Wins
71
Indexed tournament wins
Player record
Preston So
Losses
60
Indexed tournament losses
Matches
131
Decisive results
Win rate
54.2%
Across indexed matches
Peak rating
2,010
Highest rating in the available history.
Biggest upset
Donald Chang
Golden State Open · May 30, 2010 · +536 rating
Open →Biggest loss
Matthew Guo
Concord Cup Youth Open · Oct 24, 2010 · -637 rating
Open →Most frequent opponent
Victor Liu
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
19 tournament appearances · synced Aug 26, 2026, 2:23 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Mar 1, 2014 | Sacramento Winter OpenTournament · View matches | 1,840 | 1,834 | -6+2 / -8 | 2W / 3L |
| Feb 16, 2014 | 2014 Western Open on JOOLA NA TourTournament · View matches | 1,936 | 1,840 | -96+0 / -96 | 0W / 8L |
| Oct 28, 2012 | Concord Cup Youth Open TournamentTournament · View matches | 1,976 | 1,936 | -40+0 / -40 | 0W / 4L |
| Mar 11, 2012 | 3rd AMDT San Francisco Open Table Tennis ChanpionshipsTournament · View matches | 2,010 | 1,976 | -34+4 / -38 | 3W / 2L |
| Mar 3, 2012 | Sacramento Winter OpenTournament · View matches · USATT readjusted 1,730 → 1,948 | 1,730 | 2,010 | +62+80 / -18 | 7W / 3L |
| Feb 19, 2012 | 2012 Western Open on JOOLA North America TourTournament · View matches | 1,741 | 1,730 | -11+0 / -11 | 3W / 3L |
| Oct 23, 2011 | Concord Cup Youth OpenTournament · View matches | 1,702 | 1,741 | +39+45 / -6 | 3W / 4L |
| May 29, 2011 | Golden State OpenTournament · View matches | 1,659 | 1,702 | +43+77 / -34 | 7W / 4L |
| Mar 26, 2011 | Sacramento March OpenTournament · View matches | 1,649 | 1,659 | +10+11 / -1 | 3W / 2L |
| Feb 20, 2011 | 2011 Western Open on the JOOLA NA TourTournament · View matches | 1,477 | 1,649 | +172 | 5W / 2L |
| Oct 24, 2010 | Concord Cup Youth OpenTournament · View matches | 1,454 | 1,477 | +23+79 / -56 | 3W / 4L |
| Sep 18, 2010 | Sacramento Summer SpectacularTournament · View matches | 1,449 | 1,454 | +5 | 1W / 2L |
| May 30, 2010 | Golden State OpenTournament · View matches · USATT readjusted 1,108 → 1,383 | 1,108 | 1,449 | +66+89 / -23 | 8W / 3L |
| Oct 25, 2009 | Concord Youth CupTournament · View matches | 1,137 | 1,108 | -29+2 / -31 | 3W / 4L |
| Jul 26, 2009 | Alameda OpenTournament · View matches | 676 | 1,137 | +461 | 9W / 2L |
| May 24, 2009 | Golden State OpenTournament · View matches | 529 | 676 | +147 | 5W / 3L |
| May 10, 2009 | ICC California State OpenTournament · View matches | 525 | 529 | +4 | 1W / 1L |
| Nov 23, 2008 | Spin Magicians Northern CA FalTournament · View matches | 587 | 525 | -62+2 / -64 | 1W / 5L |
| Oct 26, 2008 | Concord Cup Youth OpenTournament · View matches · Initial rating 587 | Unrated | 587 | — | 7W / 1L |
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