Merrick, Greg
Current rating: 1547
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 319 | Perkins, Raymond (1499) | Won 2-0 | +191489 |
| 2standard | 189 | Padilla, Hector (1612) | Won 2-1 | +201509 |
| 3standard | 56 | Balster, George (1514) | Lost 1-2 | -181491 |
| 4standard | 241 | Glowacz, Michal (1517) | Won 2-0 | +191510 |
| 5standard | 251 | Lo, Shong (1490) | Won 2-1 | +171527 |
| 6standard | 148 | Hwang, Daniel (1730) | Won 2-1 | +221549 |
| 7standard | 24 | Ascalon, Jason (1645) | Lost 1-2 | -161533 |
| 8standard | 76 | Wilczek, Robert (1598) | Won 2-1 | +191552 |
| 9standard | 87 | Yeh, Chih-Cheng (1998) | Lost 1-2 | -101542 |
| 10standard | 111 | Hryshchenko, Viktoriia (1575) | Won 2-0 | +181560 |
| 11standard | 73 | Wesle, Kenneth (1468) | Lost 1-2 | -201540 |
| 12standard | 89 | Gayan, Zachary (1553) | Won 2-1 | +191559 |
| 13standard | 59 | Gauker, Dylan (1689) | Lost 0-2 | -161543 |
| 14standard | 73 | Punzo, Canaan (1594) | Won 2-0 | +191562 |
| 15standard | 74 | Zaghi, Rafael (1719) | Lost 0-2 | -151547 |
| top | average opponent: 1613record: 9-6 | new rating: 1547 | ||
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 570 | Orichella, Nicholas (1500) | Won 2-0 | +191468 |
| 2sealed | 121 | Nighbor, Chris (1793) | Won 2-1 | +241492 |
| 3sealed | 145 | Ready, Jimmy (1741) | Won 2-1 | +231515 |
| 4sealed | 174 | Blohon, Lukas (2075) | Lost 0-2 | -91506 |
| 5sealed | 109 | Scholze, Aaron (1555) | Lost 1-2 | -171489 |
| 6sealed | 350 | Bingham, John (1471) | Lost 0-2 | -191470 |
| top | average opponent: 1689record: 3-3 | new rating: 1470 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 162 | Christopher, Lou (1615) | Won 2-1 | +201520 |
| 2standard | 94 | Nelson, Jon (1467) | Lost 0-2 | -191501 |
| 3standard | 343 | Froelich, James (1500) | Lost 0-2 | -181483 |
| 4standard | 348 | Brewster, Mark (1488) | Lost 1-2 | -181465 |
| 5standard | 422 | Arila, Bryant (1454) | Won 0-0 | +181483 |
| 6standard | 336 | Fornaro, Christopher (1622) | Lost 0-2 | -151468 |
| 7standard | 268 | Stone, Yonathan (1463) | Lost 0-2 | -191449 |
| top | average opponent: 1516record: 2-5 | new rating: 1449 | ||