New York. The firm was founded by Mario Gabelli in 1977 and is a wholly-owned subsidiary of GAMCO Investors, Inc. (NYSE: GBL). GAMCO offers investment management services to employee benefit plans, endowments, foundations, corporations, limited partnerships, trusts, estates, domestic and offshore investment companies (generally as sub-advisor) and private investors. They also act as manager for third-party wrap programs.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

GAMCO Asset Management, Inc. (GAMCO) is a SEC-registered investment advisor headquartered in Rye, New York. The firm was founded by Mario Gabelli in 1977 and is a wholly-owned subsidiary of GAMCO Investors, Inc. (NYSE: GBL). GAMCO offers investment management services to employee benefit plans, endowments, foundations, corporations, limited partnerships, trusts, estates, domestic and offshore investment companies (generally as sub-advisor) and private investors. They also act as manager for third-party wrap programs.

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.

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.

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.

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.

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.

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.

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.

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.

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.