Wins
216
Indexed tournament wins
Player record
Horowitz, William
Losses
427
Indexed tournament losses
Matches
643
Decisive results
Win rate
33.6%
Across indexed matches
Peak rating
2,033
Highest rating in the available history.
Biggest upset
Paul David
Waterfront TTC Summer Warm-up · Jun 1, 1997 · +1005 rating
Open →Biggest loss
Szabo, Stephen
US Open Teams Championships · Nov 30, 1997 · -300 rating
Open →Most frequent opponent
Schoenberg, Stacy
6 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
61 tournament appearances · synced Aug 8, 2026, 2:15 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 28, 2010 | 2010 JOOLA N. American TeamsTournament · View matches | 2,012 | 1,962 | -50 | 2W / 17L |
| May 23, 2010 | 2010 Eastern Open on the JOOLA NA TourTournament · View matches | 2,028 | 2,012 | -16+0 / -16 | 4W / 4L |
| Nov 29, 2009 | 2009 JOOLA N. American Teams OTournament · View matches | 2,033 | 2,028 | -5 | 7W / 12L |
| Nov 30, 2008 | 2008 JOOLA American Teams OpenTournament · View matches | 1,946 | 2,033 | +87 | 8W / 10L |
| Nov 25, 2007 | 2007 JOOLA N. American Teams OTournament · View matches | 1,942 | 1,946 | +4 | 20W / 9L |
| Nov 11, 2007 | 7th FIT TT ChampionshipsTournament · View matches | 1,942 | 1,942 | 0+6 / -6 | 3W / 6L |
| Mar 25, 2006 | 2006 Front Range OpenTournament · View matches | 1,961 | 1,942 | -19+1 / -20 | 2W / 1L |
| Nov 27, 2005 | 2005 N. American Teams Open ChTournament · View matches | 1,801 | 1,961 | +160 | 7W / 13L |
| Nov 13, 2005 | 2005 Aurora Fall Open TourTournament · View matches | 1,783 | 1,801 | +18+27 / -9 | 5W / 2L |
| Jul 24, 2005 | 2005 Eastern Open/Zhi Yu CupTournament · View matches | 1,811 | 1,783 | -28+5 / -33 | 2W / 8L |
| Jun 29, 2003 | NYC 2003 OpenTournament · View matches | 1,815 | 1,811 | -4+0 / -4 | 0W / 5L |
| Jun 22, 2003 | Burke TTC U2300 (Pre-Open Warmup)Tournament · View matches | 1,841 | 1,815 | -26+4 / -30 | 2W / 4L |
| Apr 27, 2003 | Paul Cracraft MemorialTournament · View matches | 1,850 | 1,841 | -9+0 / -9 | 0W / 2L |
| Oct 20, 2002 | Colorado Springs OpenTournament · View matches | 1,862 | 1,850 | -12+7 / -19 | 3W / 2L |
| May 5, 2002 | 2002 Colorado Civil War (B)Tournament · View matches | 1,901 | 1,862 | -39+18 / -57 | 4W / 4L |
| Mar 10, 2002 | CO Civil War (A)Tournament · View matches | 1,883 | 1,901 | +18+35 / -17 | 6W / 2L |
| Oct 21, 2001 | Colorado Springs 16th Annual OTournament · View matches | 1,893 | 1,883 | -10+3 / -13 | 3W / 2L |
| Dec 12, 1999 | Long Island December Open ChamTournament · View matches | 1,943 | 1,893 | -50+0 / -50 | 1W / 10L |
| Nov 28, 1999 | 1999 NA Teams 2Tournament · View matches · USATT readjusted 1,829 → 1,880 | 1,829 | 1,943 | +63+101 / -38 | 6W / 8L |
| Nov 21, 1999 | NJTTC November OpenTournament · View matches | 1,864 | 1,829 | -35+0 / -35 | 1W / 3L |
1–20 of 61
Page 1 of 4Next