Shiffman, Max
Current rating: 1751 (#3841)
Record: 42-30
| Grand Prix Tampa Bay 2019 (modern) | starting rating: 1707 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 28 | Garcia, Anthony (1575) | Won 2-1 | +151722 |
| 4modern | 79 | Araujo, Renato Henrique (1614) | Won 2-0 | +161738 |
| 5modern | 31 | Beauchamps, Freddy (1536) | Won 2-1 | +151753 |
| 6modern | 13 | Newman, Brandon (1638) | Won 2-0 | +161769 |
| 7modern | 7 | Yu, Jarvis (1884) | Won 2-0 | +201789 |
| 8modern | 1 | McNair, Ian (1753) | Won 2-1 | +171806 |
| 9modern | 1 | Kassis, Eli (2078) | Lost 0-2 | -131793 |
| 10modern | 5 | Maxwell, Justin (1588) | Won 2-0 | +141807 |
| 11modern | 4 | Calabrese, Jared (1775) | Lost 1-2 | -181789 |
| 12modern | 7 | Johnson, Case (1762) | Lost 1-2 | -191770 |
| 13modern | 18 | Voege, Kyle (1778) | Won 2-0 | +181788 |
| 14modern | 21 | Spatz, Eric (1743) | Lost 0-2 | -191769 |
| 15modern | 19 | Courson, William (1748) | Lost 1-2 | -181751 |
| top | average opponent: 1729record: 8-5 | new rating: 1751 | ||
| Grand Prix Memphis 2019 (RNA standard) | starting rating: 1694 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 133 | Steele, Miles (1430) | Won 2-0 | +141708 |
| 4standard | 6 | Fagan, Christian (1642) | Won 2-0 | +161724 |
| 5standard | 42 | Conboy, James (1709) | Lost 1-2 | -181706 |
| 6standard | 55 | Neiswenter, Daryl (1550) | Won 2-0 | +151721 |
| 7standard | 74 | Schmalzl, Max (1524) | Won 2-0 | +151736 |
| 8standard | 22 | Mallow, Vince (1728) | Won 2-0 | +181754 |
| 9standard | 111 | Edwards, Craig (1959) | Lost 1-2 | -151739 |
| 10standard | 129 | Berkenbile, Sam (1784) | Lost 1-2 | -171722 |
| 11standard | 154 | Liu, Yuchen (1913) | Lost 0-2 | -151707 |
| 12standard | 157 | Marconi, Nick (1578) | Won 2-0 | +161723 |
| 13standard | 147 | Wildes, Julian (1972) | Won 2-1 | +231746 |
| 14standard | 130 | Basoco, Brian (1686) | Lost 0-2 | -201726 |
| 15standard | 140 | Keithline, Brendan (1623) | Lost 0-2 | -191707 |
| top | average opponent: 1700record: 7-6 | new rating: 1707 | ||
| Grand Prix Richmond 2018 (std) (M19 standard) | starting rating: 1691 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 82 | Egolf, Michael (1424) | Won 2-1 | +141705 |
| 4standard | 89 | Hayne, Alexander (1922) | Won 2-1 | +221727 |
| 5standard | 4 | Seiden, Josh (1545) | Lost 0-2 | -221705 |
| 6standard | 109 | Pedro, Michelle (1588) | Lost 0-2 | -201685 |
| 7standard | 98 | Ellenberger, Jarrod (1476) | Won 2-1 | +141699 |
| 8standard | 55 | Chrisman, Corey (1677) | Won 2-0 | +181717 |
| 9standard | 78 | Hienz, Chad (1675) | Lost 1-2 | -191698 |
| 10standard | 72 | Droggitis, Dustin (1683) | Lost 0-2 | -181680 |
| 11standard | 83 | Smeltz, Jacob (1478) | Won 2-0 | +141694 |
| 12standard | 66 | Gordon, Ted (1471) | Won 2-1 | +141708 |
| 13standard | 47 | Scott, Todd (1794) | Won 2-1 | +201728 |
| 14standard | 28 | Warsaw, Joshua (1687) | Lost 1-2 | -191709 |
| 15standard | 53 | Barich, Aaron (1883) | Lost 0-2 | -151694 |
| top | average opponent: 1639record: 7-6 | new rating: 1694 | ||
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1571 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 49 | Snyder, Asa (1721) | Won 2-1 | +201591 |
| 4standard | 84 | Negri, Kazu (1721) | Won 2-1 | +211612 |
| 5standard | 18 | Lettieri, Matt (1518) | Won 2-1 | +161628 |
| 6standard | 19 | Tilsen, Patrick (1714) | Lost 0-2 | -161612 |
| 7standard | 73 | Egan, Isaac (1908) | Won 2-1 | +231635 |
| 8standard | 25 | Johnson-Saeger, Samuel (1725) | Lost 0-2 | -171618 |
| 9standard | 91 | Marey, Alexander (1590) | Won 2-1 | +181636 |
| 10standard | 38 | Jessup, Andrew (1758) | Won 2-0 | +201656 |
| 11standard | 23 | Burkhart, Corey (2048) | Lost 0-2 | -111645 |
| 12standard | 30 | Dedrick, John (1947) | Lost 0-2 | -131632 |
| 13standard | 68 | Mekaroun, Anousith (1574) | Won 2-0 | +171649 |
| 14standard | 54 | Yeh, Chih-Cheng (1996) | Won 2-0 | +241673 |
| 15standard | 25 | Skinner, Tom (1678) | Won 2-1 | +181691 |
| top | average opponent: 1761record: 9-4 | new rating: 1691 | ||
| Grand Prix Memphis 2018 (RIX standard) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 101 | Sudibjo, Alexander (1633) | Lost 1-2 | -151445 |
| 3standard | 376 | Johnson, Chadd (1608) | Won 2-0 | +211466 |
| 4standard | 178 | Reynolds, Eric (1399) | Won 2-0 | +171483 |
| 5standard | 130 | Donaghy, Bradley (1549) | Won 2-0 | +191502 |
| 6standard | 120 | Arch, Clayton (1808) | Won 2-0 | +241526 |
| 7standard | 52 | Sasser, Drake (1804) | Lost 0-2 | -141512 |
| 8standard | 79 | Dichiara, Samuel (1544) | Won 2-0 | +191531 |
| 9standard | 54 | Hager, Stephen (1747) | Lost 0-2 | -141517 |
| 10standard | 102 | Welch, Zackary (1561) | Won 2-0 | +191536 |
| 11standard | 78 | Johnson, Matthew 341 (1613) | Lost 0-2 | -171519 |
| 12standard | 85 | Carvalho, Marcio (2057) | Lost 1-2 | -91510 |
| 13standard | 87 | Egan, Kevin (1754) | Won 2-1 | +221532 |
| 14standard | 71 | Baez, Jean (1576) | Won 2-1 | +191551 |
| 15standard | 73 | Andrus, Justin (1625) | Won 2-0 | +201571 |
| top | average opponent: 1663record: 9-5 | new rating: 1571 | ||
| Grand Prix Orlando 2017 (AER limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 595 | Cortez, Joe (1500) | Won 2-1 | +181518 |
| 2sealed | 666 | Rembert, Philip (1452) | Lost 0-2 | -191499 |
| 3sealed | 1016 | Cain, Brendon (1501) | Lost 1-2 | -181481 |
| 4sealed | 1000 | Messer, Craig (1384) | Won 2-0 | +161497 |
| 5sealed | 896 | Suarez, Ruben A (1463) | Lost 0-2 | -191478 |
| 6sealed | 975 | Dickens, Jeff (1459) | Lost 1-2 | -181460 |
| top | average opponent: 1460record: 2-4 | new rating: 1460 | ||