Wins
497
Indexed tournament wins
Player record
Mark Cohen
Losses
679
Indexed tournament losses
Matches
1,176
Decisive results
Win rate
42.3%
Across indexed matches
Peak rating
1,517
Highest rating in the available history.
Biggest upset
Fong Hsu
Maryland December Circuit · Dec 10, 2000 · +352 rating
Open →Biggest loss
Franklin, Donald
Stiga N.A. Teams Championships · Dec 1, 2002 · -577 rating
Open →Most frequent opponent
Van Wright, William
59 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
131 tournament appearances · synced Aug 9, 2026, 4:21 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| May 12, 2001 | The 4th Annual MD Medallion ChTournament · View matches | 1,054 | 1,062 | +8+8 / 0 | 1W / 7L |
| May 6, 2001 | Maryland May CircuitTournament · View matches | 1,094 | 1,054 | -40 | 3W / 8L |
| Apr 22, 2001 | Maryland April CircuitTournament · View matches | 1,103 | 1,094 | -9+7 / -16 | 4W / 3L |
| Apr 8, 2001 | MDTTC April OpenTournament · View matches | 1,177 | 1,103 | -74+1 / -75 | 4W / 4L |
| Mar 24, 2001 | Maryland State ClosedTournament · View matches | 1,148 | 1,177 | +29 | 1W / 4L |
| Mar 11, 2001 | Maryland March Circuit - CloseTournament · View matches | 1,052 | 1,148 | +96 | 4W / 7L |
| Feb 24, 2001 | Maryland Feb. Circuit Giant RRTournament · View matches | 1,028 | 1,052 | +24+24 / 0 | 3W / 3L |
| Feb 11, 2001 | MDTTC FebruaryTournament · View matches | 1,031 | 1,028 | -3+20 / -23 | 2W / 4L |
| Feb 4, 2001 | Maryland February CircuitTournament · View matches | 1,022 | 1,031 | +9+28 / -19 | 6W / 4L |
| Jan 27, 2001 | Maryland Jan. Circuit Giant RRTournament · View matches | 1,018 | 1,022 | +4+4 / 0 | 6W / 2L |
| Jan 14, 2001 | Maryland January CircuitTournament · View matches | 1,040 | 1,018 | -22+3 / -25 | 1W / 7L |
| Dec 10, 2000 | Maryland December CircuitTournament · View matches | 935 | 1,040 | +105 | 4W / 5L |
| Nov 26, 2000 | No. Amer. Teams Open ChampionshipsTournament · View matches | 949 | 935 | -14 | 4W / 14L |
| Nov 12, 2000 | Maryland November CircuitTournament · View matches | 952 | 949 | -3 | 7W / 5L |
| Oct 28, 2000 | Maryland October Circuit TeamsTournament · View matches | 990 | 952 | -38+10 / -48 | 4W / 4L |
| Oct 15, 2000 | Maryland October CircuitTournament · View matches | 911 | 990 | +79 | 6W / 2L |
| Oct 8, 2000 | MDTTC October OpenTournament · View matches | 863 | 911 | +48+52 / -4 | 6W / 3L |
| Sep 23, 2000 | Maryland Sept Circuit TeamsTournament · View matches | 840 | 863 | +23+28 / -5 | 6W / 4L |
| Sep 10, 2000 | Maryland Sept CircuitTournament · View matches | 855 | 840 | -15 | 1W / 7L |
| Jul 22, 2000 | Maryland July Circuit TeamsTournament · View matches | 831 | 855 | +24+39 / -15 | 2W / 6L |