Rumker, Max
Current rating: 1596
Record: 12-8
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1578 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 240 | Wemekamp, Andrew (1500) | Lost 1-2 | -201558 |
| 2modern | 748 | Badolato, Krista (1485) | Won 2-0 | +171575 |
| 3modern | 695 | Potts, Charles (1617) | Won 2-1 | +191594 |
| 4modern | 345 | Smith, Alexander (1519) | Won 2-0 | +161610 |
| 5modern | 499 | Manges, James (1620) | Won 2-0 | +191629 |
| 6modern | 290 | Wren, Bradley (1558) | Lost 1-2 | -201609 |
| 7modern | 279 | Syed, Zan (1892) | Lost 0-2 | -131596 |
| average opponent: 1599record: 4-3 | new rating: 1596 | |||
| Grand Prix Indianapolis 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 250 | Kelley, Bobby (1532) | Won 2-0 | +191519 |
| 2standard | 122 | Carson, Eric (1500) | Won 2-0 | +171536 |
| 3standard | 136 | Hankins, Adam (1583) | Lost 0-2 | -171519 |
| 4standard | 204 | Moffett, Brad (1523) | Won 2-1 | +181537 |
| 5standard | 95 | Kruchkow, Jeffrey (1642) | Won 2-1 | +201557 |
| 6standard | 86 | Shortino, Justin (1559) | Won 2-1 | +181575 |
| 7standard | 64 | Lawrence, Brad (1607) | Won 2-1 | +191594 |
| 8standard | 29 | McDermott, John (1597) | Won 2-0 | +181612 |
| 9standard | 23 | Wescoe, Craig (1879) | Won 0-0 | +231635 |
| 10standard | 14 | Ketter, Kent (1940) | Lost 0-2 | -131622 |
| 11standard | 32 | Mulcahy, Luke (1994) | Lost 0-2 | -121610 |
| 12standard | 41 | Stevenson, Quint (1750) | Lost 1-2 | -151595 |
| 13standard | 51 | Newman, Carter (1640) | Lost 0-2 | -171578 |
| average opponent: 1673record: 8-5 | new rating: 1578 | |||