Sims, David
Current rating: 1619
Record: 16-12
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 245 | Betts, Jonathan (1890) | Won 2-1 | +241587 |
| 2sealed | 182 | Zhang, John (1560) | Won 2-1 | +171604 |
| 3sealed | 251 | Russell, Kenny (1673) | Won 2-1 | +191623 |
| 4sealed | 119 | Martinez, Axel (1881) | Won 2-1 | +231646 |
| 5sealed | 1 | Bartley, Matthew (1841) | Lost 1-2 | -151631 |
| 6sealed | 122 | Zander, Andreas (1556) | Won 2-0 | +171648 |
| 7sealed | 36 | Godines, Aric (1588) | Lost 0-2 | -191629 |
| 8sealed | 160 | Wilson, Jacob (2095) | Lost 0-2 | -101619 |
| top | average opponent: 1761record: 5-3 | new rating: 1619 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 121 | Young, Kelvin (1698) | Lost 1-2 | -151548 |
| 3extended | 304 | Chapman, Steve (1502) | Won 2-1 | +171565 |
| 4extended | 169 | Mjelde, Jade j (1521) | Won 2-0 | +171582 |
| 5extended | 175 | Sherman, Sam (1521) | Lost 1-2 | -191563 |
| top | average opponent: 1560record: 2-2 | new rating: 1563 | ||
| Grand Prix Denver 2008 (Lorwyn block) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 105 | Patti, Ryan (1499) | Won 2-1 | +161582 |
| 3block | 99 | Weber, Brian (1517) | Won 2-0 | +171599 |
| 4block | 44 | Curry, Matt (1573) | Lost 0-2 | -181581 |
| 5block | 56 | Vizaro, Justin (1598) | Lost 1-2 | -181563 |
| top | average opponent: 1547record: 2-2 | new rating: 1563 | ||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 4 | Emami, Kevan (1578) | Won 2-1 | +191519 |
| 5block | 7 | Catterall-Davis, Merlin (1570) | Lost 1-2 | -171502 |
| 6block | 55 | Marshall, Mike (1556) | Won 2-1 | +191521 |
| 7block | 34 | Hawkins, Charlie (1616) | Lost 0-2 | -161505 |
| 8block | 69 | Hoaen, Rich (1908) | Won 2-0 | +251530 |
| 9block | 45 | Szleifer, Gadiel (1828) | Won 0-0 | +231553 |
| 10block | 28 | Scott-Vargas, Luis (1954) | Lost 0-0 | -111542 |
| 11block | 25 | Cash, Brent (1528) | Lost 0-0 | -181524 |
| 12block | 31 | Dietz, Vaughn (1531) | Lost 0-0 | -181506 |
| 13block | 31 | Zaworski, Peter S (1515) | Won 0-0 | +181524 |
| 14block | 26 | Lo Cascio, Philip A (1573) | Won 0-0 | +191543 |
| 15block | 24 | Azuma, Motokiyo (1796) | Won 0-0 | +231566 |
| top | average opponent: 1663record: 7-5 | new rating: 1566 | ||