| Date | Owner | Type | Security | Price | Units | Value | |
|---|---|---|---|---|---|---|---|
| Timmermans Ted T VP, Controller, CAO | D | Common Units | |||||
| Poarch John E SVP - Engineering Services | D | Common Units | |||||
| Peterson Alice M | D | Common Units | |||||
| Frederickson Philip L | D | Common Units | |||||
| Dunn Micheal G. Executive Vice President & COO | D | Common Units |