Deml, Stephen
Current rating: 1455
| Grand Prix Columbus 2016 (legacy) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 448 | Holloway, Matthew [USA] (1542) | Lost 1-2 | -161428 |
| 2legacy | 616 | Prell, Robert (1483) | Won 2-0 | +191447 |
| 3legacy | 631 | Mason, Joshua (1367) | Lost 1-2 | -201427 |
| 4legacy | 722 | McCutcheon, Tom (1480) | Won 2-1 | +191446 |
| 5legacy | 620 | Graves, Chris (1757) | Draw 1-1 | +61452 |
| 6legacy | 555 | Reuschel, Carl (1418) | Won 2-0 | +171469 |
| 7legacy | 405 | Altomare, Anthony (1519) | Won 2-0 | +191488 |
| 8legacy | 265 | Keefer, Matt (1602) | Lost 1-2 | -161472 |
| 9legacy | 372 | Rose, Jeremy (1510) | Lost 0-2 | -171455 |
| top | average opponent: 1520record: 4-4-1 | new rating: 1455 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 10 | Cozad, Brandon (1322) | Won 2-0 | +161496 |
| 2modern | 481 | Hawley, Adam (1572) | Lost 0-2 | -171479 |
| 3modern | 926 | Wirkkunen, Richard (1501) | Won 2-1 | +181497 |
| 4modern | 699 | Huerta, Micah (1525) | Lost 1-2 | -171480 |
| 5modern | 915 | Krodel, Brett (1461) | Lost 0-2 | -181462 |
| 6modern | 864 | Haberstroh, Craig (1482) | Lost 1-2 | -181444 |
| top | average opponent: 1477record: 2-4 | new rating: 1444 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 404 | Cohagen, Jacob (1478) | Lost 0-2 | -181482 |
| 2modern | 607 | Trulov, Kevin (1468) | Won 2-0 | +171499 |
| 3modern | 445 | Kold, Philip (1520) | Won 2-0 | +191518 |
| 4modern | 178 | Wilkerson, Allen (1482) | Lost 0-2 | -191499 |
| 5modern | 371 | Hawkins, Avery (1465) | Lost 0-2 | -191480 |
| top | average opponent: 1483record: 2-3 | new rating: 1480 | ||