Grindle, Todd W
Current rating: 1519
Record: 10-10
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 91 | Krell, Megan (1500) | Won 2-0 | +181521 |
| 2sealed | 63 | Krebs, Nick (1518) | Won 2-1 | +181539 |
| 3sealed | 63 | Kobes, Alex (1522) | Lost 0-2 | -181521 |
| 4sealed | 553 | Griffin, Matthew [USA] (1858) | Won 2-0 | +241545 |
| 5sealed | 350 | Krouse, Linden (1537) | Won 2-0 | +181563 |
| 6sealed | 240 | Diamant Boustead, Andr (1555) | Won 2-1 | +181581 |
| 7sealed | 83 | Bakker, Les (1521) | Won 2-1 | +161597 |
| 8sealed | 81 | Pileggi, Riccardo (1623) | Lost 1-2 | -171580 |
| 9sealed | 142 | Connell, Christopher (1591) | Won 2-1 | +181598 |
| 10sealed | 100 | Woods, Conley (1929) | Lost 0-2 | -121586 |
| 11draft | 57 | Glavin, Lucas (1907) | Lost 0-2 | -121574 |
| 12draft | 24 | Bradford, Harry (1534) | Lost 1-2 | -191555 |
| 13draft | 108 | Manuel, Melvin (1541) | Lost 0-2 | -181537 |
| 14draft | 34 | Miller, Dylan (1544) | Lost 0-2 | -181519 |
| average opponent: 1620record: 7-7 | new rating: 1519 | |||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 297 | Frank, Harry (1445) | Won 2-0 | +171517 |
| 2standard | 149 | Swank, Alex (1518) | Lost 0-2 | -181499 |
| 3standard | 168 | Mann, Rick (1500) | Won 2-1 | +181517 |
| 4standard | 154 | Quick, Gregory (1559) | Lost 1-2 | -171500 |
| 5standard | 324 | Montague, Travis (1499) | Won 2-0 | +181518 |
| 6standard | 179 | Yam, Philip (1717) | Lost 1-2 | -151503 |
| average opponent: 1540record: 3-3 | new rating: 1503 | |||