Cooper Criswell 2026 season stats

Cooper Criswell played 34 games for the Seattle Mariners in the 2026 MLB regular season, with 3 wins, a 3.35 ERA and 30 strikeouts.

All Cooper Criswell seasonsSeattle Mariners

2026 regular season

GP
34
R
16
H
38
K
30
L
2
W
3
BB
13
ER
14
GS
0
IP
37.2
SV
1
W%
0.6

2026 splits

Totals, from the 34 regular-season games in the log.

Cooper Criswell, 2026 splits
GP: Games the player appeared in, however briefly.IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.
All games3437.2381614133033.35
Home1720.1186531922.21
Away1717.120109101114.67
Wins1722.1134432111.61
Losses1715.125121010925.87
March24.03111612.25
April910.18332722.61
May1112.012653603.75
June44.15332406.23
August10.11102000.00
September76.29223702.70

What the columns mean: IP · H · R · BB · K · HR · ERA

By opponent

Cooper Criswell, 2026, by opponent
GP: Games the player appeared in, however briefly.IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.
vs ARI22.01000000.00
vs ATH56.05111301.50
vs ATL11.00000100.00
vs BAL11.11111006.75
vs BOS21.11102100.00
vs CHW11.02000100.00
vs CLE24.03111612.25
vs COL10.11002000.00
vs DET10.0322000—
vs HOU32.22001200.00
vs KC23.03320106.00
vs LAA22.13111303.86
vs MIN21.10000100.00
vs NYM23.01001400.00
vs NYY12.01110114.50
vs SD32.14221107.71
vs STL12.03220319.00
vs TEX22.04112204.50

What the columns mean: IP · H · R · BB · K · HR · ERA

2026 games

Cooper Criswell, last 15 games, 2026 regular season
IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.
Sep 19, 2026@ COLL 5-30.1100200
Sep 16, 2026@ LAAW 7-21.2100010
Sep 14, 2026@ LAAL 6-40.2211120
Sep 12, 2026@ ATHW 19-11.0000010
Sep 8, 2026vs TEXL 10-51.0311020
Sep 4, 2026vs ATHL 7-61.0200000
Sep 2, 2026@ BOSW 8-31.0000010
Aug 31, 2026@ BOSL 9-8 F/100.1110200
Jun 8, 2026@ BALW 6-31.1111100
Jun 7, 2026@ DETL 5-40.0322000
Jun 3, 2026vs NYML 7-11.0100010
Jun 2, 2026vs NYMW 8-32.0000130
May 30, 2026vs ARIW 5-11.0100000
May 29, 2026vs ARIW 7-6 F/101.0000000
May 27, 2026@ ATHW 9-12.0211110

What the columns mean: IP · H · R · BB · K · HR

All 34 gamesOnly the last 15 games
Cooper Criswell, game by game, 2026 regular season
IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.
Sep 19, 2026@ COLL 5-30.1100200
Sep 16, 2026@ LAAW 7-21.2100010
Sep 14, 2026@ LAAL 6-40.2211120
Sep 12, 2026@ ATHW 19-11.0000010
Sep 8, 2026vs TEXL 10-51.0311020
Sep 4, 2026vs ATHL 7-61.0200000
Sep 2, 2026@ BOSW 8-31.0000010
Aug 31, 2026@ BOSL 9-8 F/100.1110200
Jun 8, 2026@ BALW 6-31.1111100
Jun 7, 2026@ DETL 5-40.0322000
Jun 3, 2026vs NYML 7-11.0100010
Jun 2, 2026vs NYMW 8-32.0000130
May 30, 2026vs ARIW 5-11.0100000
May 29, 2026vs ARIW 7-6 F/101.0000000
May 27, 2026@ ATHW 9-12.0211110
May 24, 2026@ KCL 8-62.0322000
May 20, 2026vs CHWW 5-41.0200010
May 17, 2026vs SDL 8-30.1111110
May 15, 2026vs SDL 2-01.0211000
May 13, 2026@ HOUL 4-3 F/100.2100100
May 11, 2026@ HOUW 3-11.0000010
May 6, 2026vs ATLW 3-11.0000010
May 2, 2026vs KCL 3-2 F/101.0010010
Apr 29, 2026@ MINW 5-30.1000000
Apr 28, 2026@ MINW 7-11.0000010
Apr 25, 2026@ STLW 11-92.0322031
Apr 22, 2026vs ATHW 5-41.0000010
Apr 20, 2026vs ATHL 6-41.0100000
Apr 16, 2026@ SDL 5-21.0100000
Apr 12, 2026vs HOUW 6-11.0100010
Apr 6, 2026@ TEXL 2-11.0100200
Apr 1, 2026vs NYYL 5-32.0111011
Mar 29, 2026vs CLEW 8-03.0200050
Mar 26, 2026vs CLEL 6-41.0111111

What the columns mean: IP · H · R · BB · K · HR

Answered about Cooper Criswell in 2026

Source: ESPN public MLB data, 2026 season.