Grodsky, Ben
Current rating: 1400
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 461 | Oakley, Harrison (1500) | Lost 1-2 | -171434 |
| 2modern | 492 | Dunavant, James (1502) | Lost 1-2 | -171417 |
| 3modern | 566 | Bogle, Joey (1464) | Lost 0-0 | -171400 |
| top | average opponent: 1489record: 0-3 | new rating: 1400 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 43 | Sloan, Shawn (1448) | Lost 1-2 | -181467 |
| 4standard | 206 | Laymon, Damon (1521) | Lost 0-2 | -171450 |
| 5standard | 483 | Gaard, Sam (1483) | Won 2-0 | +181468 |
| 6standard | 360 | Brester, Kris (1502) | Lost 1-2 | -171451 |
| top | average opponent: 1488record: 1-3 | new rating: 1451 | ||
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 224 | Bird, Benjamin (1500) | Won 2-1 | +181518 |
| 2sealed | 1 | Johnson, Bryan (1521) | Won 2-1 | +181536 |
| 3sealed | 87 | Badran, Shady (1607) | Lost 0-2 | -171519 |
| 4sealed | 193 | Fischer, Joseph (1444) | Lost 1-2 | -191500 |
| 5sealed | 325 | Yost, Austin (1680) | Lost 1-2 | -151485 |
| top | average opponent: 1550record: 2-3 | new rating: 1485 | ||