Ferguson, Ian
Current rating: 1355
Record: 7-18-2
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1357 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 399 | Scherotter, Alexander (1500) | Lost 1-2 | -151342 |
| 2sealed | 377 | Wells, Marc (1510) | Won 2-0 | +211363 |
| 3sealed | 326 | Baumer, Matthew (1497) | Won 2-0 | +201383 |
| 4sealed | 397 | BeberVanzo, Lucas (1533) | Lost 0-2 | -151368 |
| 5sealed | 332 | Gillam, Tim (1669) | Lost 0-2 | -131355 |
| top | average opponent: 1542record: 2-3 | new rating: 1355 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1377 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 632 | Khan, Alec (1708) | Draw 1-1 | +61383 |
| 2standard | 413 | Smithellis, Trevor (1500) | Lost 0-2 | -161367 |
| 3standard | 653 | DiSeria, Michael (1480) | Won 2-1 | +201387 |
| 4standard | 504 | Youngquist, Andrew (1500) | Draw 1-1 | +21389 |
| 5standard | 595 | Dale, Luke (1503) | Lost 0-2 | -161373 |
| 6standard | 646 | Greeneltch, Nathan (1486) | Lost 0-2 | -161357 |
| top | average opponent: 1530record: 1-3-2 | new rating: 1357 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 449 | Blackwood, Andrew (1500) | Lost 0-2 | -171435 |
| 2standard | 588 | Fulgium, James (1870) | Lost 1-2 | -101425 |
| 3standard | 798 | Grein, Tom (1463) | Won 2-0 | +181443 |
| 4standard | 661 | Roberts, Jacob (1646) | Lost 1-2 | -141429 |
| 5standard | 661 | Birt, Chris (1463) | Lost 0-1 | -171412 |
| 6standard | 666 | Doiel, Lucas (1450) | Lost 0-2 | -181394 |
| 7standard | 595 | Miller, Brian (1433) | Lost 0-2 | -171377 |
| top | average opponent: 1547record: 1-6 | new rating: 1377 | ||
| Grand Prix Indianapolis 2013 (RTR limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 39 | Stevermer, Owen (1500) | Won 2-1 | +191484 |
| 2sealed | 2 | Homeier, Ben (1518) | Won 2-1 | +181502 |
| 3sealed | 134 | Zornes, James (1845) | Lost 0-2 | -121490 |
| 4sealed | 190 | Renner, Chris (1389) | Lost 0-2 | -201470 |
| 5sealed | 277 | Soungpanya, Jinda A (1463) | Lost 0-2 | -181452 |
| top | average opponent: 1543record: 2-3 | new rating: 1452 | ||
| Grand Prix Indianapolis 2008 (SHM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 175 | Li, Ang [USA] (1500) | Lost 1-2 | -181482 |
| 2sealed | 339 | Shakarisaz, David (1379) | Lost 0-2 | -201462 |
| 3sealed | 489 | Michiels, Tony (1427) | Won 2-0 | +171479 |
| 4sealed | 382 | Lempicki, Elizabeth (1674) | Lost 0-2 | -141465 |
| top | average opponent: 1495record: 1-3 | new rating: 1465 | ||