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Tournaments played by Dennis Zhang |
| Date | Name | Old rating | Current rating |
|---|---|---|---|
| 2012-06-07 | Seneca Hill B | 699 | 795 |
| 2012-06-07 | Seneca Hill B | 704 | 699 |
| 2012-06-03 | Oriole | 727 | 704 |
| 2012-05-27 | Ontario High School Chess Championship 2012 | 698 | 727 |
| 2012-05-25 | Seneca Hill | 705 | 698 |
| 2012-05-25 | Seneca Hill | 669 | 705 |
| 2012-05-25 | Seneca Hill | 664 | 669 |
| 2012-05-10 | Seneca Hill | 674 | 664 |
| 2012-04-19 | Seneca Hill | 696 | 674 |
| 2012-04-19 | Seneca Hill | 734 | 696 |
| 2012-04-12 | Seneca Hill | 788 | 734 |
| 2012-03-29 | Seneca Hill chess Club | 748 | 788 |
| 2012-03-29 | Seneca Hill chess Club | 771 | 748 |
| 2012-02-23 | Seneca Hill chess Club | 782 | 771 |
| 2012-01-26 | Seneca Hill chess Club | 780 | 782 |
| 2012-01-26 | Seneca Hill chess Club | 762 | 780 |
| 2011-12-15 | Seneca Hill chess Club | 744 | 762 |
| 2011-12-15 | Seneca Hill chess Club | 733 | 744 |
| 2011-12-01 | Seneca Hill chess Club | 675 | 733 |
| 2011-11-10 | Seneca Hill Chess Club | 641 | 675 |
| 2011-11-10 | Seneca Hill Chess Club | 545 | 641 |
| 2011-10-27 | Seneca Hill Chess Club | 592 | 545 |
| 2011-10-13 | Seneca Hill Chess Club | 550 | 592 |
| 2011-06-09 | Seneca Hill Chess Club | 558 | 550 |
| 2011-06-02 | Seneca Hill Chess Club | 593 | 558 |
| 2011-05-12 | Seneca Hill Chess Club | 563 | 593 |
| 2011-05-12 | Seneca Hill Chess Club | 606 | 563 |
| 2011-05-12 | Seneca Hill Chess Club | 581 | 606 |
| 2011-04-21 | Seneca Hill Chess Club | 619 | 581 |
| 2011-03-31 | Seneca Hill Chess Club | 499 | 619 |
| 2011-03-10 | Seneca Hill Chess Club | 551 | 499 |
| 2011-03-10 | Seneca Hill Chess Club | 573 | 551 |
| 2011-03-05 | Ontario Teams Chess Championship K-3, K-9, K-12 | 552 | 573 |
| 2011-01-27 | Seneca Hill Chess Club (Thursday) | 496 | 552 |
| 2011-01-13 | Seneca Hill GBG | 488 | 496 |
| 2010-12-09 | Seneca Hill Chess Club | 476 | 488 |
| 2010-12-09 | Seneca Hill Chess Club | 458 | 476 |
| 2010-12-02 | Seneca Hill Chess Club | 463 | 458 |
| 2010-11-04 | Seneca Hill Chess Club | 463 | 463 |
| 2010-11-04 | Seneca Hill Chess Club | 518 | 463 |
| 2010-10-21 | Seneca Hill Chess Club | 540 | 518 |
| 2010-10-07 | Seneca Hill Chess Club | 0 | 540 |