Demidov, Sergey
Current rating: 1761 (#3422)
Record: 29-22-1 (GP) / 10-5 (professional)
| Grand Prix Moscow 2014 (JOU standard) | starting rating: 1738 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 160 | Kretov, Mikhail (1500) | Won 2-0 | +141752 |
| 2standard | 86 | Yamschikov, Yury (1568) | Lost 0-2 | -221730 |
| 3standard | 172 | Serkin, Igor (1523) | Won 2-1 | +151745 |
| 4standard | 69 | Bronnikov, Volodia (1515) | Won 2-1 | +131758 |
| 5standard | 57 | Papikyan, Kristina (1518) | Won 2-1 | +141772 |
| 6standard | 51 | Prokaev, Alexey (1600) | Won 2-0 | +151787 |
| 7standard | 30 | Evgrafov, Alexey (1562) | Lost 0-2 | -221765 |
| 8standard | 54 | Gorbunov, Ivan (1553) | Won 2-0 | +141779 |
| 9standard | 27 | Dashkin, Oleg (1617) | Won 2-0 | +151794 |
| 10standard | 21 | Kuznetcov, Artem (1596) | Lost 0-2 | -211773 |
| 11standard | 32 | Popov, Alexander (1663) | Won 2-1 | +161789 |
| 12standard | 26 | Petrov, Timofey (1591) | Won 2-1 | +141803 |
| 13standard | 8 | Tsarev, Oleg (1640) | Lost 1-2 | -211782 |
| 14standard | 24 | Turchin, Alexander (1595) | Lost 0-2 | -211761 |
| top | average opponent: 1574record: 9-5 | new rating: 1761 | ||
| Pro Tour Theros (THS standard) | starting rating: 1610 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 159 | Jabr, Chris (1595) | Lost 0-2 | -181592 |
| 2draft | 203 | Hielscher, Eric (1631) | Won 2-1 | +191611 |
| 3draft | 148 | Carrasco, Adam (1772) | Won 2-0 | +211632 |
| 4standard | 100 | Lax, Ari (1976) | Lost 1-2 | -121620 |
| 5standard | 125 | Takenaga, Tomohiro (1610) | Lost 1-2 | -181602 |
| 6standard | 155 | Castellon, Rob (1759) | Won 2-0 | +201622 |
| 7standard | 107 | Zafra, Marcel Angelo (1803) | Won 2-0 | +221644 |
| 8standard | 82 | Severin, Thoralf (1919) | Lost 1-2 | -131631 |
| 9draft | 7 | Larsen, Christoffer (1680) | Won 2-0 | +181649 |
| 10draft | 33 | Huteson, Tom (1737) | Won 2-0 | +201669 |
| 11draft | 73 | Giusti, Emanuele (1908) | Lost 0-2 | -141655 |
| 12standard | 64 | Sutor, Emanuel (1864) | Won 2-1 | +221677 |
| 13standard | 72 | Van Doosselaere, Theo (1572) | Won 2-1 | +161693 |
| 14standard | 38 | Polak-Rottmann, Oliver (1796) | Won 2-1 | +201713 |
| 15standard | 43 | Ross, Tom (2104) | Won 2-0 | +251738 |
| 16standard | 31 | Bland, Richard (1896) | ID | 01738 |
| top | average opponent: 1789record: 10-5-1 | new rating: 1738 | ||
| Grand Prix Moscow 2012 (M13 limited) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Kotomkin, Ivan (1500) | Won 2-0 | +171578 |
| 2sealed | 9 | Kurzaev, Igor (1518) | Won 2-0 | +171595 |
| 3sealed | 72 | Sivakov, Konstantin (1535) | Won 2-1 | +171612 |
| 4sealed | 80 | van Rijn, Frank (1593) | Lost 0-2 | -191593 |
| 5sealed | 91 | Tegay, Alexander (1552) | Lost 1-2 | -191574 |
| 6sealed | 210 | Zhukov, Pavel (1519) | Won 2-1 | +171591 |
| 7sealed | 107 | Tuduri, Ricard (1706) | Won 2-1 | +211612 |
| 8sealed | 105 | Petrykin, Alexey (1601) | Lost 1-2 | -191593 |
| 9sealed | 134 | Silvestrov, Alexander (1538) | Won 2-0 | +171610 |
| top | average opponent: 1562record: 6-3 | new rating: 1610 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 110 | Davies, Tom (1521) | Won 2-1 | +181567 |
| 5standard | 21 | Schwarze, Marius (1581) | Lost 1-2 | -181549 |
| 6standard | 102 | Barry, Olivier (1662) | Won 2-0 | +201569 |
| 7standard | 34 | Figarski, Tomasz (1675) | Lost 1-2 | -161553 |
| 8standard | 102 | Meertens, Job (1867) | Lost 0-2 | -121541 |
| 9standard | 93 | Roelofs, Frank (1661) | Won 2-0 | +201561 |
| top | average opponent: 1661record: 3-3 | new rating: 1561 | ||
| Grand Prix Madrid 2012 (DKA limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 13 | Serrao, Pedro (1629) | Lost 0-2 | -161531 |
| 5sealed | 151 | Olsson, Andre (1531) | Lost 1-2 | -181513 |
| 6sealed | 182 | Del Blanco, David (1546) | Lost 1-2 | -171496 |
| 7sealed | 178 | Chukhvichev, Anatoly (1578) | Won 2-0 | +191515 |
| 8sealed | 130 | Matull, Milan (1505) | Won 2-0 | +181533 |
| 9sealed | 882 | Sansalvador, Marc (1455) | Won 2-0 | +161549 |
| top | average opponent: 1541record: 3-3 | new rating: 1549 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 177 | Herzig, Sven (1531) | Won 2-0 | +181528 |
| 3sealed | 65 | Perez Paez, Oscar (1618) | Won 2-0 | +201548 |
| 4sealed | 82 | Wescoe, Craig (1849) | Won 2-1 | +231571 |
| 5sealed | 48 | Scott-Vargas, Luis (2101) | Lost 0-2 | -91562 |
| 6sealed | 36 | Zander, Bernhard (1717) | Lost 1-2 | -151547 |
| 7sealed | 117 | Grainger-carr, Joel (1551) | Won 2-1 | +181565 |
| 8sealed | 83 | Del Blanco, David (1601) | Lost 1-2 | -181547 |
| top | average opponent: 1710record: 4-3 | new rating: 1547 | ||
| Grand Prix Vienna 2008 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 58 | Lybaert, Marijn (2017) | Won 2-1 | +271527 |
| 5extended | 13 | Zuber, Wojciech (1521) | Draw 1-1 | 01527 |
| 6extended | 23 | Gerecke, Piet (1579) | Won 2-0 | +191546 |
| 7extended | 10 | Beduzzi, David (1822) | Won 2-1 | +221568 |
| 8extended | 6 | Heynen, Paul (1712) | Lost 0-2 | -151553 |
| 9extended | 22 | Simko, Kristian (1634) | Won 2-0 | +201573 |
| 10extended | 18 | Calafell, Joel (1942) | Lost 1-2 | -121561 |
| 11extended | 42 | Steinkellner, Daniel (1567) | Lost 0-1 | -181543 |
| 12extended | 54 | Vitali, Andrea (1604) | Lost 1-2 | -171526 |
| 13extended | 59 | Erinin, Dimitar (1608) | Lost 0-2 | -161510 |
| top | average opponent: 1701record: 4-5-1 | new rating: 1510 | ||