EXHIBIT A
Transactions in the Issuer Since Amendment No. 1
The following table sets forth all transactions in the Shares effected since Amendment No. 1 by the Reporting Person. All such transactions relate to the exercise of options and the price per share is net of commissions.
| Trade Date | Shared Purchased (Sold) | Price Per Share ($) |
| 11/22/2013* | 1,984,700 | 24.00 |
| 12/20/2013 | 150,000 | 30.08 |
| 12/20/2013 | 50,000 | 30.29 |
| 12/26/2013 | 7,839 | 30.29 |
| 12/26/2013 | (144,548) | 30.39 |
| 12/30/2013 | 60,709 | 30.60 |
| 12/31/2013 | 100,000 | 30.64 |
| 1/2/2014 | 19,815 | 30.14 |
| 1/2/2014 | 9,030** | 30.17 |
| 1/2/2014 | (9,030)** | 30.15 |
| 1/2/2014 | 50,000 | 30.18 |
| 1/3/2014 | 100,000 | 30.13 |
| 1/6/2014 | 449,094 | 30.01 |
| 1/8/2014 | 550,000 | 29.71 |
| 1/8/2014 | 100,000 | 29.83 |
| 1/9/2014 | 24,237 | 29.66 |
| 1/9/2014 | 697,767 | 29.71 |
| 1/9/2014 | 5,100 | 29.75 |
| 1/9/2014 | 22,896 | 29.76 |
| 1/13/2014 | 601,000 | 29.59 |
| 1/13/2014 | 424,324 | 29.46 |
| 1/13/2014 | 100,000 | 29.62 |
| 1/13/2014 | 46,500 | 29.55 |
| 1/13/2014 | 14,308 | 29.48 |
| 1/13/2014 | 13,868 | 29.49 |
*Shares purchased upon exercise of options.
** Transaction was effected for the purpose of rebalancing the holdings of funds and accounts managed by the Reporting Person.
