Wins
6
Indexed tournament wins
Player record
Ventmiller, Mark
Losses
35
Indexed tournament losses
Matches
41
Decisive results
Win rate
14.6%
Across indexed matches
Peak rating
688
Highest rating in the available history.
Biggest upset
Harris, John
Maryland Giant Round Robin · Jun 19, 2010 · +356 rating
Open →Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Whitney, Alvin
3 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
5 tournament appearances · synced Aug 12, 2026, 2:39 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| May 26, 2012 | Maryland Giant RRTournament · View matches | 688 | 678 | -10+0 / -10 | 0W / 8L |
| Jun 19, 2010 | Maryland Giant Round RobinTournament · View matches | 637 | 688 | +51+57 / -6 | 2W / 8L |
| Sep 19, 2009 | Maryland Giant RRTournament · View matches | 637 | 637 | 0+0 / 0 | 0W / 8L |
| Jun 7, 2009 | Maryland CircuitTournament · View matches · USATT readjusted 538 → 590 | 538 | 637 | +47+55 / -8 | 3W / 3L |
| Sep 16, 2006 | Maryland Giant RRTournament · View matches · Initial rating 538 | Unrated | 538 | — | 1W / 8L |
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