Seattle Mariners#22 · SP
Bryan Woo
Age 26
Contract Value $831,600/yr
Size 6' 2" · 205
Throws RHP
Bats Right
From Oakland, CA
11–9
W-L
4.03
ERA
1.06
WHIP
158
K
156.1
IP
27
GS
71P-ScoreSTRONG
Woo combines strong results with strong strikeouts & control. He ranks 32nd among 224 qualified starters.
How P-Score works →Stats updated Sep 7, 11:38 AM ETLast game Sep 6 vs ATH
Season overview
How good is he?
StatPlayerMLB AvgPercentile
Results7350STRONG
Strikeouts & Control7350STRONG
Run Prevention6850ABOVE AVG
Consistency7250STRONG
Form6650ABOVE AVG
Recent form
Last 5 startsPitch arsenal (2026)
Usage %Velocity
- Four-seam FB46.7%96.1 mph
- Sinker19.4%95.9 mph
- Slider14.7%87.1 mph
- Sweeper11.0%84.5 mph
- Changeup6.3%89.6 mph
- Curveball1.8%83.1 mph
Hot / cold zones (vs RHB)
.244.338.152.383.300.216.167.228.179
- Better than MLB avg
- Similar to MLB avg
- Worse than MLB avg
Monthly ERA (2026)
Minimum 1 GSSplits
Home / away
Home (12 GS)
2.36
WHIP 0.75
Away (15 GS)
5.63
WHIP 1.35
3.27 ERA better at home
vs handedness
vs LHH
.704
vs RHH
.556
.148 OPS better vs RHH
By monthERA · IP · K
September0.6414.016
August3.2722.020
July6.4321.025
June5.9728.229
May3.0335.241
April4.0329.018
March3.006.09
Rest daysERA · WHIP · K/9
5 days (6 GS)2.430.789.5
6+ days (20 GS)4.611.168.7
Sample sizes below four starts are not shown
Career
Frequently asked
What is Bryan Woo's ERA in 2026?+
4.03 across 27 starts and 156.1 innings, with a 1.06 WHIP and a 3.34 FIP. That ERA ranks 106th among qualified starters.
When is his next start?+
No probable start has been announced.
What pitches does he throw?+
He throws four-seam fb (46.7% at 96.1 mph mph), sinker (19.4% at 95.9 mph mph), slider (14.7% at 87.1 mph mph), sweeper (11.0% at 84.5 mph mph), changeup (6.3% at 89.6 mph mph), curveball (1.8% at 83.1 mph mph).
What is his P-Score?+
71 out of 100, which we label strong — 32nd among 224 qualified starters.
How has he pitched in his last 5 starts?+
A 2.79 ERA, 9.6 K/9, 1.9 BB/9.