| May 11, 2010 | Sell | -400 | 121.66 | $48.7K | | SEC | |
| Apr 22, 2010 | Sell | -300 | 111.12 | $33.3K | | SEC | |
| Apr 13, 2010 | Sell | -400 | 108.62 | $43.4K | | SEC | |
| Mar 23, 2010 | Sell | -300 | 107.92 | $32.4K | | SEC | |
| Mar 16, 2010 | Sell | -1,508 | 107.45 | $162K | Unusual size | SEC | |
| Mar 9, 2010 | Sell | -1,200 | 108.59 | $130.3K | Unusual size | SEC | |
| Mar 9, 2010 | Sell | -400 | 109.41 | $43.8K | | SEC | |
| Feb 24, 2010 | Sell | -300 | 103.81 | $31.1K | | SEC | |
| Feb 10, 2010 | Sell | -400 | 97.75 | $39.1K | | SEC | |
| Jan 22, 2010 | Sell | -300 | 103.22 | $31K | | SEC | |
| Jan 13, 2010 | Sell | -400 | 107.77 | $43.1K | | SEC | |
| Dec 22, 2009 | Sell | -300 | 109.47 | $32.8K | | SEC | |
| Dec 22, 2009 | Sell | -400 | 107.19 | $42.9K | | SEC | |
| Nov 23, 2009 | Sell | -300 | 108.50 | $32.6K | | SEC | |
| Oct 23, 2009 | Sell | -300 | 106.22 | $31.9K | | SEC | |
| Sep 22, 2009 | Sell | -300 | 96.67 | $29K | | SEC | |
| Aug 25, 2009 | Sell | -300 | 97.79 | $29.3K | | SEC | |
| Jul 22, 2009 | Sell | -300 | 90.45 | $27.1K | | SEC | |
| Jul 1, 2009 | Sell | -300 | 114.64 | $34.4K | | SEC | |
| Mar 9, 2009 | Award | 3,016 | 0.00 | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | | SEC | |
| Sep 11, 2008 | Sell | -395 | 98.29 | $38.8K | | SEC | |
| Sep 11, 2008 | Sell | -790 | 98.29 | $77.6K | Unusual size | SEC | |
| Sep 11, 2008 | Sell | -395 | 98.29 | $38.8K | | SEC | |
| Aug 13, 2008 | Sell | -790 | 85.17 | $67.3K | Unusual size | SEC | |
| Aug 13, 2008 | Sell | -395 | 85.17 | $33.6K | Unusual size | SEC | |