Kohman, Josh
Current rating: 1654
| Grand Prix Madison 2019 (WAR limited) | starting rating: 1669 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 145 | Wisniewski, Philip (1466) | Lost 1-2 | -221647 |
| 2sealed | 307 | Arnold, Matthew (1479) | Won 2-0 | +151662 |
| 3sealed | 381 | Kallevig, Andrew (1653) | Won 2-1 | +181680 |
| 4sealed | 250 | Crocker, Colin (1492) | Lost 1-2 | -211659 |
| 5sealed | 236 | Bennett, Riley (1509) | Won 2-0 | +151674 |
| 6sealed | 221 | Lambaz, Khair (1547) | Lost 1-2 | -201654 |
| top | average opponent: 1524record: 3-3 | new rating: 1654 | ||
| Grand Prix Indianapolis 2017 (HOU limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 175 | Wulf, Nathan (1526) | Won 2-1 | +181535 |
| 2sealed | 238 | Sommer, Tristan (1743) | Won 2-0 | +221557 |
| 3sealed | 11 | Havlovic, Bob (1780) | Won 2-0 | +221579 |
| 4sealed | 83 | Tharmaratnam, Samuel (2049) | Won 2-0 | +261605 |
| 5sealed | 39 | Zhang, Bolun (1717) | Won 2-0 | +201625 |
| 6sealed | 5 | Aiken, Simone (1749) | Lost 1-2 | -161609 |
| 7sealed | 96 | Sokol, Greg (1867) | Draw 1-1 | +51614 |
| 8sealed | 60 | Mann, Samir (1616) | Won 2-1 | +181632 |
| 9sealed | 33 | Kennon, Brook (1656) | Won 2-1 | +191651 |
| 10draft | 4 | McVety, Max (2038) | Won 2-0 | +241675 |
| 11draft | 5 | Schaefer, Charles (1656) | Lost 0-2 | -181657 |
| 12draft | 5 | Epstein, Justin (1715) | Lost 1-2 | -171640 |
| 13draft | 54 | Fournier, Daniel (1986) | Won 2-0 | +241664 |
| 14draft | 47 | Epstein, Justin (1749) | Lost 1-2 | -161648 |
| 15draft | 14 | Monk, Derek (1831) | Won 2-1 | +211669 |
| top | average opponent: 1778record: 10-4-1 | new rating: 1669 | ||
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 92 | Golliher, Jason (1517) | Won 2-1 | +181518 |
| 2sealed | 221 | Brubeck, Tom (1518) | Lost 1-2 | -181500 |
| 3sealed | 218 | Pierson, Justin M (1463) | Won 2-1 | +181518 |
| 4sealed | 283 | Andrighetti, Joe (1520) | Lost 1-2 | -181500 |
| 5sealed | 335 | Williams, Joel A (1498) | Won 2-0 | +181518 |
| 6sealed | 168 | Diehl, Michael (1518) | Won 2-0 | +181536 |
| 7sealed | 121 | Gehring, Lance (1520) | Lost 0-2 | -191517 |
| top | average opponent: 1507record: 4-3 | new rating: 1517 | ||