| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Director | $26.05 | 600 | $15,630.00 | 5,100 | 2016-11-10 | Filing |
| Large Shareholder, Director | $29.86 | 8 | $238.85 | 8 | 2014-12-10 | Filing |
| Large Shareholder, Director | $29.88 | 8 | $239.04 | 28 | 2014-12-10 | Filing |
| Large Shareholder, Director | $29.91 | 8 | $239.25 | 17 | 2014-12-10 | Filing |
| Large Shareholder, Director | $29.85 | 8 | $238.80 | 28 | 2014-12-10 | Filing |
| Large Shareholder, Director | $29.86 | 8 | $238.88 | 28 | 2014-12-10 | Filing |
| Large Shareholder, Director | $29.85 | 8 | $238.80 | 28 | 2014-12-10 | Filing |
| Large Shareholder, Director | $24.46 | 9 | $220.14 | 9 | 2013-12-17 | Filing |
| Large Shareholder, Director | $24.47 | 20 | $489.40 | 20 | 2013-12-17 | Filing |
| Large Shareholder, Director | $24.49 | 20 | $489.80 | 20 | 2013-12-17 | Filing |
| Large Shareholder, Director | $24.49 | 20 | $489.80 | 20 | 2013-12-17 | Filing |
| Large Shareholder, Director | $24.49 | 20 | $489.80 | 20 | 2013-12-17 | Filing |
| Large Shareholder, Officer, Director | $18.33 | 32,094 | $588,193.16 | 8,422,168 | 2009-11-30 | Filing |
| Large Shareholder, Officer, Director | $18.40 | 59,406 | $1,093,313.96 | 8,390,074 | 2009-11-27 | Filing |
| Large Shareholder, Officer, Director | $18.48 | 8,500 | $157,110.60 | 8,330,668 | 2009-11-24 | Filing |
| Large Shareholder, Officer, Director | $19.97 | 320,100 | $6,393,229.26 | 8,322,168 | 2009-11-18 | Filing |
| Officer | $13.92 | 500 | $6,959.50 | 9,904 | 2009-02-23 | Filing |
| Officer | $14.16 | 500 | $7,079.95 | 9,404 | 2009-02-20 | Filing |