ERA+

Jack Perkins · Season-by-season history

ERA+ over time

Jack Perkins — ERA+ over time Each bar is a recorded season value, grouped by season and coloured by team and competition. Bars extend from zero. Exact values are listed in the table below. 0 20.2 40.4 60.6 80.8 101 2025 2025 · Athletics · MLB: 101
  • Athletics · MLB

Hover over a bar for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.

Jack Perkins — ERA+ by season
SeasonTeamLeagueERA+
2025 Athletics MLB 101