Chew, David
Current rating: 1541
Record: 8-6
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 51 | Goldsberry, Michael (1500) | Won 2-0 | +181520 |
| 2sealed | 203 | Sierra, Edwin (1461) | Lost 0-2 | -191501 |
| 3sealed | 379 | Farrar, Jake (1452) | Won 2-0 | +171518 |
| 4sealed | 212 | Nechayev, Alexander (1505) | Lost 0-2 | -191499 |
| 5sealed | 521 | Rocus, Andy (1505) | Won 2-0 | +191518 |
| 6sealed | 253 | Stiteler, Larry (1403) | Won 2-1 | +161534 |
| 7sealed | 211 | Hawkins, Andrew (1563) | Won 2-0 | +181552 |
| 8sealed | 184 | Elenbogen, Andrew (1985) | Lost 0-2 | -111541 |
| average opponent: 1547record: 5-3 | new rating: 1541 | |||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 634 | Bain, Scott (1537) | Won 2-0 | +191519 |
| 2sealed | 429 | Sharp, Matthew (1566) | Lost 1-2 | -171502 |
| 3sealed | 721 | Frey, Richard (1500) | Lost 0-2 | -181484 |
| 4sealed | 626 | Fox, Craig (1484) | Won 2-0 | +181502 |
| 5sealed | 589 | Doshi, Vivek (1514) | Won 2-1 | +181520 |
| 6sealed | 453 | Goldberg, Frazer (1517) | Lost 1-2 | -181502 |
| average opponent: 1520record: 3-3 | new rating: 1502 | |||