| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $80.55 | 28,911 | $2,328,760.81 | 224,940 | 2011-02-22 | Filing |
| Officer | $80.00 | 1,710 | $136,800.00 | 41,170 | 2011-02-01 | Filing |
| Officer | $70.76 | 2,445 | $172,999.89 | 32,966 | 2010-12-09 | Filing |
| Director | $70.00 | 4,000 | $280,000.00 | 22,210 | 2010-12-06 | Filing |
| Director | $70.00 | 4,000 | $280,000.00 | 11,467 | 2010-10-13 | Filing |
| Officer | $65.01 | 12,372 | $804,333.41 | 211,424 | 2010-10-11 | Filing |
| Officer | $65.37 | 20,005 | $1,307,752.86 | 211,424 | 2010-10-08 | Filing |
| Officer | $65.00 | 300 | $19,500.00 | 211,424 | 2010-10-07 | Filing |
| Officer, Director | $65.10 | 6,884 | $448,153.22 | 438,807 | 2010-10-08 | Filing |
| Officer, Director | $65.08 | 5,439 | $353,963.05 | 438,807 | 2010-10-07 | Filing |
| Officer | $65.05 | 13,400 | $871,667.32 | 211,424 | 2010-10-06 | Filing |
| Officer | $65.07 | 23,923 | $1,556,633.73 | 211,424 | 2010-10-05 | Filing |
| Officer, Director | $65.25 | 100 | $6,525.00 | 438,807 | 2010-10-06 | Filing |
| Officer, Director | $65.22 | 100 | $6,522.00 | 438,907 | 2010-10-06 | Filing |
| Officer, Director | $65.18 | 300 | $19,554.00 | 439,007 | 2010-10-06 | Filing |
| Officer, Director | $65.17 | 500 | $32,585.00 | 439,307 | 2010-10-06 | Filing |
| Officer, Director | $65.16 | 400 | $26,064.00 | 439,807 | 2010-10-06 | Filing |
| Officer, Director | $65.15 | 200 | $13,030.78 | 440,207 | 2010-10-06 | Filing |
| Officer, Director | $65.15 | 300 | $19,545.00 | 440,407 | 2010-10-06 | Filing |
| Officer, Director | $65.14 | 200 | $13,028.00 | 440,707 | 2010-10-06 | Filing |