| 2015-12-14 | Sale | Principal Financial Group, Inc. PFG | Chairman | 20,000 0.0069% | $45.40 | $908,000 | -1.03% | |
| 2015-10-21 | Sale | Principal Financial Group, Inc. PFG | Chairman | 10,000 0.0035% | $49.49 | $494,900 | -7.81% | |
| 2015-10-14 | Sale | Principal Financial Group, Inc. PFG | Chairman | 10,000 0.0034% | $48.25 | $482,500 | -6.09% | |
| 2013-10-28 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 187,814 0.0636% | $47.09 | $8.84M | +4.51% | |
| 2013-10-25 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 28,556 0.0089% | $43.08 | $1.23M | +4.91% | |
| 2013-08-01 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 155,580 0.0476% | $40.30 | $6.27M | +5.5% | |
| 2013-02-21 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 48,280 0.0166% | $31.10 | $1.5M | +39.31% | |
| 2013-02-19 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 24,141 0.0081% | $31.72 | $765,753 | +33.09% | |
| 2012-04-02 | Sale | Principal Financial Group, Inc. PFG | Chairman, President & CEO | 82,190 0.0258% | $28.40 | $2.33M | -6.63% | |
| 2007-06-07 | Sale | Principal Financial Group, Inc. PFG | President and COO | 48,354 0.0186% | $59.84 | $2.89M | +1.1% | |
| 2005-12-16 | Principal Financial Group, Inc. PFG | director | 25 <0.0001% | $49.72 | $1,243 | +7.02% | ||
| 2004-12-31 | Principal Financial Group, Inc. PFG | Pres. - Ret. & Inv. Svcs. | 140 <0.0001% | $41.00 | $5,740 | +3.85% | ||
| 2004-12-17 | Principal Financial Group, Inc. PFG | director | 24 <0.0001% | $39.86 | $957 | +3.9% | ||
| 2004-11-26 | Principal Financial Group, Inc. PFG | President, Ret. & Invst. Svcs. | 100 <0.0001% | $38.35 | $3,835 | +6% | ||
| 2004-10-29 | Principal Financial Group, Inc. PFG | President, Ret. & Invst. Svcs. | 102 <0.0001% | $37.26 | $3,801 | +7.31% | ||
| 2004-09-24 | Principal Financial Group, Inc. PFG | President, Ret. & Invst. Svcs. | 55 <0.0001% | $35.60 | $1,958 | +14.07% | ||
| 2004-08-27 | Principal Financial Group, Inc. PFG | President, Ret. & Invst. Svcs. | 170 <0.0001% | $34.08 | $5,794 | +16.87% | ||
| 2004-07-30 | Principal Financial Group, Inc. PFG | President, Ret. & Invst. Svcs. | 114 <0.0001% | $33.81 | $3,854 | +16.01% | ||
| 2004-06-25 | Principal Financial Group, Inc. PFG | President, Ret. & Invst. Svcs. | 55 <0.0001% | $34.65 | $1,906 | +13.18% | ||
| 2004-05-28 | Principal Financial Group, Inc. PFG | President, Ret. & Invst. Svcs. | 55 <0.0001% | $34.99 | $1,924 | +9.99% |