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 |
|---|---|---|---|---|---|
| Sep 19, 1999 | NJTTC September OpenTournament · View matches | 1,857 | 1,864 | +7+47 / -40 | 4W / 4L |
| Aug 22, 1999 | Macy Block Open (formerly Sun Tournament · View matches | 1,859 | 1,857 | -2 | 4W / 11L |
| Jul 4, 1999 | 1999 US OpenTournament · View matches | 1,858 | 1,859 | +1+9 / -8 | 2W / 8L |
| May 2, 1999 | NJTTC May OpenTournament · View matches | 1,894 | 1,858 | -36+0 / -36 | 1W / 5L |
| Apr 4, 1999 | Spin OpenTournament · View matches | 1,901 | 1,894 | -7+2 / -9 | 3W / 8L |
| Dec 20, 1998 | 1998 USATT NationalsTournament · View matches | 1,926 | 1,901 | -25 | 5W / 9L |
| Nov 29, 1998 | 1998 North American Teams ChampionshipsTournament · View matches | 1,782 | 1,926 | +144 | 10W / 17L |
| Nov 22, 1998 | Potomac Fall OpenTournament · View matches | 1,773 | 1,782 | +9+13 / -4 | 1W / 10L |
| Nov 15, 1998 | Westfield November OpenTournament · View matches | 1,773 | 1,773 | 0+0 / 0 | 1W / 3L |
| Oct 18, 1998 | Westfield October OpenTournament · View matches | 1,759 | 1,773 | +14+58 / -44 | 3W / 6L |
| Aug 16, 1998 | Sun TV OpenTournament · View matches | 1,708 | 1,759 | +51+51 / 0 | 7W / 9L |
| Jul 5, 1998 | 1998 US OpenTournament · View matches | 1,748 | 1,708 | -40+52 / -92 | 5W / 9L |
| Mar 20, 1998 | 1998 Eastern OpenTournament · View matches | 1,740 | 1,736 | -4 | 2W / 6L |
| Mar 15, 1998 | March Westfield OpenTournament · View matches | 1,741 | 1,740 | -1+8 / -9 | 2W / 6L |
| Jan 31, 1998 | Marcy Monasterial MemTournament · View matches | 1,742 | 1,741 | -1+0 / -1 | 1W / 2L |
| Nov 30, 1997 | US Open Teams ChampionshipsTournament · View matches | 1,660 | 1,742 | +82 | 11W / 15L |
| Nov 16, 1997 | November Westfield OpenTournament · View matches | 1,675 | 1,660 | -15+0 / -15 | 0W / 6L |
| Nov 9, 1997 | Champions November OpenTournament · View matches | 1,684 | 1,675 | -9+0 / -9 | 2W / 5L |
| Oct 19, 1997 | October Westfield OpenTournament · View matches | 1,431 | 1,684 | +253 | 2W / 3L |
| Sep 21, 1997 | September Westfield OpenTournament · View matches | 1,431 | 1,431 | 0+0 / 0 | 0W / 8L |