Caleb Thielbar ERA in 2026
4.722026 Regular Season
Caleb Thielbar has a 4.72 ERA in the 2026 regular season, as of Sep 22, 2026.
- 8th-best of Caleb Thielbar's 10 seasons on file; the best is 1.76 in 2013.
- Up 2.08 from 2.64 in 2025.
Figures come from ESPN's box scores and were last read on September 22, 2026.

