| Firm | Analyst |
| Argus Research Company | David A. Toung |
| Bank of America Merrill Lynch (US) | Robert A. Hopkins |
| Barclays Capital Inc. | Matthew C. Taylor |
| BMO Capital Markets (US) | Joanne K. Wuensch |
| Brean Murray Carret & Co. | Jason H. Wittes |
| Canaccord Genuity | William J. Plovanic |
| Cantor Fitzgerald | Jeremy Feffer |
| Citi Investment Research (US) | Matthew J. Dodds |
| Cowen & Co., LLC | Joshua T. Jennings |
| Credit Suisse Securities | Bruce M. Nudell |
| Deutsche Bank Securities Inc. | Kristen M. Stewart |
| Goldman Sachs & Company, Inc. | David H. Roman |
| J.P. Morgan Securities Inc. | Michael N. Weinstein |
| Jefferies & Company, Inc. | Rajbir S. Denhoy |
| JMP Securities | David Turkaly |
| Lazard Capital Markets LLC | Sean D. Lavin |
| Leerink Swann LLC | Richard Newitter |
| Mizuho Securities Co., Ltd. | Michael S. Matson |
| Morgan Stanley & Co. LLC | David R. Lewis |
| Morningstar, Inc. | Julie Stralow |
| Northcoast Research | Dave Keiser |
| Oppenheimer & Co. Inc. | Steven M. Lichtman |
| Piper Jaffray & Co. | Matthew S. Miksic |
| RBC Capital Markets Wealth Management | Glenn J. Novarro |
| Robert W. Baird & Co. Incorporated | Jeffrey D. Johnson |
| Sanford C. Bernstein & Co., L.L.C. | Derrick Sung |
| Stifel Nicolaus & Company, Inc.C. | Rick Wise |
| Summer Street Research Partners | Mark Landy |
| Suntrust Robinson Humphrey | Amit Hazan |
| UBS Securities LLC | Rajeev I. Jashnani |
| Wells Fargo Securities, LLC | Lawrence H. Biegelsen |
| William Blair & Company, L.L.C. (Research) | Matthew O. O’Brien |
| Wunderlich Securities, Inc. | Gregory J. Simpson |