| 2017-12-01 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 34,580 0.0085% | $50.43 | $1.74M | -15.92% | |
| 2017-10-19 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 2,594 0.0007% | $51.13 | $132,631 | -10.3% | |
| 2017-10-18 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 24,796 0.0065% | $51.13 | $1.27M | -9.74% | |
| 2017-07-03 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 29,260 0.0072% | $46.03 | $1.35M | -0.81% | |
| 2017-06-02 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 8,700 0.003% | $63.52 | $552,624 | +1.25% | |
| 2017-04-27 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 29,100 0.0097% | $62.55 | $1.82M | +0.03% | |
| 2017-02-22 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 22,580 0.0078% | $62.81 | $1.42M | +4.46% | |
| 2016-12-12 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 37,400 0.0103% | $47.13 | $1.76M | +8.05% | |
| 2015-06-18 | Sale | Principal Financial Group, Inc. PFG | President - RIS | 8,425 0.0028% | $52.32 | $440,796 | -12.28% |