Stamm, John
Current rating: 1500
Record: 2-2-1
| Grand Prix Dallas-Fort Worth 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 162 | Ledesma, Wesley (1513) | Lost 1-2 | -181482 |
| 2modern | 381 | Cantu, Sarah (1428) | Won 2-1 | +171499 |
| 3modern | 449 | Wand, Kevin (1520) | Draw 1-1 | +11500 |
| 4modern | 380 | Cohen, Kyle (1523) | Won 2-1 | +181518 |
| 5modern | 256 | Pituk, Paul (1522) | Lost 1-2 | -181500 |
| average opponent: 1501record: 2-2-1 | new rating: 1500 | |||