| 2020-08-20 | MDU Resources Group, Inc. MDU | director | 2,000 0.001% | $22.52 | $45,040 | +29.87% | ||
| 2020-05-13 | MDU Resources Group, Inc. MDU | director | 4,000 0.0021% | $20.16 | $80,640 | +31.84% | ||
| 2019-05-17 | MDU Resources Group, Inc. MDU | director | 2,500 0.0013% | $25.20 | $63,000 | +10.98% | ||
| 2019-03-14 | MDU Resources Group, Inc. MDU | director | 3,000 0.0015% | $25.75 | $77,250 | +8.58% | ||
| 2009-12-02 | Sale | Xcel Energy Inc. XEL | VP and CFO | 20,712 0.0045% | $20.43 | $423,198 | +6.83% |