Lockhart, Devin
Current rating: 1524
Record: 19-19-1
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 41 | Sarkissian, Serge (1564) | Lost 0-2 | -171491 |
| 3modern | 540 | Justis, Jason (1496) | Won 2-1 | +181509 |
| 4modern | 1199 | Wigington, Levi (1588) | Won 2-0 | +201529 |
| 5modern | 138 | Muller, Chris (1601) | Won 2-1 | +191548 |
| 6modern | 102 | Komanski, Nicolas (1682) | Won 2-0 | +201568 |
| 7modern | 98 | Lopez, Manuel (1661) | Won 2-0 | +201588 |
| 8modern | 62 | Van Dyk, Scott (1534) | Won 2-0 | +171605 |
| 9modern | 21 | Phillips, Cedric (1886) | Lost 0-2 | -131592 |
| 10modern | 2084 | Dexter, Ryan (1607) | Lost 1-2 | -181574 |
| 11modern | 2108 | DeNatale, Nicholas (1553) | Lost 0-2 | -181556 |
| 12modern | 2106 | De Los Santos, Julian (1764) | Lost 1-2 | -141542 |
| 13modern | 2124 | Hannya, Yamato (1565) | Won 2-0 | +181560 |
| 14modern | 2102 | Dougherty, Phillip (1565) | Lost 1-2 | -181542 |
| 15modern | 2114 | Thoni, Ethan (1524) | Lost 1-2 | -181524 |
| top | average opponent: 1614record: 7-7 | new rating: 1524 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 14 | Degeatano, Kevin (1500) | Won 2-0 | +181543 |
| 2modern | 140 | Cracraft, Justen (1585) | Lost 1-2 | -181525 |
| 3modern | 476 | Hunter, Tyler (1509) | Lost 0-2 | -181507 |
| 4modern | 583 | Vondenkamp, Dann (1350) | Won 2-0 | +151522 |
| 5modern | 411 | Crosby, Brandon (1738) | Lost 0-2 | -141508 |
| top | average opponent: 1536record: 2-3 | new rating: 1508 | ||
| Grand Prix Portland 2018 (modern) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 141 | Bordwell, Christopher (1419) | Lost 0-2 | -201527 |
| 2modern | 671 | Miller, Spencer (1514) | Lost 0-2 | -191508 |
| 3modern | 761 | Daglen, Michael (1463) | Draw 1-1 | 01508 |
| 4modern | 797 | Wike, Eric (1481) | Won 2-0 | +171525 |
| top | average opponent: 1469record: 1-2-1 | new rating: 1525 | ||
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 404 | Johnson, Matt (1775) | Won 2-1 | +231526 |
| 2legacy | 362 | Bindi, Bill (1547) | Lost 0-2 | -171509 |
| 3legacy | 399 | Kruger, Bryce (1544) | Lost 0-2 | -181491 |
| 4legacy | 646 | Mock, Kameo (1484) | Won 2-1 | +181509 |
| 5legacy | 407 | Ortiz, David (1411) | Won 2-0 | +161525 |
| 6legacy | 383 | Aisaka, Jordan (1493) | Won 2-0 | +181543 |
| 7legacy | 171 | Nguyen, Michael (1649) | Lost 1-2 | -161527 |
| 8legacy | 328 | Semeyn, Jonathan (1644) | Won 2-0 | +201547 |
| top | average opponent: 1568record: 5-3 | new rating: 1547 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 793 | Lee, Michael 6132 (1500) | Lost 0-2 | -181482 |
| 2modern | 1009 | Monroe, Josh (1498) | Won 2-0 | +181500 |
| 3modern | 879 | Sutherland, Joshua (1495) | Won 2-0 | +181518 |
| 4modern | 724 | Pugh, William (1448) | Won 2-0 | +171535 |
| 5modern | 377 | Rhett, Brian (1512) | Lost 0-2 | -181517 |
| 6modern | 531 | Servantes, Lucas (1437) | Won 2-1 | +161533 |
| 7modern | 504 | Kobayashi, Tatsuumi (1854) | Lost 1-2 | -121521 |
| 8modern | 573 | Merkh, Richard (1563) | Lost 1-2 | -181503 |
| top | average opponent: 1538record: 4-4 | new rating: 1503 | ||