| Date | Tournament | Wins | Old Rating | New Rating |
|---|---|---|---|---|
| 2018-09-09 | 7th Sri Lanka Open International Scrabble Championship | 20.0 | ||
| 2014-08-24 | 6th Sri Lanka Open International Scrabble Championship | 19.5 | 2116 | 2107 |
| 2013-08-11 | 5th Sri Lanka Open International Scrabble Championship | 22.0 | 2087 | 2116 |
| 2011-07-01 | 4th Sri Lanka Open International Scrabble Championship | 18.0 | 2183 | 2087 |