| Date | Filer | Title | Filing | Type | Shares Traded | Price | Total Held |
|---|---|---|---|---|---|---|---|
| Apr 10, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 500 | $34.90 | 862,500 |
| Apr 10, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 500 | $34.85 | 863,000 |
| Apr 10, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 282 | $34.80 | 863,282 |
| Apr 10, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 349 | $34.75 | 863,631 |
| Apr 09, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 587 | $35.05 | 861,000 |
| Apr 04, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 130 | $35.10 | 860,413 |
| Apr 02, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 437 | $35.25 | 858,500 |
| Apr 02, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 500 | $35.20 | 859,000 |
| Apr 02, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 500 | $35.15 | 859,500 |
| Apr 02, 2012 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private purchase of non-derivative or derivative security | 783 | $35.10 | 860,283 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.