| 2015-12-23 | Sale | SEI Investments Company SEIC | director | 12,500 0.0075% | $51.84 | $648,000 | -11.28% | |
| 2015-08-12 | Sale | SEI Investments Company SEIC | director | 5,000 0.003% | $54.49 | $272,450 | -9.99% | |
| 2014-12-31 | Sale | SEI Investments Company SEIC | director | 5,000 0.003% | $40.24 | $201,225 | +22.38% | |
| 2014-09-03 | Sale | SEI Investments Company SEIC | director | 5,000 0.003% | $37.64 | $188,200 | +16.05% | |
| 2014-09-02 | Sale | SEI Investments Company SEIC | director | 10,000 0.006% | $37.72 | $377,200 | +15.29% | |
| 2014-08-19 | Sale | SEI Investments Company SEIC | director | 7,500 0.0045% | $36.64 | $274,800 | +18.18% | |
| 2014-03-27 | Sale | SEI Investments Company SEIC | director | 20,000 0.0118% | $33.52 | $670,500 | +10.52% | |
| 2013-11-05 | Sale | SEI Investments Company SEIC | director | 4,000 0.0023% | $33.13 | $132,520 | +2.48% | |
| 2013-07-22 | Sale | SEI Investments Company SEIC | director | 15,000 0.0087% | $31.33 | $469,950 | +4.29% | |
| 2012-08-21 | Sale | SEI Investments Company SEIC | director | 20,000 0.0115% | $22.23 | $444,600 | +28.69% | |
| 2012-05-15 | Sale | SEI Investments Company SEIC | director | 10,000 0.0058% | $18.77 | $187,700 | +19.7% | |
| 2011-11-30 | Sale | SEI Investments Company SEIC | director | 5,000 0.0027% | $16.49 | $82,450 | +20.61% | |
| 2011-11-29 | Sale | SEI Investments Company SEIC | director | 10,000 0.0055% | $15.81 | $158,100 | +29.03% | |
| 2011-11-28 | Sale | SEI Investments Company SEIC | director | 10,000 0.0055% | $15.47 | $154,700 | +30.19% | |
| 2011-11-17 | Sale | SEI Investments Company SEIC | director | 10,000 0.0055% | $16.00 | $160,000 | +26.35% | |
| 2011-11-16 | Sale | SEI Investments Company SEIC | director | 10,000 0.0055% | $16.04 | $160,400 | +26.19% | |
| 2011-11-11 | Sale | SEI Investments Company SEIC | director | 10,000 0.0054% | $16.16 | $161,600 | +23.23% | |
| 2011-09-28 | Sale | SEI Investments Company SEIC | director | 10,000 0.0056% | $16.03 | $160,300 | +25.64% | |
| 2011-09-01 | Sale | SEI Investments Company SEIC | director | 10,000 0.0056% | $17.20 | $172,000 | +11.72% | |
| 2011-02-03 | Sale | SEI Investments Company SEIC | director | 6,100 0.0033% | $23.50 | $143,350 | -17.4% |