Wins
6
Indexed tournament wins
Player record
Pertzborn-Jense, David
Losses
18
Indexed tournament losses
Matches
24
Decisive results
Win rate
25.0%
Across indexed matches
Peak rating
487
Highest rating in the available history.
Biggest upset
Yan, Alex
2016 Wisconsin Closed State Championship · Apr 16, 2016 · +111 rating
Open →Biggest loss
Jia, David
Fall Open · Nov 14, 2015 · -376 rating
Open →Most frequent opponent
Aarish Lakhani
1 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
5 tournament appearances · synced Aug 8, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 16, 2016 | 2016 Wisconsin Closed State ChampionshipTournament · View matches | 426 | 446 | +20+20 / 0 | 1W / 2L |
| Apr 9, 2016 | 2016 Aurora Spring OpenTournament · View matches | 444 | 426 | -18+0 / -18 | 0W / 7L |
| Apr 2, 2016 | Spring OpenTournament · View matches | 457 | 444 | -13+11 / -24 | 4W / 2L |
| Nov 14, 2015 | Fall OpenTournament · View matches | 487 | 457 | -30 | 0W / 6L |
| Sep 20, 2015 | 2015 Butterfly Badger OpenTournament · View matches · Initial rating 487 | Unrated | 487 | — | 1W / 1L |
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