Wins
79
Indexed tournament wins
Player record
Chang, Shawn
Losses
186
Indexed tournament losses
Matches
265
Decisive results
Win rate
29.8%
Across indexed matches
Peak rating
2,056
Highest rating in the available history.
Biggest upset
Sun, Lynn
Sacramento Summer Open · Aug 22, 2009 · +683 rating
Open →Biggest loss
Itzkowich, Fernando
2012 Western Open on JOOLA North America Tour · Feb 19, 2012 · -316 rating
Open →Most frequent opponent
Zeng, David Heng-Wah
6 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
31 tournament appearances · synced Aug 8, 2026, 2:15 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Sep 16, 2012 | JUIC International Jr. & Cadet ChampionshipTournament · View matches | 2,033 | 2,032 | -1+2 / -3 | 1W / 5L |
| May 27, 2012 | ICC California State OpenTournament · View matches | 1,985 | 2,033 | +48+50 / -2 | 2W / 2L |
| Feb 19, 2012 | 2012 Western Open on JOOLA North America TourTournament · View matches | 2,056 | 1,985 | -71 | 1W / 7L |
| Dec 17, 2011 | 2011 US NationalsTournament · View matches | 2,039 | 2,056 | +17+24 / -7 | 2W / 4L |
| Dec 4, 2011 | ICC CA State OpenTournament · View matches · USATT readjusted 1,937 → 1,997 | 1,937 | 2,039 | +42+43 / -1 | 3W / 4L |
| Nov 6, 2011 | JUIC International Jr. & Cadet ChampionshipTournament · View matches | 1,978 | 1,937 | -41+0 / -41 | 1W / 6L |
| Sep 25, 2011 | 2011 Berkeley Open on the JOOLA NA TourTournament · View matches | 1,972 | 1,978 | +6 | 2W / 7L |
| Jul 4, 2011 | 2011 US OpenTournament · View matches | 1,996 | 1,972 | -24 | 3W / 15L |
| Jun 26, 2011 | 2011 US Open Warm-UpTournament · View matches · USATT readjusted 1,873 → 1,934 | 1,873 | 1,996 | +62+71 / -9 | 4W / 7L |
| Jun 5, 2011 | ICC CA State OpenTournament · View matches | 1,878 | 1,873 | -5+0 / -5 | 0W / 5L |
| May 29, 2011 | Golden State OpenTournament · View matches | 1,855 | 1,878 | +23+27 / -4 | 3W / 5L |
| Mar 20, 2011 | ICC CA State OpenTournament · View matches | 1,856 | 1,855 | -1+0 / -1 | 0W / 4L |
| Feb 20, 2011 | 2011 Western Open on the JOOLA NA TourTournament · View matches | 1,809 | 1,856 | +47+60 / -13 | 2W / 6L |
| Dec 18, 2010 | 2010 US NationalsTournament · View matches | 1,784 | 1,809 | +25 | 1W / 12L |
| Oct 24, 2010 | Concord Cup Youth OpenTournament · View matches | 1,781 | 1,784 | +3+8 / -5 | 3W / 2L |
| Sep 18, 2010 | Sacramento Summer SpectacularTournament · View matches | 1,797 | 1,781 | -16+8 / -24 | 1W / 5L |
| Sep 5, 2010 | 2010 Berkeley Open on the JOOLA NA TourTournament · View matches | 1,793 | 1,797 | +4+18 / -14 | 2W / 10L |
| Jul 18, 2010 | 2010 Northridge OpenTournament · View matches · USATT readjusted 1,577 → 1,769 | 1,577 | 1,793 | +24+43 / -19 | 6W / 8L |
| May 30, 2010 | Golden State OpenTournament · View matches | 1,596 | 1,577 | -19+11 / -30 | 2W / 4L |
| May 15, 2010 | Sacramento Spring OpenTournament · View matches | 1,335 | 1,596 | +261 | 5W / 3L |
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