BIGLEAGUE

Seattle Mariners · Pitcher · #22

Bryan Woo

Age 266' 2" · 205lbBats R · Throws RDebut 2023From Oakland

ERA

4.10

W-L

9-8

K

137

WHIP

1.08

WAR

3.1

FIP

3.29

Awards

2 major honors

MVP

2025

All-Star

2025

League Percentile

2026 season · percentile vs 54 qualified pitchers
the entire league54starting pitchers194
ERA
23
4.10
WHIP
79
1.08
Strikeouts
51
137
K/9
53
8.91
Wins
54
9
Bottom of leagueAverage (50)Top of league

the entire league · by ERA

Top 77%

Bryan Woo's ERA (4.10) ranks below average among 54 qualified pitchers. The number on each bar is a percentile (higher is better); use the tabs to change the comparison pool.

PITCHING

Season · Career
CategoryGamesERAWinsLossesSavesInningsStrikeoutsWalksWHIP
2026 Season244.10980138.1137291.08
Career943.4437230534.05291091.01

Hover over a stat for its definition.

ARSENAL

Pitch arsenal · 2026 usage and average velocity
Four-Seam47.2%avg 154 km/h
Sinker18.8%avg 154 km/h
Slider15.3%avg 140 km/h
Sweeper10.9%avg 136 km/h
Changeup6.2%avg 144 km/h
Curveball1.6%avg 133 km/h

ADVANCED

Advanced metrics · 2026 season

BABIP

.283

K/9

8.91

BB/9

1.89

HR/9

0.98

Quality starts

13

Whiff%

24.8%

GAME LOG

Last 10 games · includes team result
DateOppInningsHitsERWalksStrikeoutsTeam
08.16@ HOU6.03215W
08.11@ NYY5.03015L
08.05vs DET7.03015W
07.30@ LAD5.05528L
07.25@ TEX5.09525L
07.18vs SF6.06227W
07.07@ MIA5.09315L
06.30vs LAA6.14215W
06.24@ PIT4.06524L
06.18vs BAL7.03019W

SPLITS

Situational splits (2026)

Home

Opp AVG.164
IP64.1
K69
WHIP0.75

Away

Opp AVG.283
IP74.0
K68
WHIP1.38

vs LHP

Opp AVG.232
IP78.1
K77
WHIP1.19

vs RHP

Opp AVG.230
IP59.2
K60
WHIP0.96

RISP

Opp AVG.370
IP20.2
K23
WHIP1.94

YEAR BY YEAR

Year-by-year · Career trends

ERALower is better

▲ Trending down year over year
ERA by yearFrom 4.21 in 2023 to 4.10 in 2026. Lower is better for this stat.2023 ERA: 4.214.2120232024 ERA: 2.892.8920242025 ERA: 2.9420252026 ERA: 4.104.102026
Show yearly figures
ERA year-by-year details
YearERA
20234.21
20242.89
20252.94
20264.10

WHIPLower is better

▲ Trending down year over year
WHIP by yearFrom 1.21 in 2023 to 1.08 in 2026. Lower is better for this stat.2023 WHIP: 1.211.2120232024 WHIP: 0.900.9020242025 WHIP: 0.9320252026 WHIP: 1.081.082026
Show yearly figures
WHIP year-by-year details
YearWHIP
20231.21
20240.90
20250.93
20261.08

Strikeouts

▼ Trending down year over year
Strikeouts by yearFrom 93 in 2023 to 137 in 2026.2023 Strikeouts: 939320232024 Strikeouts: 10120242025 Strikeouts: 19819820252026 Strikeouts: 1371372026
Show yearly figures
Strikeouts year-by-year details
YearStrikeouts
202393
2024101
2025198
2026137
YearTeamGamesERAWinsLossesSavesInningsStrikeoutsWalksWHIP
2023SEA184.2145087.293311.21
2024SEA222.89930121.1101130.90
2025SEA302.941570186.2198360.93
2026SEA244.10980138.1137291.08