McGarry, David
Current rating: 1413
| Grand Prix Vancouver 2017 (modern) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 2230 | Smith, Brendan (1484) | Lost 1-2 | -181438 |
| 4modern | 2450 | Scott, Sinclair (1522) | Won 2-1 | +201458 |
| 5modern | 2123 | Salvagna, Patrick (1500) | Won 2-1 | +191477 |
| 6modern | 2128 | Johnson, Ethan (1578) | Lost 1-2 | -171460 |
| 7modern | 2234 | Jakku, Stefan (1556) | Lost 1-2 | -161444 |
| 8modern | 2271 | Lull, Augustus (1519) | Lost 1-2 | -161428 |
| 9modern | 2325 | Boutet, Patrick (1626) | Lost 1-2 | -151413 |
| top | average opponent: 1541record: 2-5 | new rating: 1413 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 748 | Kwok, Stan (1499) | Won 2-1 | +191465 |
| 2sealed | 148 | Reedy, Justin (1481) | Lost 1-2 | -181447 |
| 3sealed | 714 | Casidy, Bryce (1374) | Won 0-0 | +171464 |
| 4sealed | 208 | Bales, Robert (1516) | Won 2-1 | +191483 |
| 5sealed | 104 | Molnar, Laszlo (1535) | Won 2-0 | +191502 |
| 6sealed | 73 | Qu, Brendon (1645) | Lost 1-2 | -161486 |
| 7sealed | 216 | Higbee, Wesley (1750) | Lost 0-2 | -131473 |
| 8sealed | 272 | Cronk, Matt (1516) | Lost 0-2 | -171456 |
| top | average opponent: 1540record: 4-4 | new rating: 1456 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 134 | Scott, Jonathan (1500) | Won 2-1 | +181518 |
| 2legacy | 69 | Wong, Charles (1513) | Lost 0-2 | -181500 |
| 3legacy | 431 | Younger, Steven (1500) | Lost 1-2 | -181482 |
| 4legacy | 840 | Murray, Joseph (1482) | Lost 1-2 | -181464 |
| 5legacy | 770 | Keo, Vatheanak (1465) | Lost 0-2 | -181446 |
| top | average opponent: 1492record: 1-4 | new rating: 1446 | ||