Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $28.67 | 10,000 | Officer | 10,000 | 2014-01-28 | Filing |
| $17.76 | 20,000 | Officer, Director | 26,765 | 2013-07-26 | Filing |
| $17.89 | 27,900 | Director | 29,900 | 2013-07-10 | Filing |
| $16.78 | 5,000 | Director | 5,000 | 2013-06-25 | Filing |
| $15.72 | 10,000 | Director | 23,000 | 2013-06-14 | Filing |
| $32.50 | 155,000 | Officer, Director | 190,276 | 2012-07-06 | Filing |
| $32.50 | 155,000 | Officer, Director | 187,276 | 2012-07-06 | Filing |
| $7.12 | 3,812 | Officer | 20,000 | 2009-07-09 | Filing |
| $6.50 | 1,000 | Officer, Director | 1,781,778 | 2009-05-18 | Filing |
| $6.50 | 500 | Officer, Director | 1,780,778 | 2009-05-18 | Filing |
| $6.28 | 25,000 | Officer, Director | 1,780,278 | 2009-05-15 | Filing |
| $6.28 | 25,000 | Officer, Director | 1,755,278 | 2009-05-15 | Filing |
| $6.25 | 25,000 | Officer, Director | 1,730,278 | 2009-05-14 | Filing |
| $6.15 | 25,000 | Officer, Director | 1,705,278 | 2009-05-14 | Filing |
| $5.48 | 70,900 | Officer, Director | 265,900 | 2009-03-20 | Filing |
| $4.93 | 54,700 | Officer, Director | 1,678,846 | 2009-03-12 | Filing |
| $4.01 | 7,188 | Officer | 16,188 | 2009-03-09 | Filing |
| $4.76 | 63,000 | Officer, Director | 195,000 | 2009-03-10 | Filing |
| $4.05 | 101,500 | Officer, Director | 1,624,146 | 2009-03-09 | Filing |
| $3.97 | 132,000 | Officer, Director | 132,000 | 2009-03-06 | Filing |