Gian, David
Current rating: 1543
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 216 | Desbiens, Marco (1428) | Won 2-1 | +151600 |
| 2sealed | 115 | Severin, John (1640) | Lost 1-2 | -171583 |
| 3sealed | 384 | Lajeunesse, Joel (1541) | Lost 0-2 | -191564 |
| 4sealed | 389 | Belanger, Patrick (1417) | Lost 0-2 | -211543 |
| top | average opponent: 1506record: 1-3 | new rating: 1543 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 237 | Putnam, Zackary (1500) | Won 2-1 | +181500 |
| 2sealed | 369 | Archambault, Julien (1552) | Won 2-0 | +191519 |
| 3sealed | 129 | Pite, Derek (1495) | Lost 1-2 | -181501 |
| 4sealed | 232 | Picard, Maxi 5625 (1518) | Won 2-0 | +181519 |
| 5sealed | 220 | Metzger, Jonathan (1683) | Lost 1-2 | -151504 |
| 6sealed | 250 | Simpson, Andrew (1493) | Won 2-1 | +181522 |
| 7sealed | 130 | Robert, Pierre Olivier (1438) | Won 2-1 | +161538 |
| 8sealed | 90 | Liquidano, Jairo (1630) | Won 2-0 | +201558 |
| 9sealed | 157 | Bu-Mansour, Chad (1613) | Won 2-1 | +191577 |
| 10draft | 949 | Liu, Brian (1846) | Won 2-0 | +231600 |
| 11draft | 946 | Labuda, Lucas (1647) | Lost 0-2 | -171583 |
| 12draft | 935 | Marino, Mauro (1607) | Lost 0-2 | -181565 |
| 13draft | 954 | Dufour, Marc (1663) | Won 2-1 | +201585 |
| 14draft | 964 | St-Denis, Francis (1581) | Won 2-1 | +181603 |
| 15draft | 924 | Johnson, Courtney (1613) | Lost 0-2 | -181585 |
| top | average opponent: 1592record: 10-5 | new rating: 1585 | ||
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 413 | Topping, Greg (1482) | Won 2-0 | +181518 |
| 2sealed | 401 | Kuzmanovic, Aleks A (1518) | Lost 0-2 | -181500 |
| 3sealed | 495 | Miller, Brad (1520) | Won 2-0 | +181518 |
| 4sealed | 419 | Dupuis Howard, James (1518) | Lost 0-2 | -181500 |
| 5sealed | 521 | Burachynsky, Ivan (1487) | Lost 0-2 | -181482 |
| top | average opponent: 1505record: 2-3 | new rating: 1482 | ||