| 2018-01-08 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 39,712 0.0098% | $51.36 | $2.04M | -20.44% | |
| 2018-01-05 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 139,788 0.0345% | $51.35 | $7.18M | -20.17% | |
| 2017-11-28 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 74,160 0.0238% | $65.08 | $4.83M | -14.58% | |
| 2017-10-19 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 93,968 0.0303% | $63.69 | $5.98M | -10.3% | |
| 2017-10-18 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 76,194 0.0198% | $51.13 | $3.9M | -9.74% | |
| 2016-12-07 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 144,700 0.034% | $41.12 | $5.95M | +5.5% | |
| 2015-08-13 | Sale | Principal Financial Group, Inc. PFG | Pres & Chief Operating Officer | 3,220 0.0011% | $55.60 | $179,032 | -20.57% | |
| 2014-08-26 | Sale | Principal Financial Group, Inc. PFG | Pres.-Ret., Ins. & Fin. Svcs. | 41,150 0.0134% | $51.63 | $2.12M | -2.24% | |
| 2014-07-14 | Sale | Principal Financial Group, Inc. PFG | Pres.-Ret., Ins. & Fin. Svcs. | 125,540 0.0313% | $37.81 | $4.75M | +1.8% | |
| 2013-12-26 | Sale | Principal Financial Group, Inc. PFG | Pres.-Ret., Ins. & Fin. Svcs. | 89,790 0.0271% | $44.22 | $3.97M | +1.25% | |
| 2013-07-18 | Sale | Principal Financial Group, Inc. PFG | Pres.-Ret., Ins. & Fin. Svcs. | 86,000 0.0293% | $39.90 | $3.43M | +18.04% | |
| 2013-07-17 | Sale | Principal Financial Group, Inc. PFG | Pres.-Ret., Ins. & Fin. Svcs. | 62,220 0.0203% | $37.80 | $2.35M | +19.03% | |
| 2013-01-02 | Sale | Principal Financial Group, Inc. PFG | Pres.-Ret., Ins. & Fin. Svcs. | 111,100 0.0372% | $28.58 | $3.17M | +34.67% | |
| 2012-02-01 | Sale | Principal Financial Group, Inc. PFG | Pres.-Ret., Ins. & Fin. Svcs. | 27,030 0.0089% | $27.74 | $749,812 | -1.05% |