Gutermuth, Ken
Current rating: 1476
Record: 13-16
| Grand Prix Richmond 2017 (AKH limited) | starting rating: 1439 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 301 | Ardizzone, Thomas (1456) | Lost 0-2 | -171422 |
| 2sealed | 423 | Henderson, William (1482) | Won 2-0 | +191441 |
| 3sealed | 499 | Blackwood, Brandon (1502) | Won 2-1 | +191460 |
| 4sealed | 457 | Barr, Davis (1607) | Won 2-1 | +211481 |
| 5sealed | 328 | Bowman, Jeremy (1655) | Lost 1-2 | -151466 |
| 6sealed | 280 | Smith, Derrik (1563) | Won 2-1 | +191485 |
| 7sealed | 217 | Zhuo, David (1632) | Lost 0-2 | -151470 |
| 8sealed | 440 | Tussing, Austin (1487) | Won 2-1 | +181488 |
| 9sealed | 256 | Ward, Daniel (1810) | Lost 1-2 | -121476 |
| top | average opponent: 1577record: 5-4 | new rating: 1476 | ||
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 878 | Cerussi, Michael (1428) | Lost 0-2 | -191456 |
| 2sealed | 1107 | Moore, Michael (1390) | Lost 0-2 | -191437 |
| 3sealed | 1247 | Hacker, Micheal (1463) | Won 2-0 | +181455 |
| 4sealed | 1176 | Copeland, Lynsey (1465) | Lost 0-2 | -181437 |
| 5sealed | 1145 | Espinosa, Carlos (1482) | Won 2-0 | +191456 |
| 6sealed | 1100 | Medford, Zachary (1531) | Lost 0-2 | -171439 |
| top | average opponent: 1460record: 2-4 | new rating: 1439 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 262 | Foerst, Kerry (1512) | Lost 0-2 | -171448 |
| 2modern | 634 | Trevathan, Zemo (1482) | Won 2-1 | +181466 |
| 3modern | 761 | Sewall, Zachary (1507) | Lost 0-2 | -171449 |
| 4modern | 1136 | Miller, Dan (1463) | Lost 1-2 | -181431 |
| 5modern | 825 | Peck, Alex (1465) | Won 2-0 | +191450 |
| 6modern | 694 | Deputy, C.J. (1560) | Won 2-1 | +201470 |
| 7modern | 612 | Johnson, Patricia (1550) | Won 2-0 | +201490 |
| 8modern | 363 | McMillion, Cameron (1659) | Lost 0-2 | -151475 |
| top | average opponent: 1525record: 4-4 | new rating: 1475 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 450 | Fields, Nicholas (1476) | Lost 1-2 | -181482 |
| 2modern | 466 | Gooch, Spencer (1481) | Won 2-0 | +181500 |
| 3modern | 506 | White, Justin (1672) | Lost 0-2 | -151485 |
| 4modern | 519 | Utterback, Raymond (1481) | Won 2-0 | +181503 |
| 5modern | 534 | Bowyer, Jackson (1449) | Lost 1-2 | -191484 |
| 6modern | 522 | Byrd, Jonathen (1450) | Lost 1-2 | -191465 |
| top | average opponent: 1501record: 2-4 | new rating: 1465 | ||