Sheykin, Sergey
Current rating: 1394
Record: 6-14-1
| Grand Prix Barcelona 2016 (SOI limited) | starting rating: 1375 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 332 | Cabrer, Marc (1500) | Won 2-1 | +201395 |
| 2sealed | 380 | Joachim, David (1785) | Lost 1-2 | -111384 |
| 3sealed | 796 | Adiego Granell, Victor (1391) | Won 2-0 | +181402 |
| 4sealed | 427 | Tuomi, Sami (2002) | Lost 1-2 | -81394 |
| top | average opponent: 1669record: 2-2 | new rating: 1394 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1405 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 299 | Blumer, Yann (1626) | Lost 0-2 | -141391 |
| 2sealed | 374 | Pitiot, Thomas (1480) | Lost 1-2 | -161375 |
| top | average opponent: 1553record: 0-2 | new rating: 1375 | ||
| Grand Prix Hong Kong 2013 (THS limited) | starting rating: 1391 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 105 | Lau, Ringo (1450) | Lost 1-2 | -171374 |
| 2sealed | 246 | Lin, Chi Kin Assyria (1482) | Won 2-1 | +201394 |
| 3sealed | 269 | Wei, Guowei (1485) | Draw 1-1 | +21396 |
| 4sealed | 312 | Fu, Yuk Wong (1514) | Lost 0-2 | -161380 |
| 5sealed | 350 | Chen, Li Heng (1482) | Won 2-1 | +201400 |
| 6sealed | 280 | Wu, Weijie (1420) | Lost 0-2 | -181382 |
| 7sealed | 297 | Li, Li (1456) | Won 2-0 | +201402 |
| 8sealed | 242 | Lau, Wing Fai Michael (1505) | Won 2-1 | +201422 |
| 9sealed | 186 | Cheng, Ting Hin (1519) | Lost 0-2 | -171405 |
| top | average opponent: 1479record: 4-4-1 | new rating: 1405 | ||
| Grand Prix Moscow 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 147 | Ivanov, Michael A (1500) | Lost 0-2 | -181482 |
| 2sealed | 350 | Nefedov, Eugene (1435) | Lost 0-2 | -191463 |
| 3sealed | 389 | Propirnyi, Grigoryi (1464) | Lost 1-2 | -181445 |
| 4sealed | 405 | Melikov, Timur (1451) | Lost 0-2 | -181427 |
| 5sealed | 400 | Bogachev, Dmitriy (1430) | Lost 0-2 | -181409 |
| 6sealed | 364 | Streltsov, Maxim (1409) | Lost 0-2 | -181391 |
| top | average opponent: 1448record: 0-6 | new rating: 1391 | ||