Kosierb, Stan
Current rating: 1507
Record: 8-8
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 328 | Leventhal, Jackson (1541) | Lost 0-2 | -181486 |
| 2modern | 634 | Friedman, Vladislav (1478) | Won 2-0 | +181504 |
| 3modern | 771 | Mangum, James (1613) | Lost 0-2 | -161488 |
| 4modern | 666 | Slimak, John (1490) | Won 2-1 | +181506 |
| 5modern | 447 | Murray, Zack (1497) | Won 2-1 | +181524 |
| 6modern | 296 | Seely, Noah (1539) | Lost 1-2 | -181506 |
| 7modern | 576 | Counts, Ryan (1558) | Won 2-0 | +191525 |
| 8modern | 354 | Fitzgerald, Derek (1497) | Lost 1-2 | -181507 |
| average opponent: 1527record: 4-4 | new rating: 1507 | |||
| Grand Prix Detroit 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 235 | Chambers, Alison (1454) | Won 2-1 | +171517 |
| 2modern | 512 | Mazur, Spencer (1476) | Won 2-0 | +171534 |
| 3modern | 146 | Thompson, Richard (1476) | Won 2-1 | +171551 |
| 4modern | 17 | Eichenberg, William (1584) | Won 2-1 | +191570 |
| 5modern | 60 | Fei, Xinyu (1813) | Lost 1-2 | -141556 |
| 6modern | 154 | Johnson, Cody S (1660) | Lost 0-2 | -161540 |
| 7modern | 449 | Mitchell, Raymond (1522) | Lost 0-2 | -181522 |
| 8modern | 482 | Johnson, Jesse (1516) | Lost 0-2 | -181504 |
| average opponent: 1563record: 4-4 | new rating: 1504 | |||