Bortz, Chad
Current rating: 1462
Record: 18-22-1
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 25 | Lapp, Christopher (1588) | Won 2-1 | +201480 |
| 2modern | 122 | Velarde, Alex (1380) | Lost 0-2 | -201460 |
| 3modern | 241 | Eischens, Brett (1427) | Lost 1-2 | -191441 |
| 4modern | 303 | White, Jordan (1463) | Won 2-0 | +191460 |
| 5modern | 209 | West, Ryan (1472) | Lost 0-2 | -181442 |
| 6modern | 304 | Marek, John (1485) | Won 2-1 | +191461 |
| 7modern | 236 | Lauer, David (1504) | Lost 0-2 | -171444 |
| 8modern | 185 | Iwinski, Jeremiah (1483) | Won 2-0 | +181462 |
| top | average opponent: 1475record: 4-4 | new rating: 1462 | ||
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 246 | Owen, Slade (1478) | Won 2-1 | +181516 |
| 2modern | 15 | Walkowski, Mark (1501) | Lost 1-2 | -191497 |
| 3modern | 357 | Fitzgerald, Kenadi (1500) | Won 2-0 | +191516 |
| 4modern | 193 | Williams, Greg (1575) | Lost 0-2 | -171499 |
| 5modern | 468 | Smith, Courtney (1421) | Lost 0-2 | -201479 |
| 6modern | 416 | Soderstrum, Tanner (1388) | Lost 0-2 | -191460 |
| top | average opponent: 1477record: 2-4 | new rating: 1460 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 132 | Fesler, Chris (1448) | Won 2-0 | +171514 |
| 2modern | 336 | Wood, Alex (1463) | Won 2-1 | +171531 |
| 3modern | 98 | Calhoun, Christopher (1558) | Lost 0-2 | -171514 |
| 4modern | 603 | Paton, Jon (1693) | Lost 1-2 | -151499 |
| 5modern | 722 | Goff, Ricky (1550) | Lost 0-2 | -171482 |
| 6modern | 679 | Condez, Angelo (1473) | Won 2-0 | +181500 |
| 7modern | 680 | Bradshaw, Thomas (1497) | Won 2-1 | +181518 |
| 8modern | 403 | Adams, James [USA] (1418) | Lost 1-2 | -201498 |
| top | average opponent: 1512record: 4-4 | new rating: 1498 | ||
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 175 | Kelley, Bobby (1509) | Won 2-0 | +181495 |
| 2modern | 441 | Green, Jeff (1775) | Draw 1-1 | +51500 |
| 3modern | 432 | Walton, Kasey (1625) | Won 2-1 | +211521 |
| 4modern | 238 | Sidhu, Jesse (1775) | Won 2-0 | +221543 |
| 5modern | 119 | Martin, Bob (1663) | Lost 0-2 | -161527 |
| 6modern | 276 | Bartley, Matthew (1864) | Lost 1-2 | -121515 |
| 7modern | 436 | Dixon, Justin (1519) | Lost 1-2 | -181497 |
| top | average opponent: 1676record: 3-3-1 | new rating: 1497 | ||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 396 | Lantis, Seth (1500) | Lost 1-2 | -181451 |
| 2modern | 339 | Lies, William (1536) | Won 2-1 | +201471 |
| 3modern | 472 | Braggs, Thomas (1500) | Won 0-0 | +181489 |
| 4modern | 246 | Dudley, Josh (1487) | Won 2-1 | +181507 |
| 5modern | 105 | Elfering, Brian (1548) | Lost 1-2 | -171490 |
| 6modern | 308 | Baeckstrom, Andrew (1756) | Lost 1-2 | -131477 |
| top | average opponent: 1554record: 3-3 | new rating: 1477 | ||
| Grand Prix Omaha 2015 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 350 | Miller, Keegan (1500) | Lost 0-2 | -181464 |
| 2modern | 425 | White, Jason (1482) | Won 2-0 | +191483 |
| 3modern | 390 | Barker, Konrad (1501) | Won 2-0 | +181501 |
| 4modern | 342 | Johnson, Jon (1712) | Lost 0-2 | -141487 |
| 5modern | 292 | Hepola, Brandon (1486) | Lost 0-2 | -181469 |
| top | average opponent: 1536record: 2-3 | new rating: 1469 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 199 | Wilkes, Jesse (1500) | Lost 0-2 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||