Home › Analytics › MLB Player Stats › Jason Alexander

Jason Alexander

Pitcher · Houston Astros. 2025 season stats with ranks among qualified players.

Pitching, 2025

Jason Alexander posted a 4.77 ERA and a 5.10 FIP with a 19.4% strikeout rate over 77.3 innings in 2025.

Stat2025Percentile
Innings pitched77.3–
Starts13–
ERA4.77–
FIP5.10–
xFIP4.23–
Strikeout %19.4%–
Walk %7.7%–
K-BB%11.6%–
Home runs per 91.75–
Whiff %22.9%–
Fastball velocity91.1–

Not enough innings in 2025 to compare.

Recent seasons

SeasonIPERAFIPK%BB%
202618.39.335.8816.7%9.5%
202577.34.775.1019.4%7.7%

Houston Astros teammates

About these numbers

Season totals and rates from every regular-season game. wRC+ is runs created adjusted for park and league (100 is average); FIP and xFIP estimate a pitcher's run prevention from strikeouts, walks and home runs; K-BB% is strikeout rate minus walk rate.

Every MLB player has a page like this one; the full leaderboards are on the MLB Player Stats page.