DataBaseball
2026
Caleb Thielbar headshot

Players · T · Pitcher · 2026 regular season

Caleb Thielbar

Age
39
B/T
R/L
Height
6' 0"
Weight
205 lb
Number
#24
Born
January 31, 1987 in Northfield, MN, United States
MLB debut
May 20, 2013
Drafted
2009, round 18
College
South Dakota State
High school
Randolph
Salary, 2026
$4M

Compare with…vs Paul Sewaldvs Tyler Zubervs Beau Brieske

dbWAR
5.8
Regular season, 10 season(s)
IP
50.0
ERA
4.86
FIP
4.70
K/9
10.8
FIP−
112
100 = avg

Caleb Thielbar is a relief pitcher for the Chicago Cubs. In 2026 he struck out 60 batters over 50.0 innings across 58 appearances, going 3-4. His ERA of 4.86 was 16.2% higher than the league average of 4.18 — 13th of 16 on his team, and 385th of 539 among MLB pitchers with 20+ innings. Stripping out defence, his 4.70 FIP suggests the ERA was no fluke. He missed bats on 28.9% of swings (15.0% of every pitch he threw), walked 8.5% of the batters he faced and struck out 28.3%. His 0.0 dbWAR is built from that FIP rather than runs allowed, so it credits him for what he controls and not for the defence behind him.

League context

Percentile among qualified pitchers, 2026 regular season.

FIP4.70
K/910.8
WHIP1.30
WAR.0

WAR by season

1.40.70.013141520212223242526

Pitching Regular season

Standard and advanced, by season. Regular-season games only — postseason games are listed separately below.

Trend
2026CHC58050.0343472760184.864.701.3010.83.21161120.0
2025CHC67058.0341381756132.643.000.888.72.063721.1
2024MIN59047.1243502853245.324.101.5610.14.61311000.3
2023MIN36030.231023113663.234.460.9510.61.8751030.1
2022MIN67059.1431512380183.492.421.1612.12.788611.4
2021MIN59064.0700552377203.233.471.1710.82.876811.0
2020MIN17020.02101452292.252.341.159.94.051530.6
2015MIN605.000053505.401.131.009.00.0136290.2
2014MIN54047.2210511835163.403.551.416.63.091950.4
2013MIN49046.032024939141.763.400.837.62.746880.5

Separate from the regular season

Postseason Postseason

Wild Card through World Series. These games are counted on their own: none of them are in the regular-season tables, career totals, league context, leaderboards or dbWAR on this page.

Postseason pitching

Postseason Caleb Thielbar's postseason pitching, by October and round. Not part of any regular-season figure on this page.
SeasonTeamRoundGGSIPWLSVHERHRBBSOERAWHIPK/9
2025 PostCHCPostseason total503.2000200350.001.3612.3
Wild Card201.1000200130.002.2520.3
NLDS302.1000000220.000.867.7
2023 PostMINPostseason total403.0010432129.001.676.0
Wild Card201.2000100000.000.600.0
ALDS201.10103321220.253.0013.5
2020 PostMINWild Card100.1000100000.003.000.0
CareerPostseason total · 3 Octobers1007.0010732473.861.579.0

Box-score and rate statistics only. wOBA, wRC+, FIP and dbWAR are measured against a full league season, and a postseason is a few teams playing each other for a month, so they are not computed for October.

Platoon splits

How left- and right-handed hitters fare against him.

Opponent batting by the side the hitter bats from, 2026. Counted from play-by-play, so totals can differ from the box-score season line by a plate appearance or two.
SplitPAABHHRBBSOAVGOBPSLGwOBAK%
vs LHB9285235523.271.311.471.33525.0%
vs RHB1191062461237.226.311.434.32231.1%

Pitch sequencing

What Caleb Thielbar throws in each count, and what he follows each pitch with. Select any cell for the breakdown.

ShowBatter
Four-seamCurveballSliderSweeper

Select a count to see exactly what Caleb Thielbar throws in it.

Pitch arsenal

What he throws, how hard, how often it misses, and what hitters do with it.

Four-Seam Fastball39.1%33093.32,30953.6%23.8%79.253.791
Curveball25.3%21476.32,58749.1%29.2%51.196.554
Slider21.5%18287.52,31152.7%37.9%37.324.958
Sweeper14.1%11980.22,48749.6%30.5%24.208.708
Caleb Thielbar's arsenal by usage. Velocity is average release speed in mph, spin in rpm, and whiff rate is misses per swing — the cleanest single measure of whether a pitch beats hitters. BAA and OPS are what hitters did against each pitch, credited to the one that ended the plate appearance, and are left blank under 15 at-bats.

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Caleb Thielbar

Similar players

Nearest 2026 seasons by command, run prevention and role, on rate statistics rather than totals.

How these are computed

wOBA uses linear weights measured from this season's own play-by-play rather than published constants, and wRC+ is park-adjusted against that same league. dbWAR is our own open implementation — not fWAR or bWAR — and the full derivation, including its simplifications, is on the methodology page.