| David Ruttum's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer (2022) (100k) | Colorado, US | 43 | Saturday, July 30, 2022 | 14:46:28.00 |
| The Bear 100 2012 | Colorado, US | 33 | Friday, September 28, 2012 | DNF |
| David Ruttum's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer (2022) (100k) | Colorado, US | 43 | Saturday, July 30, 2022 | 14:46:28.00 |
| The Bear 100 2012 | Colorado, US | 33 | Friday, September 28, 2012 | DNF |