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Prepare against Ethan Kozower

United States · World #19,966 classical · FIDE ID 30947227

When preparing against Ethan Kozower, expect 1.c4 in 42% of White games. Against 1.e4 the reply is 1...e5 (64% of games); against 1.d4, 1...Nf6 (100%).

Our database contains 53 games by Ethan Kozower, covering Jan 2018 to Aug 2026. Below you'll find Ethan Kozower's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ethan Kozower before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.

Ratings

Time controlCurrentPeakPeak date
Classical2,0582,110Apr 2026
Rapid1,9471,983Mar 2025
Blitz1,8401,912Mar 2025

Performance record

SplitGamesWinsDrawsLossesWin rate
Overall531493026.4%
As White24631525.0%
As Black29861527.6%

Move-by-move preparation stats

Straight from the preparation tree built over all of Ethan Kozower's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ethan Kozower's side.

First moves as White (24 games)

MoveGamesSharePlayer score
c41041.7%35.0%
e4625.0%16.7%
Nf3416.7%25.0%
d4416.7%50.0%

Main lines as White

As Black against 1.e4 (14 games)

MoveGamesSharePlayer score
e5964.3%50.0%
c5535.7%10.0%

As Black against 1.d4 (11 games)

MoveGamesSharePlayer score
Nf611100.0%31.8%

Ethan Kozower's chess games

All 53 games by Ethan Kozower in the Chess.ceo database (Jan 2018 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 14 wins, 9 draws, 30 losses.

Openings as White

ECOOpeningGamesW/D/LWin rate
A20English Opening: Reverse Sicilian40/1/30.0%
D37Indian Defense41/1/225.0%
A13English Opening31/1/133.3%
D13Slav Defense21/0/150.0%
B75Sicilian: Najdorf20/0/20.0%
A61Benoni Defense21/0/150.0%
A14English Opening: Neo-Catalan10/0/10.0%
A07Réti Opening10/0/10.0%
B45Sicilian: Four Knights10/0/10.0%
B51Sicilian: Moscow Variation10/0/10.0%

Openings as Black

ECOOpeningGamesW/D/LWin rate
E42Nimzo-Indian: Rubinstein System31/0/233.3%
B42Sicilian30/1/20.0%
E02Catalan31/0/233.3%
C80Ruy Lopez: Open20/1/10.0%
E12Queen's Indian Defense21/0/150.0%
C55Italian Game21/1/050.0%
C50Italian Game: Scotch Gambit11/0/0100.0%
E32Nimzo-Indian: Classical Variation10/1/00.0%
C42Petrov's Defense10/0/10.0%
D38Queen's Gambit Declined: Ragozin Defense10/0/10.0%

Notable wins

DateOpponentEloEventECO
Aug 2025D Aaron2,276125th US OpenD35
Jul 2026Lyutsinger,Iren2,258Marshall Summer Inv IMBA15
Dec 2024Luc Hoffman2,078108th Edward Lasker MemA46
Jul 2026Miller,Rachel2,010Marshall Summer Inv IMBC50
Jun 2020Derin Goktepe1,930Emerald City OpenE52

Top events

EventYearGamesScoreTPR
PNWCC Online Masters WOO202093.51,705
Marshall Summer Inv IMB2026932,123
125th US Open2025642,126
Emerald City Open202052.51,697
Marshall May Under 24002026321,882
New York Marshall CC Open B2024311,913
108th Edward Lasker Mem2024312,033
2026 Marshall Premier FIDE | March202630.51,909
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Frequently asked questions

Where can I find Ethan Kozower's chess games?

53 games by Ethan Kozower, from Jan 2018 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Ethan Kozower has played.

What does Ethan Kozower play on the first move as White?

Across 24 games with White in our database, Ethan Kozower opens with 1.c4 (42% of games), 1.e4 (25% of games), 1.Nf3 (17% of games). Against 1.e4 as Black, Ethan Kozower answers 1...e5 (64% of games), 1...c5 (36% of games). Against 1.d4: 1...Nf6 (100% of games).

What openings does Ethan Kozower play as White?

As White, Ethan Kozower's most-played openings in our database are: English Opening: Reverse Sicilian (4 games, 0.0% win rate); Indian Defense (4 games, 25.0% win rate); English Opening (3 games, 33.3% win rate). The full breakdown of 24 games with White is in the table above.

What openings does Ethan Kozower play as Black?

As Black, Ethan Kozower most often plays: Nimzo-Indian: Rubinstein System (3 games, 33.3% win rate); Sicilian (3 games, 0.0% win rate); Catalan (3 games, 33.3% win rate). See the table above for the top ten Black openings across 29 games.

What is Ethan Kozower's FIDE rating?

Ethan Kozower is currently rated 2,058 in classical chess, 1,947 in rapid and 1,840 in blitz. Peak classical rating: 2,110 (Apr 2026).

How many games has Ethan Kozower played?

Our database contains 53 games by Ethan Kozower, covering Jan 2018 to Aug 2026. Overall record: 14 wins, 9 draws, 30 losses (26.4% win rate).

How do I prepare against Ethan Kozower?

53 games by Ethan Kozower reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.

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