Sosin, Yale
Current rating: 1639
Record: 14-9
| Grand Prix Richmond 2017 (AKH limited) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 266 | Marshall, Bob (1507) | Lost 0-2 | -181456 |
| 2sealed | 365 | Emerson, Brian (1416) | Won 2-0 | +171473 |
| 3sealed | 512 | Marchant, Jeremiah (1498) | Won 2-1 | +191492 |
| 4sealed | 261 | Soeder, Steven (1475) | Won 2-1 | +181510 |
| 5sealed | 290 | Metsa, Roope (1664) | Won 2-0 | +201530 |
| 6sealed | 226 | Esposito, John (1748) | Won 2-0 | +221552 |
| 7sealed | 74 | Perlee, Travis (1789) | Lost 0-2 | -141538 |
| 8sealed | 113 | Housman, Myles (1722) | Won 2-1 | +221560 |
| 9sealed | 157 | Sokol, Greg (1807) | Won 2-0 | +221582 |
| 10draft | 682 | Stern, Dustin (1888) | Won 2-0 | +241606 |
| 11draft | 675 | Sukenik, Jonathan (2057) | Lost 1-2 | -111595 |
| 12draft | 677 | Fawcett, Oscar (1619) | Lost 0-2 | -171578 |
| 13draft | 787 | Arch, Clayton (1748) | Won 2-1 | +211599 |
| 14draft | 769 | Wallerstein, Robert (1745) | Won 2-0 | +201619 |
| 15draft | 628 | Miller, Brian D (1700) | Won 2-1 | +201639 |
| average opponent: 1692record: 11-4 | new rating: 1639 | |||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 190 | Hayes, John (1534) | Lost 0-2 | -171483 |
| 2sealed | 464 | Woods, Mark (1499) | Won 2-0 | +181501 |
| 3sealed | 392 | Caudill, James (1391) | Won 2-1 | +161517 |
| 4sealed | 207 | Cheng, Johnny (1583) | Lost 0-2 | -171500 |
| 5sealed | 433 | Quinn, Stephen (1607) | Won 2-1 | +201520 |
| 6sealed | 204 | Fabiano, Gerard (1835) | Lost 0-2 | -121508 |
| 7sealed | 270 | Byrn, David (1622) | Lost 1-2 | -161492 |
| 8sealed | 241 | Erez, Jordan (1482) | Lost 0-2 | -181474 |
| average opponent: 1569record: 3-5 | new rating: 1474 | |||