Grusenmeyer, Matthew P
Current rating: 1544
Record: 10-9
| Grand Prix Austin 2012 (ISD limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 110 | Daniel, David (1744) | Lost 1-2 | -141469 |
| 5sealed | 88 | Chou, Robert (1560) | Won 2-0 | +201489 |
| 6sealed | 77 | Bertelsen, Nathan (1759) | Won 2-1 | +231512 |
| 7sealed | 31 | Ku, Brian (1573) | Won 2-0 | +191531 |
| 8sealed | 33 | Waymon, Larry (1500) | Lost 0-2 | -191512 |
| 9sealed | 94 | Lewis, Katie (1537) | Won 2-1 | +191531 |
| 10draft | 9 | Sevaux, Yoann (1566) | Lost 0-2 | -181513 |
| 11draft | 12 | Broussard, Shawn (1581) | Won 2-0 | +201533 |
| 12draft | 57 | Berni, Roberto (1718) | Won 2-1 | +211554 |
| 13draft | 25 | Dunks, Jess (1659) | Won 2-0 | +201574 |
| 14draft | 21 | Dembinski, Kyle (1841) | Lost 0-2 | -131561 |
| 15draft | 31 | Afable, Coco B (1647) | Lost 1-2 | -171544 |
| average opponent: 1640record: 7-5 | new rating: 1544 | |||
| Grand Prix New Jersey 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3 | morgan, ben (1496) | Won 2-0 | +181518 |
| 2sealed | 141 | Walters, Nick (1522) | Lost 1-2 | -181500 |
| 3sealed | 188 | LaManna, Daniel (1498) | Won 2-1 | +181518 |
| 4sealed | 143 | Slattery, Collin (1533) | Won 2-0 | +181536 |
| 5sealed | 86 | Walker, Dennis (1528) | Lost 1-2 | -181518 |
| 6sealed | 233 | Clinger, Justin (1582) | Lost 0-2 | -171501 |
| 7sealed | 217 | Eccleston, Javier (1468) | Lost 0-2 | -181483 |
| average opponent: 1518record: 3-4 | new rating: 1483 | |||