| event | round | table | player one | result | player two |
| Grand Prix Washington DC 2013 | 10 | 45 | Merriam, Ross (1770) | Won 2-0 | Pikula, Chris (1868) |
| Grand Prix Miami 2015 | 14 | 27 | Merriam, Ross (1970) | Lost 1-2 | Pikula, Chris (1901) |
| Grand Prix New Jersey 2017 (std) | 10 | 70 | Merriam, Ross (1804) | Lost 1-2 | Pikula, Chris (1910) |