Stainbrook, Matthew
Current rating: 1361
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1397 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 385 | Hostetter, Nick (1500) | Lost 0-2 | -161381 |
| 2modern | 537 | Tang, Jeffrey (1704) | Lost 1-2 | -121369 |
| 3modern | 883 | Meska, Christopher (1464) | Won 2-0 | +191388 |
| 4modern | 760 | DeLong, Wyatt (1470) | Lost 0-2 | -161372 |
| 5modern | 821 | GONNER, NICHOLAS (1463) | Won 2-1 | +201392 |
| 6modern | 752 | Pomeroy, Kaleb (1484) | Lost 0-2 | -171375 |
| 7modern | 692 | Gelazela, Joe (1483) | Lost 0-2 | -161359 |
| 8modern | 651 | Ballew, Joel (1445) | Won 2-0 | +201379 |
| 9modern | 518 | Arduain, Alain (1383) | Lost 1-2 | -181361 |
| top | average opponent: 1488record: 3-6 | new rating: 1361 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 76 | Young, Brett (1501) | Lost 0-2 | -171427 |
| 2modern | 791 | Poland, Joshua (1446) | Lost 0-2 | -181409 |
| 3modern | 1168 | Macher, Andrew (1471) | Won 2-0 | +191428 |
| 4modern | 1055 | Ewing, Ethan (1480) | Won 2-1 | +191447 |
| 5modern | 956 | Kong, Colin (1506) | Lost 0-2 | -171430 |
| 6modern | 906 | Fei, Michael (1480) | Lost 0-2 | -171413 |
| 7modern | 764 | Lee, Joseph (1445) | Won 2-0 | +191432 |
| 8modern | 584 | Rivera, Julio (1438) | Lost 1-2 | -181414 |
| 9modern | 474 | Edwards, Kevin (1480) | Lost 0-2 | -171397 |
| top | average opponent: 1472record: 3-6 | new rating: 1397 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 462 | Hivick, Ben (1517) | Lost 0-2 | -181482 |
| 2sealed | 581 | Kelone, Derek (1397) | Won 2-0 | +171499 |
| 3sealed | 540 | Liu, Jia [USA] (1507) | Lost 0-2 | -181481 |
| 4sealed | 662 | Parnell, Andrew (1511) | Lost 0-2 | -181463 |
| 5sealed | 698 | Vodvarka, Jesse (1425) | Lost 1-2 | -181445 |
| 6sealed | 588 | Broad, Breanna (1447) | Won 2-1 | +181463 |
| 7sealed | 454 | Chandler, Joshua (1447) | Won 2-1 | +181481 |
| 8sealed | 329 | Fuhrman, Curtis (1438) | Lost 0-2 | -191462 |
| 9sealed | 270 | Schweppe, Jon D (1462) | Lost 1-2 | -181444 |
| top | average opponent: 1461record: 3-6 | new rating: 1444 | ||