Wins
4
Indexed tournament wins
Player record
Ko, David
Losses
0
Indexed tournament losses
Matches
4
Decisive results
Win rate
100.0%
Across indexed matches
Peak rating
1,087
Highest rating in the available history.
Biggest upset
Not enough data
No qualifying upset available.
Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Copeland, Mark
1 match
Open →Rating trajectory
Published rating movement across recorded events.
Rating history unavailable
More published rating points are needed before a trajectory can be drawn.
Tournament history
1 tournament appearances · synced Aug 13, 2026, 2:31 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 20, 2003 | California Open 2003/Stiga N.ATournament · View matches · Initial rating 1,087 | Unrated | 1,087 | — | 4W / 0L |
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