Gerowe, Spencer
Current rating: 1535
| Grand Prix Providence 2018 (M19 standard) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 157 | Butler, James (1402) | Lost 0-2 | -201469 |
| 2standard | 165 | Kirk, Richard (1414) | Won 2-0 | +171486 |
| 3standard | 222 | Wilkins, Karl (1502) | Won 2-1 | +181504 |
| 4standard | 241 | Smith, Dale (1545) | Won 2-1 | +191523 |
| 5standard | 163 | Maeba, Hideaki (1814) | Lost 1-2 | -131510 |
| 6standard | 184 | Cyrenne, Mathieu (1690) | Won 2-0 | +221532 |
| 7standard | 106 | Jolin, Gregory (1845) | Lost 0-2 | -131519 |
| 8standard | 126 | Mowry, Kasie (1426) | Won 2-0 | +161535 |
| top | average opponent: 1580record: 5-3 | new rating: 1535 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 116 | Brousseau, John (1500) | Won 2-0 | +181503 |
| 2modern | 16 | Talalas, Rj (1517) | Won 2-0 | +181521 |
| 3modern | 331 | Rogers, Joseph (1452) | Lost 1-2 | -191502 |
| 4modern | 291 | Falco, Katie (1519) | Won 2-0 | +181520 |
| 5modern | 134 | Hussein, Tariq (1690) | Lost 1-2 | -151505 |
| 6modern | 301 | Goduti, Keith (1582) | Won 2-0 | +201525 |
| 7modern | 288 | Cascio, Anthony (1508) | Lost 0-2 | -191506 |
| 8modern | 299 | Gosse, William (1526) | Lost 1-2 | -171489 |
| top | average opponent: 1537record: 4-4 | new rating: 1489 | ||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 457 | Piggott, Jonathan (1410) | Lost 0-2 | -201480 |
| 2standard | 532 | Greider, William (1481) | Won 2-1 | +181498 |
| 3standard | 620 | Luffman, Zane (1500) | Won 2-1 | +181516 |
| 4standard | 263 | Cox, Preston (1499) | Lost 0-2 | -181498 |
| 5standard | 560 | Jackel-Dewhurst, Gabriel (1461) | Lost 0-2 | -191479 |
| 6standard | 522 | Eggerton, Brad (1488) | Lost 1-2 | -171462 |
| 7standard | 573 | Birch, Joshua (1464) | Won 2-0 | +181480 |
| 8standard | 441 | Derro, Gavin (1487) | Won 2-0 | +181498 |
| 9standard | 396 | Yam, Philip (1773) | Lost 1-2 | -131485 |
| top | average opponent: 1507record: 4-5 | new rating: 1485 | ||