| Date | Filer | Title | Filing | Type | Shares Traded | Price | Total Held |
|---|---|---|---|---|---|---|---|
| Mar 07, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 263 | $48.40 | 1,282,906 |
| Mar 07, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 45 | $48.60 | 1,282,861 |
| Mar 06, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 187 | $48.00 | 1,284,206 |
| Mar 06, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 500 | $48.20 | 1,283,706 |
| Mar 06, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 237 | $48.40 | 1,283,469 |
| Mar 05, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 100 | $47.76 | 1,285,710 |
| Mar 05, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 400 | $47.90 | 1,285,310 |
| Mar 05, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 33 | $47.98 | 1,285,277 |
| Mar 05, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 53 | $47.99 | 1,285,224 |
| Mar 05, 2013 |
Ten Percent Owner
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 831 | $48.00 | 1,284,393 |
* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.