Halpren, Ben
Current rating: 1604
Record: 16-13
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 152 | Hedge, David (1464) | Won 2-1 | +181499 |
| 2sealed | 133 | Watrous, Jacob (1502) | Won 2-0 | +181517 |
| 3sealed | 150 | Jacob, Michael (1865) | Won 2-0 | +241541 |
| 4sealed | 30 | Mayer, Kenny (1580) | Won 2-0 | +191560 |
| 5sealed | 25 | Goanos, Steven (1502) | Won 2-1 | +171577 |
| 6sealed | 26 | Collins, Stephen C (1590) | Won 2-0 | +181595 |
| 7sealed | 11 | Manfield, Seth (2013) | Lost 0-2 | -111584 |
| 8sealed | 39 | Kang, Brian (1582) | Won 2-1 | +181602 |
| 9sealed | 19 | Bogner, Ryan (1742) | Lost 0-2 | -151587 |
| 10sealed | 89 | Douglass, Tyler (1612) | Won 2-1 | +181605 |
| 11sealed | 70 | Lundblad, Erik (1569) | Won 2-1 | +171622 |
| 12draft | 19 | Keene, Matthew (1816) | Won 2-1 | +221644 |
| 13draft | 66 | Cox, Patrick (1979) | Lost 0-2 | -121632 |
| 14draft | 29 | Hovis, Ryan (1848) | Lost 1-2 | -141618 |
| 15draft | 68 | Fogle, Jack (1832) | Lost 1-2 | -141604 |
| top | average opponent: 1700record: 10-5 | new rating: 1604 | ||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 196 | Rue, Christopher R (1540) | Lost 1-2 | -181502 |
| 4standard | 286 | Shiles, Dustin (1501) | Lost 1-2 | -181484 |
| 5standard | 562 | McGhee, Joshua (1414) | Won 2-1 | +171501 |
| 6standard | 388 | Watson, DeQuan (1405) | Lost 1-2 | -201481 |
| top | average opponent: 1465record: 1-3 | new rating: 1481 | ||
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 39 | Villalpando, Mark (1541) | Won 2-0 | +191484 |
| 3sealed | 44 | Klein, Steven (1559) | Lost 1-2 | -161468 |
| 4sealed | 225 | Herdy, John (1517) | Won 2-0 | +181486 |
| 5sealed | 148 | Godick, Josh (1539) | Won 2-1 | +191505 |
| 6sealed | 77 | Dodd, Thomas (1504) | Won 2-0 | +181523 |
| 7sealed | 36 | Saito, Tomoharu (1957) | Won 2-0 | +261549 |
| 8sealed | 28 | Cone, Robert (1597) | Lost 0-2 | -171532 |
| 9sealed | 82 | Manfield, Seth (1884) | Lost 0-2 | -121520 |
| top | average opponent: 1637record: 5-3 | new rating: 1520 | ||
| Grand Prix Philadelphia 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 123 | Marchesano, Ernie (1500) | Lost 0-0 | -181482 |
| 2extended | 191 | Franco, David (1526) | Lost 0-0 | -171465 |
| top | average opponent: 1513record: 0-2 | new rating: 1465 | ||