Michael A. Pfaller

Principal Global Investors LLC, dba Principal Asset Management (Principal AM), is a SEC-registered investment advisor headquartered in Des Moines, Iowa. The firm was founded in 1998 and is a wholly owned subsidiary of the Principal Global Investors Holding Co. (US) LLC and their ultimate parent is Principal Financial Group, Inc. (NASDAQ: PFG). Principal AM provides investment advisory services to institutional investors and individuals on a discretionary or non-discretionary basis.

University of Iowa Hospitals and Clinics recognized as one of the best hospitals in the United States is Iowa's only comprehensive academic medical center. A 680-bed comprehensive academic medical center and regional referral center, UI Hospitals and Clinics is committed to providing patient-focused care available to every person, around the clock in an environment devoted to innovative care, excellent service, and exceptional outcomes. More than 760 staff physicians and dentists; 480 resident physicians and dentists; 180 fellow physicians; 1,565 nurses; and 4,640 other professional and support staff provide specialized care.

Aegon USA Investment Management LLC, do-business-as Aegon Asset Management US (Aegon AM US), is a SEC-registered investment advisor headquartered in Cedar Rapids, Iowa. The firm was founded in 2001 and is a direct subsidiary of Aegon USA Asset Management Holding LLC and their ultimate parent is Aegon NV (AMS: AGN, NYSE: AEF) in The Netherlands. Aegon AM US provides discretionary and non-discretionary investment management products and services in similar and different investment strategies to affiliated and unaffiliated institutional clients.

Eagle Biologics, Inc. provides bio technological solutions. It develops protein-based antibody drugs by use of technology. The company was founded by Alan L. Crane, Alex Klibanov, and Robert S. Langer Jr. in 2013 and is headquartered in Cambridge, MA.

Robert W. Baird & Co., Inc. (Broker) (Baird-Broker) is the broker-dealer division of Robert W. Baird & Co., Inc., an investment bank and financial services company headquartered in Milwaukee, Wisconsin. The firm was founded in 1919 and is ultimately owned by Baird Financial Group, Inc. Baird-Broker offers a full suite of comprehensive trading services for institutional clients.

The State Bar of Arizona is a non-profit organization that regulates approximately 23,000 active attorneys in Arizona. The organization is governed by a 29-member board of governors, and it has two office locations in Phoenix and another location. The private company is based in Phoenix, AZ. It operates under the supervision of the Supreme Court and provides education and development programs for the legal profession and the public. The organization's mission is to improve the administration of justice and the competency, ethics, and professionalism of lawyers practicing in Arizona. The State Bar of Arizona has a lawyer regulation department that works to resolve problems between clients and attorneys, and it also offers legal information for consumers, periodic free legal advice days, and other educational programs. The State Bar of Arizona is not a state agency, and its activities are funded through membership fees, service fees, and other self-generated revenue.

Northwestern University is a private institution founded in 1851 to serve the Northwest Territory, an area that now includes the states of Ohio, Indiana, Illinois, Michigan, Wisconsin and parts of Minnesota. Northwestern has three campuses

American Bar Association provides legal services. It provides law school accreditation, continuing legal education, legal information and other services to assist legal professionals. The firm has members which include judges, court administrators, law professors, and non-practicing attorneys. The company was founded on August 21, 1878 and is headquartered in Chicago, IL.

XTuit Pharmaceuticals, Inc. develops drugs for the treatment of cancer. The firm develops pharmaceutical products for use in the diagnosis and treatment of oncological, tumor and inflammatory diseases. The company was founded by Alan L. Crane, Rakesh Kumar Jain, Andrew Werk Cook, Edwin L. Steele, David H. Koch, Ronald Evans, Howard Hughes and Robert S. Langer, Jr. in 2011 and is headquartered in Waltham, MA.

VIDA Diagnostics, Inc. engages in the production and sale of diagnostic software solutions. The firm?s products help for early detection, evaluation, and treatment of pulmonary diseases including COPD (emphysema, chronic bronchitis), lung cancer, and asthma. The company was founded by Eric Hoffman, Milan Sonka, Joseph Reinhardt, and Geoffrey McLennan in 2004 and is headquartered in Coralville, IA.

William Blair & Co. LLC (William Blair) is a SEC-registered broker/dealer firm headquartered in Chicago, Illinois. The firm was founded by William McCormick Blair in 1935 and is a subsidiary of WBC Holdings LP. Until 1941, they were known as Blair, Bonner & Co. William Blair provides broking services to individual, institutional and issuing clients.

The AdTrack Corp. provides consulting and technology services. The company also provides integrated services and applications focused on customer acquisition management. Its services include data capture, prospect qualification, ranking, distribution, sales force automation, instant reporting for sales and marketing. The company was founded in 1981 and is headquartered in Cedar Rapids, IA.

YourBio Health, Inc. develops health monitoring products. It is developing an array of products based on the company's proprietary TAP? (Touch Activated Phlebotomy) painless blood collection platform. The company was founded by Richard Rox Anderson, Joerg Lahann, Robert S. Langer Jr., Douglas A. Levinson and Samir Mitragotri in 2008 and is headquartered in Medford, MA.

Deloitte & Touche LLP engages in the provision of audit, advisory, financial advisory, tax, and consulting services. The company was founded on March 7, 1995 and is headquartered in New York, NY.

US Food & Drug Administration operates agencies to protect health and human services. It protects and promotes public health through the control and supervision of food safety, tobacco products, dietary supplements, prescription and over-the-counter pharmaceutical drugs, vaccines, biopharmaceuticals, blood transfusions, medical devices, electromagnetic radiation emitting devices, cosmetics, animal foods and feed and veterinary products. The company was founded by Theodore Roosevelt and Harvey Washington Wiley on 30th June, 1906 and is headquartered in Silver Spring, MD.

Wyeth LLC develops, manufactures, and distributes pharmaceuticals and biological substances. The company was founded in 1926 and is headquartered in Madison, NJ.

Iowa Health System provides health care services. The firm specializes in cardiac and vascular programs. The company was founded in 1995 and is headquartered in Des Moines, IA.

Global Tel*Link Corp. provides integrated correctional technology solutions. It offers inmate communication, investigative, facility management, visitation, payment and deposit, and content solutions. The company was founded in 1980 and is headquartered in Reston, VA.

Cequel Communications LLC provides cable broadcasting services. The company was founded on January 2, 2009 and is headquartered in New York, NY.

AutoVIN, Inc. provides audit and inspection services to auto manufacturers, financial institutions, leasing companies, warranty companies, and contract service administrators throughout North America. The firm offers AutoVIN, an automated vehicle information network solution for trusted vehicle inspections, inventory verification, and facility standards audits. Its services include condition reporting, inventory verification auditing, physical collision appraisal, and facility standards auditing. The company was founded in 1998 and is headquartered in Carmel, IN.

AssuraMed, Inc. markets and distributes healthcare products. The firm through two segments, edgepark medical supplies and independence medical. The company was founded in 1928 and is headquarterd in Twinsburg, OH.

Brett & Sands Professional Services, Inc. provides accounting services. It offers legal, tax preparation and translation and interpretation services. The company was founded in 2007 by Leslie Brett and Ana Sands and is headquartered in Orange Beach, AL.

Part of Novartis AG, Novartis, Inc. is a private company based in San Francisco.

Genentech, Inc. develops, manufactures and markets pharmaceutical products for life-threatening medical conditions. It studies various areas including oncology, immunology, neuroscience, ophthalmic diseases, microbial pathogenesis, metabolic diseases, cardiovascular diseases, and opportunistic areas. The company was founded by Herb W. Boyer and Robert A. Swanson in 1976 and is headquartered in South San Francisco, CA.

University of Southern California is a private research university that mainly offers undergraduate, graduate & other higher education. The university was founded in 1880 and is headquartered in Los Angeles, CA.

Global Factory, Inc. provides collaborative manufacturing execution systems. The firm's software gather, organize & analyze demand, production & quality data from various sources and monitor key indicators & execute business processes to control, manage & optimize distributed manufacturing operations. The company was founded in 1999 and is headquartered in Santa Clara, CA.

The Society for Cardiovascular Magnetic Resonance provides medical services.