Wins
31
Indexed tournament wins
Player record
Nalls, David
Losses
22
Indexed tournament losses
Matches
53
Decisive results
Win rate
58.5%
Across indexed matches
Peak rating
1,094
Highest rating in the available history.
Biggest upset
Diffley, Tom
Minnesota Open Team Championsh · Nov 14, 1999 · +350 rating
Open →Biggest loss
Popatia, Shahid
Schaumburg RR Open · Aug 21, 1999 · -319 rating
Open →Most frequent opponent
Do, Jimmy Lee
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
6 tournament appearances · synced Aug 8, 2026, 2:20 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 14, 1999 | Minnesota Open Team ChampionshTournament · View matches · USATT readjusted 914 → 1,054 | 914 | 1,094 | +40+68 / -28 | 4W / 7L |
| Oct 23, 1999 | Zaq Zainal OpenTournament · View matches | 796 | 914 | +118 | 7W / 2L |
| Sep 19, 1999 | Northwest OpenTournament · View matches | 804 | 796 | -8+4 / -12 | 2W / 5L |
| Aug 21, 1999 | Schaumburg RR OpenTournament · View matches | 819 | 804 | -15 | 7W / 3L |
| Jul 10, 1999 | Joe Bujalski Memorial OpenTournament · View matches | 604 | 819 | +215 | 10W / 2L |
| May 23, 1999 | Minnesota OpenTournament · View matches · Initial rating 604 | Unrated | 604 | — | 1W / 3L |
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