Holzwarth, Michael
Current rating: 1677
Record: 31-20-1
| Grand Prix Richmond 2017 (AKH limited) | starting rating: 1677 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 334 | Tung, Charlie (1500) | Won 2-1 | +141691 |
| 2sealed | 32 | Lu, Jason (1487) | Won 2-1 | +151706 |
| 3sealed | 338 | Dunn, Ryan (1602) | Lost 0-2 | -201686 |
| 4sealed | 230 | Conley, Michael (1373) | Won 2-0 | +121698 |
| 5sealed | 319 | Lucy, J. Sawyer (1798) | Won 2-0 | +201718 |
| 6sealed | 143 | Steht, Lee (1618) | Lost 1-2 | -201698 |
| 7sealed | 204 | Francis, Sean (1507) | Lost 0-2 | -211677 |
| top | average opponent: 1555record: 4-3 | new rating: 1677 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 101 | Palman, Tyler (1474) | Won 2-0 | +161607 |
| 3sealed | 24 | Sremaniak, Michael J (1518) | Won 2-0 | +161623 |
| 4sealed | 60 | Patino, Andrew (1588) | Won 2-1 | +171640 |
| 5sealed | 24 | Heidl, Matthew (1544) | Won 2-1 | +171657 |
| 6sealed | 1 | Ellis, Thomas (1807) | Lost 1-2 | -161641 |
| 7sealed | 25 | Son, Tony (1704) | Lost 0-2 | -161625 |
| 8sealed | 43 | Beaudoin, Patrice (1506) | Won 2-1 | +151640 |
| 9sealed | 36 | Ward, Daniel (1867) | Won 2-1 | +221662 |
| 10draft | 135 | Handel, Anton (1644) | Won 2-1 | +181680 |
| 11draft | 58 | Keen, Cameron (1547) | Won 2-1 | +161696 |
| 12draft | 19 | Tilk, Jacob (1638) | Lost 1-2 | -191677 |
| top | average opponent: 1621record: 8-3 | new rating: 1677 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 44 | Luneau, Anthony (1484) | Lost 1-2 | -191540 |
| 3sealed | 462 | Weidig, Philip (1447) | Won 2-0 | +161556 |
| 4sealed | 197 | Reda, Derek (1699) | Won 2-1 | +211577 |
| 5sealed | 124 | Bold Wark, Lewis (1630) | Lost 0-2 | -171560 |
| 6sealed | 226 | Turniansky, Baruch (1523) | Won 2-1 | +171577 |
| 7sealed | 249 | Mitchell, Andrew (1433) | Won 2-1 | +151592 |
| 8sealed | 126 | Wash, William (1561) | Won 2-1 | +181610 |
| 9sealed | 78 | Smith, Evan (1550) | Lost 0-2 | -191591 |
| top | average opponent: 1541record: 5-3 | new rating: 1591 | ||
| Grand Prix Washington DC 2014 (JOU limited) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 172 | Haefele, Jim (1535) | Won 2-0 | +171618 |
| 4sealed | 87 | Barnett, Tyler (1573) | Lost 1-2 | -191599 |
| 5sealed | 261 | Puffinburger, Justin (1427) | Lost 1-2 | -211578 |
| 6sealed | 287 | Carlstrom, Daren (1541) | Lost 0-2 | -191559 |
| top | average opponent: 1519record: 1-3 | new rating: 1559 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1019 | Pittard, Nathan (1500) | Won 2-0 | +181551 |
| 2modern | 1308 | Hummel, Gary (1541) | Won 2-1 | +181569 |
| 3modern | 1142 | Rosario Jr., Wil (1622) | Lost 0-2 | -171552 |
| 4modern | 1197 | Nice, Daniel 329 (1514) | Draw 1-1 | -11551 |
| 5modern | 1297 | Logan, Brock (1518) | Won 2-1 | +171568 |
| 6modern | 1187 | Korycinski, Craig (1534) | Won 2-0 | +181586 |
| 7modern | 1112 | Carrier, Samuel (1558) | Won 2-1 | +171603 |
| 8modern | 1064 | Hawkins, Lee (1506) | Lost 0-2 | -201583 |
| 9modern | 1124 | Corter, Bryant (1559) | Won 2-0 | +181601 |
| top | average opponent: 1539record: 6-2-1 | new rating: 1601 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 1448 | Jones, Brock (1534) | Won 2-0 | +171582 |
| 5sealed | 1142 | Hampton, Jesse (1864) | Lost 0-2 | -131569 |
| 6sealed | 991 | Egashira, Kenji (1663) | Lost 0-2 | -161553 |
| 7sealed | 821 | Monteiro, Marcio (1463) | Lost 1-2 | -201533 |
| top | average opponent: 1631record: 1-3 | new rating: 1533 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 311 | Schrage, Michael (1500) | Won 2-0 | +181518 |
| 2standard | 47 | Sauve, Ryan (1500) | Won 2-1 | +181536 |
| 3standard | 8 | Hwang, Joseph J (1536) | Won 2-0 | +181554 |
| 4standard | 36 | Gathings, Robert J (1500) | Won 2-1 | +171571 |
| 5standard | 26 | Lundquist, Ben (1923) | Lost 1-2 | -121559 |
| 6standard | 57 | Mollenkopf, Tyler (1537) | Won 2-1 | +171576 |
| 7standard | 24 | Koch, Florian (1880) | Won 2-1 | +241600 |
| 8standard | 24 | Park, Sebastian Y (1607) | Lost 1-2 | -181582 |
| 9standard | 38 | Skirmont, Joseph A (1637) | Lost 1-2 | -171565 |
| top | average opponent: 1624record: 6-3 | new rating: 1565 | ||