| Date | Filer | Title | Filing | Type | Shares Traded | Price | Total Held |
|---|---|---|---|---|---|---|---|
| Feb 14, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 100 | $48.40 | 1,288,114 |
| Feb 13, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 4,600 | $47.22 | 1,295,865 |
| Feb 13, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 1,600 | $47.28 | 1,294,265 |
| Feb 13, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 3,000 | $47.27 | 1,291,265 |
| Aug 10, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 3,416 | $34.80 | 974,949 |
| Aug 10, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 251 | $34.70 | 975,200 |
| Aug 10, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 149 | $34.67 | 975,349 |
| Aug 08, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 66,206 | $35.25 | 949,900 |
| Aug 08, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 100 | $35.24 | 950,000 |
| Aug 08, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 10,000 | $35.00 | 960,000 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.