Houston Astros· #54· Pitcher
Jason Alexander
Bats R · Throws R·Age 33 (Mar 1, 1993)·6' 2", 227 lb·Windsor, CA, USA
2026 Pitching
ERA
9.33
WHIP
1.58
IP
18.1
K%
16.7
BB%
9.5
K/9
6.87
W-L
1-1
GS
2
SV
0
HLD
0
DiamondIQ WAR
18.3 IP · 2026
-0.2
-2.1 runs above replacement
FIP · 5.880.0
vs replacement · SP, 18.3 IP-2.1
FIP-based runs above replacement, park-adjusted, scaled by innings over runs-per-win. Reliever leverage is simplified (v1). Full methodology.
Pitch Arsenal · Statcast
Changeup35% · 80.4 · 29% whiff
Sinker23% · 91.0 · 17% whiff
Four-Seam23% · 91.5 · 11% whiff
Cutter7% · 85.4 · 11% whiff
Sweeper6% · 78.6 · 20% whiff
Slider5% · 81.8 · 22% whiff
Career Pitching
| Yr | Tm | W | L | ERA | G | GS | SV | IP | SO | BB | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Houston Astros | 1 | 1 | 9.33 | 4 | 2 | 0 | 18.1 | 14 | 8 | 1.58 | 6.87 |
| 2025 | — | 4 | 2 | 4.77 | 18 | 13 | 1 | 77.1 | 65 | 26 | 1.37 | 7.56 |
| 2025 | Houston Astros | 4 | 2 | 3.66 | 14 | 13 | 1 | 71.1 | 60 | 21 | 1.25 | 7.57 |
| 2025 | Athletics | 0 | 0 | 18.00 | 4 | 0 | 0 | 6.0 | 5 | 5 | 2.83 | 7.50 |
| 2022 | Milwaukee Brewers | 2 | 3 | 5.40 | 18 | 11 | 0 | 71.2 | 46 | 28 | 1.62 | 5.78 |