Marsden, Davis
Current rating: 1529
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 210 | Kroeger, Aydin (1500) | Won 2-0 | +171548 |
| 2standard | 171 | Mohns, Brett (1572) | Lost 0-2 | -171531 |
| 3standard | 310 | Williams, Caleb (1531) | Lost 1-2 | -181513 |
| 4standard | 343 | De Los Santos, Kelvin Jr (1414) | Won 2-0 | +161529 |
| 5standard | 338 | Valenzuela, James (1503) | Draw 1-1 | 01529 |
| top | average opponent: 1504record: 2-2-1 | new rating: 1529 | ||
| Grand Prix Memphis 2018 (RIX standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 32 | Parkin, Joseph (1500) | Won 2-0 | +181501 |
| 2standard | 217 | Farnsworth, Paul (1599) | Lost 0-2 | -161485 |
| 3standard | 339 | Widener, Tim (1500) | Won 2-1 | +181503 |
| 4standard | 266 | Blue, John (1520) | Won 2-0 | +191522 |
| 5standard | 140 | Self, Joshua (1679) | Won 2-1 | +211543 |
| 6standard | 58 | Holliday, John (1837) | Lost 1-2 | -131530 |
| 7standard | 177 | Weigel, Eric (1586) | Lost 1-2 | -171513 |
| 8standard | 178 | Trexler, Connor (1523) | Won 2-0 | +181531 |
| top | average opponent: 1593record: 5-3 | new rating: 1531 | ||
| Grand Prix Omaha 2017 (AKH standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 194 | Busche, Josh (1473) | Lost 1-2 | -181482 |
| 2standard | 265 | Klaassen, Andrew (1482) | Won 2-0 | +181500 |
| 3standard | 318 | Pals, Kristopher (1572) | Draw 1-1 | +11501 |
| 4standard | 259 | Doverspike, Ryan (1499) | Won 2-1 | +181519 |
| 5standard | 176 | Isaacs, Joshua (1515) | Draw 1-1 | 01519 |
| 6standard | 241 | Johnson, Mark (1543) | Lost 0-2 | -181501 |
| 7standard | 283 | Valadares, Diogo (1493) | Lost 0-2 | -181483 |
| top | average opponent: 1511record: 2-3-2 | new rating: 1483 | ||