Scouting Report: Caleb Thielbar
Chicago Cubs | RP
A
day-to-day
Overall
Summary
Caleb Thielbar (39-year-old left-handed relief pitcher for the Chicago Cubs) is recovering from a left hamstring strain sustained on April 24. He has progressed through his rehabilitation protocol, completing bullpen sessions and light mound work. As of mid-May, he is scheduled to throw live batting practice and is expected to begin a minor league rehab assignment before returning to the Cubs bullpen later in May 2026.
Strengths
- Completed bullpen session without issue on Friday
- Progressed to high-intensity bullpen work
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