Wins
60
Indexed tournament wins
Player record
Grenz, Bob
Losses
145
Indexed tournament losses
Matches
205
Decisive results
Win rate
29.3%
Across indexed matches
Peak rating
1,544
Highest rating in the available history.
Biggest upset
Ignazzitto, Sam
Rose City Open · Jun 29, 1997 · +415 rating
Open →Biggest loss
Yan, Arlen
Rose City Open · Jun 29, 1997 · -550 rating
Open →Most frequent opponent
Ignazzitto, Sam
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
21 tournament appearances · synced Aug 9, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 24, 2010 | 2010 Millcreek OpenTournament · View matches | 1,243 | 1,252 | +9+11 / -2 | 2W / 6L |
| Mar 28, 2010 | 2010 Millcreek Giant RRTournament · View matches | 1,258 | 1,243 | -15 | 3W / 4L |
| Oct 25, 2009 | 2009 Millcreek OpenTournament · View matches | 1,303 | 1,258 | -45+0 / -45 | 0W / 9L |
| Apr 13, 2008 | Millcreek Giant RRTournament · View matches | 1,337 | 1,303 | -34+15 / -49 | 4W / 4L |
| Oct 21, 2007 | 2007 Millcreek OpenTournament · View matches | 1,327 | 1,337 | +10+57 / -47 | 2W / 11L |
| Apr 22, 2007 | 2007 Millcreek Giant RRTournament · View matches | 1,343 | 1,327 | -16+0 / -16 | 0W / 6L |
| Oct 29, 2006 | 2006 Millcreek OpenTournament · View matches | 1,351 | 1,343 | -8+1 / -9 | 3W / 14L |
| Oct 24, 2004 | 2004 Millcreek OpenTournament · View matches | 1,317 | 1,351 | +34+35 / -1 | 3W / 6L |
| Oct 19, 2003 | 2003 Millcreek OpenTournament · View matches | 1,461 | 1,317 | -144+5 / -149 | 3W / 11L |
| Jun 19, 1999 | 3-Man Team OpenTournament · View matches | 1,466 | 1,461 | -5+1 / -6 | 4W / 3L |
| Nov 8, 1998 | 1998 Pacific Rim OpenTournament · View matches | 1,544 | 1,466 | -78 | 0W / 7L |
| Sep 12, 1998 | Portland Late Summer Double RRTournament · View matches | 1,528 | 1,544 | +16+20 / -4 | 3W / 5L |
| Jun 6, 1998 | Portland Double RR, U.S. Open Tournament · View matches | 1,525 | 1,528 | +3+16 / -13 | 1W / 6L |
| Jan 24, 1998 | Portland Giant RRTournament · View matches | 1,422 | 1,525 | +103 | 4W / 6L |
| Oct 12, 1997 | Portland Fall OpenTournament · View matches | 1,362 | 1,422 | +60+65 / -5 | 8W / 9L |
| Jun 29, 1997 | Rose City OpenTournament · View matches | 1,291 | 1,362 | +71 | 8W / 11L |
| Nov 10, 1996 | Pacific Rim OpenTournament · View matches | 1,285 | 1,291 | +6+8 / -2 | 2W / 7L |
| Nov 5, 1995 | Pacific Rim OpenTournament · View matches | 1,298 | 1,285 | -13 | 0W / 6L |
| Jun 18, 1995 | Rose City OpenTournament · View matches | 1,324 | 1,298 | -26+7 / -33 | 3W / 4L |
| Nov 13, 1994 | Pacific Rim OpenTournament · View matches | 1,380 | 1,324 | -56+10 / -66 | 4W / 6L |
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