BIGLEAGUE

Athletics · Pitcher · #31

Geoff Hartlieb

Age 326' 5" · 240lbBats R · Throws RDebut 2019From Highland

ERA

4.82

W-L

2-1

K

22

WHIP

1.57

WAR

0.3

FIP

3.60

League Percentile

2026 season · percentile vs 46 qualified pitchers
ERA
4
4.82
WHIP
0
1.57
Strikeouts
0
22
K/9
17
7.07
Wins
0
2
Bottom of leagueAverage (50)Top of league

⚠ Below the qualified innings threshold. Percentiles are for reference only.

the entire league · by ERA

Top 96%

Geoff Hartlieb's ERA (4.82) ranks below average among 46 qualified pitchers. The number on each bar is a percentile (higher is better); use the tabs to change the comparison pool.

PITCHING

Season · Career
CategoryGamesERAWinsLossesSavesInningsStrikeoutsWalksWHIP
2026 Season184.8221028.022141.57
Career867.16320110.2103751.86

Hover over a stat for its definition.

ARSENAL

Pitch arsenal · 2026 usage and average velocity
Slider34.9%avg 136 km/h
Four-Seam32.4%avg 153 km/h
Cutter16.6%avg 147 km/h
Sinker16.1%avg 151 km/h

ADVANCED

Advanced metrics · 2026 season

BABIP

.337

K/9

7.07

BB/9

4.50

HR/9

0.32

Quality starts

0

Whiff%

27.1%

GAME LOG

Last 10 games · includes team result
DateOppInningsHitsERWalksStrikeoutsTeam
09.27vs HOU1.23111L
09.25vs HOU0.11321W
09.23vs LAA1.21012W
09.19@ CLE1.02102L
09.17@ TB1.20002L
09.13vs SEA2.01002W
09.08vs TOR2.01012L
09.05@ SEA1.02102W
09.04@ SEA1.10001W
09.02@ TEX2.02001W

SPLITS

Situational splits (2026)

Home

Opp AVG.293
IP15.2
K11
WHIP1.60

Away

Opp AVG.277
IP12.1
K11
WHIP1.54

vs LHP

Opp AVG.267
IP12.0
K12
WHIP1.67

vs RHP

Opp AVG.300
IP15.2
K10
WHIP1.53

RISP

Opp AVG.267
IP9.1
K7
WHIP1.29

YEAR BY YEAR

Year-by-year · Career trends

ERALower is better

▼ Trending up year over year
ERA by yearFrom 9.00 in 2019 to 4.82 in 2026. Lower is better for this stat.2019 ERA: 9.009.0020192020 ERA: 3.6320202021 ERA: 11.0020212023 ERA: 2.252.2520232024 ERA: 9.0020242025 ERA: 21.6021.6020252026 ERA: 4.824.822026
Show yearly figures
ERA year-by-year details
YearERA
20199.00
20203.63
202111.00
20232.25
20249.00
202521.60
20264.82

WHIPLower is better

▼ Trending up year over year
WHIP by yearFrom 2.00 in 2019 to 1.57 in 2026. Lower is better for this stat.2019 WHIP: 2.002.0020192020 WHIP: 1.5720202021 WHIP: 2.3320212023 WHIP: 1.251.2520232024 WHIP: 1.8920242025 WHIP: 4.204.2020252026 WHIP: 1.571.572026
Show yearly figures
WHIP year-by-year details
YearWHIP
20192.00
20201.57
20212.33
20231.25
20241.89
20254.20
20261.57

Strikeouts

▲ Trending up year over year
Strikeouts by yearFrom 38 in 2019 to 22 in 2026.2019 Strikeouts: 383820192020 Strikeouts: 1920202021 Strikeouts: 920212023 Strikeouts: 3320232024 Strikeouts: 720242025 Strikeouts: 520252026 Strikeouts: 22222026
Show yearly figures
Strikeouts year-by-year details
YearStrikeouts
201938
202019
20219
20233
20247
20255
202622
YearTeamGamesERAWinsLossesSavesInningsStrikeoutsWalksWHIP
2019PIT299.0001035.038182.00
2020PIT213.6310022.119191.57
2021PIT47.710004.2451.71
2021NYM314.540004.1563.00
2021—711.000009.09112.33
2023MIA22.250004.0331.25
2024COL59.000009.0741.89
2025NYY240.500001.1446.75
2025DET29.000002.0122.50
2025—421.600003.1564.20
2026ATH184.8221028.022141.57