Cumiskey, Jacob
Current rating: 1445
Record: 2-5
| Grand Prix Providence 2015 (DTK standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 10 | Kosinski, Aaron (1500) | Lost 0-2 | -171463 |
| 2standard | 276 | Winiarski, Joe (1469) | Lost 0-2 | -181445 |
| average opponent: 1484record: 0-2 | new rating: 1445 | |||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1081 | Cordero, Irving (1500) | Won 2-0 | +181518 |
| 2sealed | 791 | Johnson, Scott (1472) | Lost 0-2 | -191499 |
| 3sealed | 434 | Roberts, Shane (1482) | Won 2-0 | +181517 |
| 4sealed | 266 | Lacomb, Corey (1485) | Lost 0-0 | -191498 |
| 5sealed | 265 | Shalkauskas, Eddie (1500) | Lost 1-2 | -181480 |
| average opponent: 1488record: 2-3 | new rating: 1480 | |||