| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MDU | MDU RESOURCES GROUP INC | Knudson Thomas C | Director | Nov 20, 2013 | Option Exercise | $30.53 | 3,603 | 109,992 | 28,070 | Nov 21, 2013, 06:56 PM | |
| MDU | MDU RESOURCES GROUP INC | Knudson Thomas C | Director | Nov 19, 2012 | Option Exercise | $20.12 | 5,467 | 109,985 | 24,467 | Nov 20, 2012, 12:22 PM | |
| BRS | Bristow Group Inc | Knudson Thomas C | Director | Jan 05, 2012 | Option Exercise | $48.12 | 5,000 | 240,600 | 38,013 | Jan 09, 2012, 11:21 AM | |
| BRS | Bristow Group Inc | Knudson Thomas C | Director | Dec 06, 2011 | Option Exercise | $35.35 | 18,125 | 640,706 | 33,013 | Dec 08, 2011, 04:58 PM | |
| MDU | MDU RESOURCES GROUP INC | Knudson Thomas C | Director | Nov 21, 2011 | Option Exercise | $20.18 | 5,450 | 109,986 | 19,000 | Nov 22, 2011, 03:00 PM |
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