| event | round | table | player one | result | player two |
| Grand Prix Boston-Worcester 2012 | 5 | 80 | Cox, Patrick (1880) | Lost 0-2 | Schnayer, David (1731) |
| Grand Prix New Jersey 2017 (std) | 4 | 171 | Cox, Patrick (1921) | Won 2-1 | Schnayer, David (1815) |
| Grand Prix Providence 2018 | 15 | 48 | Cox, Patrick (1682) | Won 2-0 | Schnayer, David (1788) |