Costanzo, Mario
Current rating: 1539
Record: 5-3
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 120 | Rowell, Matthew (1482) | Won 2-0 | +181518 |
| 2sealed | 153 | Howes, Eric (1518) | Won 2-1 | +181536 |
| 3sealed | 16 | Batarseh, Sammy (1755) | Lost 1-2 | -141522 |
| 4sealed | 160 | Girard, Andre (1510) | Won 2-0 | +171539 |
| 5sealed | 89 | Zinner, Matthew (1535) | Lost 0-2 | -181521 |
| 6sealed | 206 | Gabbitas, Jordan (1517) | Won 2-1 | +181539 |
| 7sealed | 139 | Blades, Justin (1518) | Won 2-1 | +181557 |
| 8sealed | 128 | McCullough, Spencer (1574) | Lost 0-2 | -181539 |
| average opponent: 1551record: 5-3 | new rating: 1539 | |||