| event | round | table | player one | result | player two |
| Grand Prix Toronto 2012 | 7 | 5 | Turtenwald, Owen (1940) | Lost 1-2 | Stern, Jon (1737) |
| Grand Prix San Diego 2013 | 8 | 21 | Turtenwald, Owen (1908) | Lost 1-2 | Stern, Jon (2028) |
| Grand Prix Sacramento 2014 | 9 | 6 | Turtenwald, Owen (2152) | Won 2-0 | Stern, Jon (1975) |
| Pro Tour Magic Origins | 16 | 62 | Turtenwald, Owen (1987) | Lost 0-2 | Stern, Jon (1860) |