Shapiro, Jacob
Current rating: 1558
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 334 | Work, Joshua (1500) | Won 2-0 | +161607 |
| 2modern | 190 | Pask, Robert (1477) | Won 2-1 | +161623 |
| 3modern | 61 | Martin, Alexander (1564) | Lost 0-2 | -191604 |
| 4modern | 603 | Blankespoor, Mitch (1517) | Lost 1-2 | -201584 |
| 5modern | 697 | Zakrzewski, Lucas (1525) | Lost 1-2 | -191565 |
| 6modern | 659 | Leeka, Ryan (1455) | Lost 0-2 | -201545 |
| 7modern | 726 | Burnham, Jack (1414) | Lost 1-2 | -201525 |
| 8modern | 631 | Fedder, Tyler (1449) | Won 2-0 | +161541 |
| 9modern | 537 | Slabaugh, Mike (1494) | Won 2-0 | +171558 |
| top | average opponent: 1488record: 4-5 | new rating: 1558 | ||
| Grand Prix Columbus 2012 (modern) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 104 | Gibbs, Joel (1500) | Won 2-0 | +171555 |
| 2modern | 217 | Garcia, Matthew (1500) | Won 2-0 | +171572 |
| 3modern | 88 | Moore, Nick (1586) | Won 2-0 | +181590 |
| 4modern | 34 | Shiels, David (1904) | Lost 1-2 | -121578 |
| 5modern | 100 | Helms, Sterling (1537) | Won 2-1 | +171595 |
| 6modern | 118 | Jancuk, Joe (1449) | Won 2-1 | +151610 |
| 7modern | 48 | Usary, Marsh (1619) | Lost 0-2 | -171593 |
| 8modern | 96 | Hughes, Cory (1538) | Won 2-0 | +171610 |
| 9modern | 111 | Goud, Michael (1571) | Lost 0-2 | -191591 |
| top | average opponent: 1578record: 6-3 | new rating: 1591 | ||
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 278 | Fawver, Trevor (1490) | Won 2-0 | +181518 |
| 3standard | 136 | Lee, David (1513) | Won 2-1 | +181536 |
| 4standard | 181 | Edgerle, Nick (1500) | Won 2-1 | +171553 |
| 5standard | 47 | Bertone, Christopher (1366) | Lost 1-2 | -211532 |
| 6standard | 102 | Aintrazi, Ali (1765) | Won 2-1 | +221554 |
| 7standard | 50 | Barna, Chris (1638) | Won 2-1 | +191573 |
| 8standard | 72 | Froehlich, Eric (2057) | Won 2-0 | +271600 |
| 9standard | 11 | Johns, Adam (1534) | Lost 0-2 | -201580 |
| 10standard | 69 | Sukenik, Jonathan (1691) | Lost 1-2 | -161564 |
| 11standard | 70 | Spiess, Kurt (1641) | Lost 0-2 | -161548 |
| 12standard | 87 | Stark, Ben S (2009) | Lost 0-2 | -101538 |
| top | average opponent: 1655record: 6-5 | new rating: 1538 | ||