Mostek, Sten-Magnus
Current rating: 1838 (#1381)
Record: 76-47-5
Grand Prix Leipzig 2005Grand Prix Stockholm 2007Grand Prix Strasbourg 2007Grand Prix Stuttgart 2007Grand Prix Vienna 2008Grand Prix Brussels 2008Grand Prix Hanover 2009Grand Prix Prague 2009Grand Prix Paris 2009Grand Prix Lyon 2010Grand Prix Bochum 2010Grand Prix Prague 2013Grand Prix Nagoya 2014Grand Prix Kobe 2017
| Grand Prix Kobe 2017 (modern) | starting rating: 1816 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 692 | Sano, Toshirou (1343) | Lost 0-2 | -261790 |
| 2modern | 921 | Okada, Jirou (1421) | Won 2-1 | +111801 |
| 3modern | 870 | Sumihira, Toru (1491) | Won 2-1 | +131814 |
| 4modern | 804 | Kaneko, Junpei (1573) | Lost 0-2 | -231791 |
| 5modern | 789 | Furuichi, Takenori (1528) | Won 2-0 | +141805 |
| 6modern | 806 | Yamaguchi, Takanobu (1479) | Won 2-1 | +121817 |
| 7modern | 310 | Inocima, Igor (1588) | Won 2-0 | +141831 |
| 8modern | 210 | Hato, Ryo (1531) | Lost 0-2 | -241807 |
| 9modern | 354 | Tamura, Youhei (1688) | Won 2-1 | +161823 |
| 10modern | 224 | Masui, Norioki (1455) | Won 2-1 | +121835 |
| 11modern | 200 | Jung, Yong Hyuk (1590) | Won 2-0 | +141849 |
| 12modern | 101 | Matsubara, Takeyuki (1682) | Lost 0-2 | -221827 |
| 13modern | 217 | Honda, Rintaro (1708) | Lost 0-2 | -201807 |
| 14modern | 221 | Kamei, Hidenori (1468) | Won 2-0 | +121819 |
| 15modern | 203 | Urase, Ryosuke (1849) | Won 2-1 | +191838 |
| top | average opponent: 1560record: 10-5 | new rating: 1838 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1867 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 698 | Yamazaki, Takashi (1500) | Won 2-0 | +111878 |
| 2sealed | 595 | Yagi, Wataru (1425) | Won 2-1 | +111889 |
| 3sealed | 520 | Mokhtaruddin, Mohd Hafiz (1678) | Lost 0-2 | -221867 |
| 4sealed | 702 | Huang, Yung-Ling (1568) | Won 2-1 | +131880 |
| 5sealed | 675 | Mathumoto, Naoya (1534) | Won 2-1 | +121892 |
| 6sealed | 600 | Oguri, Hiroki (1554) | Won 2-0 | +121904 |
| 7sealed | 566 | Itou, Makoto (Tokyo) (1540) | Lost 0-2 | -251879 |
| 8sealed | 596 | Hagiwara, Noriyuki (1784) | Won 2-1 | +171896 |
| 9sealed | 554 | Nakaigawa, Takeshi (1536) | Won 2-0 | +111907 |
| 10draft | 35 | Kusakabe, Shuichi (1667) | Lost 0-2 | -221885 |
| 11draft | 99 | Kozakai, Yukio (1717) | Lost 1-2 | -211864 |
| 12draft | 35 | Ogura, Shigeru (1441) | Lost 1-2 | -251839 |
| 13draft | 1 | Tamura, Youhei (1550) | Lost 1-2 | -231816 |
| top | average opponent: 1576record: 7-6 | new rating: 1816 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1840 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 265 | Ziegelheim, Jan (1548) | Won 2-0 | +131853 |
| 2sealed | 216 | Szabo, David (1463) | Won 2-0 | +111864 |
| 3sealed | 52 | Celikovska, Klara (1535) | Draw 1-1 | -51859 |
| 4sealed | 205 | Sobczak, Artur (1450) | Won 1-0 | +101869 |
| 5sealed | 103 | Libersky, Miroslav (1618) | Lost 1-2 | -221847 |
| 6sealed | 229 | Danz, Jakob (1535) | Won 2-0 | +121859 |
| 7sealed | 139 | Strobl, Manuel (1500) | Won 2-1 | +121871 |
| 8sealed | 85 | Schoenberger, Dennis (1569) | Won 2-1 | +131884 |
| 9sealed | 49 | Lemoine, Vincent (1939) | Lost 1-2 | -171867 |
| top | average opponent: 1573record: 6-2-1 | new rating: 1867 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1697 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 26 | Peerdeman, Bart (1597) | Won 2-0 | +161713 |
| 3sealed | 69 | Doll, Karlos (1542) | Won 2-1 | +151728 |
| 4sealed | 71 | Meyer, Aljoscha (1554) | Won 2-0 | +151743 |
| 5sealed | 1 | van Medevoort, Robert (1863) | Lost 1-2 | -161727 |
| 6sealed | 104 | Skali, Jonas (1612) | Won 2-1 | +161743 |
| 7sealed | 33 | Schmeusser, Simon (1610) | Won 2-0 | +161759 |
| 8sealed | 15 | Neidler, David (1553) | Lost 0-2 | -221737 |
| 9sealed | 34 | Michels, Tim (1724) | Won 2-0 | +181755 |
| 10sealed | 32 | Dupont, Benjamin (1554) | Won 2-0 | +141769 |
| 11draft | 61 | Brucker, David (1945) | Won 2-0 | +221791 |
| 12draft | 41 | Plate, Martin (1609) | Won 2-0 | +141805 |
| 13draft | 16 | Matignon, Guillaume (2003) | Lost 1-2 | -141791 |
| 14draft | 83 | Riffert, Till (1694) | Won 2-1 | +161807 |
| 15draft | 65 | Gribnitz, Gil-Dean (1725) | Won 2-0 | +171824 |
| 16draft | 16 | Ho, Jun Feng Jack (1755) | Won 2-1 | +161840 |
| top | average opponent: 1689record: 12-3 | new rating: 1840 | ||
| Grand Prix Lyon 2010 (ROE limited) | starting rating: 1745 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 543 | Garcia Mene, Alex (1587) | Lost 0-1 | -211724 |
| 4sealed | 665 | Delvigne, Emmanuel (1526) | Lost 0-2 | -221702 |
| 5sealed | 658 | Ullrich, Frank (1628) | Won 2-1 | +171719 |
| 6sealed | 619 | Bentolila, Nil (1509) | Lost 0-0 | -221697 |
| top | average opponent: 1562record: 1-3 | new rating: 1697 | ||
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1643 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 88 | Gibaud, Thierry (1585) | Won 2-0 | +171660 |
| 4sealed | 21 | Millet, Michel (1557) | Lost 1-2 | -201640 |
| 5sealed | 107 | Hernandez, Sebastien (1384) | Won 2-0 | +131653 |
| 6sealed | 39 | Hauck, Christian (1596) | Won 2-1 | +171670 |
| 7sealed | 26 | Charbonneau, Anthony (1526) | Won 2-1 | +151685 |
| 8sealed | 32 | Hofmann, Mike (1725) | Won 2-1 | +191704 |
| 9sealed | 26 | Lee, Shi Tian (1804) | Lost 0-2 | -161688 |
| 10sealed | 27 | Deckers, Thijs (1617) | Lost 0-2 | -191669 |
| 11draft | 77 | Parker, Richard (1713) | Won 2-1 | +191688 |
| 12draft | 66 | Stanilov, Ivko (1598) | Won 2-1 | +161704 |
| 13draft | 89 | Grove, Kevin (1901) | Won 2-1 | +211725 |
| 14draft | 35 | Luna, Javier (1644) | Lost 0-2 | -191706 |
| 15draft | 69 | Estratti, Samuele (1833) | Won 2-1 | +201726 |
| 16draft | 51 | Englund, Simon E (1758) | Won 2-0 | +191745 |
| top | average opponent: 1660record: 10-4 | new rating: 1745 | ||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1597 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 558 | Horalek, Mirek (1537) | Won 2-1 | +171614 |
| 4sealed | 512 | Hrdlicka, Zdenek (1492) | Lost 0-2 | -201594 |
| 5sealed | 655 | Brendemuhl, Bernd (1703) | Won 2-0 | +201614 |
| 6sealed | 586 | Pietron, Krzysztof (1567) | Won 2-1 | +171631 |
| 7sealed | 559 | Greiers, Maris (1677) | Lost 0-2 | -171614 |
| 8sealed | 544 | Musil, Ivan (1562) | Won 2-0 | +171631 |
| 9sealed | 556 | Natta, Albert (1654) | Won 2-0 | +181649 |
| 10draft | 72 | Telarov, Aleksa (1601) | Lost 1-2 | -181631 |
| 11draft | 25 | Langner, Matthias (1750) | Won 2-0 | +201651 |
| 12draft | 12 | Juza, Martin (1989) | Lost 0-2 | -121639 |
| 13draft | 47 | Noorlander, Niels (1857) | Draw 1-1 | +41643 |
| top | average opponent: 1672record: 6-4-1 | new rating: 1643 | ||
| Grand Prix Hanover 2009 (extended) | starting rating: 1578 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 49 | Menzel, Stefan (1510) | Won 1-0 | +161594 |
| 3extended | 12 | Heigerer, Stefan (1714) | Won 2-1 | +211615 |
| 4extended | 16 | Zidek, Arnost (1740) | Won 0-0 | +201635 |
| 5extended | 29 | Gregoir, Christophe (1727) | Lost 1-2 | -171618 |
| 6extended | 45 | Loffler, Alexander (1512) | Draw 1-1 | -11617 |
| 7extended | 40 | Fiedler, Kai (1509) | Won 2-1 | +161633 |
| 8extended | 28 | Henze, Oliver (1570) | Lost 1-2 | -201613 |
| 9extended | 46 | Geissler, Gunnar (1717) | Lost 0-2 | -161597 |
| top | average opponent: 1625record: 4-3-1 | new rating: 1597 | ||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 170 | Smets, Daan (1517) | Won 2-0 | +171577 |
| 3sealed | 97 | Kajala, Kaisa (1509) | Lost 0-2 | -191558 |
| 4sealed | 116 | Pagola, Jerome (1540) | Won 2-0 | +181576 |
| 5sealed | 87 | Hauchard, Francois (1610) | Won 2-0 | +181594 |
| 6sealed | 88 | Kopfli, Flavio (1672) | Lost 0-2 | -161578 |
| top | average opponent: 1570record: 3-2 | new rating: 1578 | ||
| Grand Prix Vienna 2008 (extended) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 115 | Petrovic, Zvonimir (1518) | Won 2-1 | +171560 |
| 3extended | 31 | Benc, Ivan (1536) | Won 2-1 | +181578 |
| 4extended | 70 | Varga, Tomas (1504) | Lost 0-2 | -201558 |
| 5extended | 113 | Spataro, Luca (1486) | Lost 0-2 | -191539 |
| 6extended | 147 | Tintor, Sven (1517) | Won 2-0 | +181557 |
| 7extended | 87 | Sudmann, Jan (1543) | Won 2-1 | +171574 |
| 8extended | 73 | Ritter, Simon (1763) | Lost 1-2 | -141560 |
| top | average opponent: 1553record: 4-3 | new rating: 1560 | ||
| Grand Prix Stuttgart 2007 (LRW limited) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 164 | Haug, Andreas (1525) | Won 2-0 | +181544 |
| 2sealed | 60 | Thil, Stephane (1633) | Lost 1-2 | -171527 |
| 3sealed | 194 | Gerstenhofer, Tim (1500) | Won 2-1 | +181545 |
| 4sealed | 202 | Rietbergen, Patrick (1469) | Draw 1-1 | -11544 |
| 5sealed | 148 | Runge, Jurgen (1519) | Won 2-1 | +171561 |
| 6sealed | 94 | Ginter, Markus (1537) | Lost 1-2 | -181543 |
| top | average opponent: 1531record: 3-2-1 | new rating: 1543 | ||
| Grand Prix Strasbourg 2007 (Time Spiral block) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 23 | Brule, Nicolas (1515) | Lost 1-2 | -171476 |
| 3block | 147 | Louis, Jonathan (1501) | Won 2-1 | +181494 |
| 4block | 156 | Almgren, Oscar (1594) | Won 2-1 | +201514 |
| 5block | 48 | Petriscak, Martin (1517) | Won 2-1 | +181532 |
| 6block | 29 | Rassel, Alexis (1553) | Won 2-0 | +181550 |
| 7block | 20 | Steinsdoerfer, Daniel (1791) | Lost 0-2 | -131537 |
| 8block | 46 | Lybaert, Marijn (1960) | Lost 0-2 | -111526 |
| top | average opponent: 1633record: 4-3 | new rating: 1526 | ||
| Grand Prix Stockholm 2007 (FUT limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 95 | Wall, Oskar (1500) | Draw 1-1 | 01468 |
| 5sealed | 60 | Chudoba, Martin (1485) | Lost 0-2 | -171451 |
| 6sealed | 114 | Pina, Emanuel (1521) | Lost 1-2 | -171434 |
| 7sealed | 157 | Westling, Tomas (1567) | Won 0-0 | +201454 |
| 8sealed | 114 | Gustafsson, Andreas (1542) | Won 2-1 | +201474 |
| 9sealed | 75 | Halonen, Mikael (1545) | Won 2-0 | +191493 |
| top | average opponent: 1527record: 3-2-1 | new rating: 1493 | ||
| Grand Prix Leipzig 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3 | Bosselmann, Tobias (1536) | Lost 1-2 | -171483 |
| 2sealed | 143 | Ulm, Michael (1482) | Won 2-0 | +181501 |
| 3sealed | 154 | Eifert, Sandro (1501) | Won 2-1 | +181519 |
| 4sealed | 70 | Paulmaier, Benjamin (1469) | Lost 0-2 | -191500 |
| 5sealed | 101 | Kircher, Sebastian (1499) | Won 2-1 | +181518 |
| 6sealed | 75 | Ruess, Jan (1705) | Lost 0-2 | -151503 |
| 7sealed | 114 | Sauerborn, Moritz (1504) | Lost 1-2 | -181485 |
| 8sealed | 107 | Werner, Frank (1516) | Lost 0-2 | -171468 |
| top | average opponent: 1526record: 3-5 | new rating: 1468 | ||