| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 09/26/2012 | MWI Veterinary Supply, Inc. | MWIV | Grant | Common Stock, par value $0.01 per share | 2k | $0.00 | $0 | | 09/26/2012 |
| 05/03/2010 | MWI Veterinary Supply, Inc. | MWIV | Exercise | Employee Stock Option (right to buy) | 1.5k | $0.18 | $272.7 | | 05/03/2010 |
| 05/03/2010 | MWI Veterinary Supply, Inc. | MWIV | Sale | Common Stock, par value $0.01 per share | 1.5k | $42.07 | $63.1k | | 05/03/2010 |
| 02/10/2010 | MWI Veterinary Supply, Inc. | MWIV | Sale | Common Stock, par value $0.01 per share | 3.3k | $40.15 | $132.5k | | 02/09/2010 |
| 02/10/2010 | MWI Veterinary Supply, Inc. | MWIV | Exercise | Employee Stock Option (right to buy) | 3.3k | $0.18 | $599.9 | | 02/09/2010 |
| 02/09/2010 | MWI Veterinary Supply, Inc. | MWIV | Exercise | Employee Stock Option (right to buy) | 2.7k | $0.18 | $490.9 | | 02/09/2010 |
| 02/09/2010 | MWI Veterinary Supply, Inc. | MWIV | Sale | Common Stock, par value $0.01 per share | 2.7k | $40.02 | $108.1k | | 02/09/2010 |