| Date | Description |
|---|---|
| 2020-10-04 | delete otherexecutives Adam L. Tenderholt |
| 2020-10-04 | delete person Adam L. Tenderholt |
| 2020-10-04 | insert person Byron Miller |
| 2020-10-04 | insert person Thomas Schreck |
| 2017-12-26 | delete coo Dr. David C. Bomberger |
| 2017-12-26 | delete person Dr. David C. Bomberger |