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Players/MLB/Arizona Diamondbacks/Zac Gallen/Earned Runs
Zac Gallen

Zac Gallen

Arizona Diamondbacks•Pitcher•2026
6.81ERA61K95.2IP5.8K/919G
6.81ERA61K95.2IP5.8K/919G
80% HA O 5.577.8% ER O 2.560% OUT O 15.5
Season
All Zac Gallen props

Props — 202620 games with closing lines

Earned Runs

20g
avg 3.6
73.7%Over: 14-5-1
4vs O 2.5-135
@Padres7/7
✓✓✓P✓✓✓✓✓✓
H: 62.5%(8)A: 81.8%(11)
SeasonalityAll lines
100%
25%
83%
83%
100%
Mar
1-0
Apr
1-3
May
5-1
Jun
5-1
Jul
2-0
Inside Edge

Inside Edge

Star Ratings
Avg Rating
2.5★★★★★
5-Star Games
3(16%)
Total Matchups
19
Distribution
5
4
3
2
1

Prop Performance by Star Rating

How Gallen's prop overs perform at the primary line based on InsideEdge pitcher star rating

StarsPitcher KsO 3.5Earned RunsO 2.5Hits AllowedO 5.5Walks AllowedO 1.5Outs RecordedO 15.5
★★★★★66.7%(2-1)100%(3-0)100%(3-0)66.7%(2-1)—
★★★★★0%(0-1)100%(1-0)100%(1-0)0%(0-1)—
★★★★★0%(0-3)66.7%(2-1)33.3%(1-2)66.7%(2-1)50%(1-1)
★★★★★50%(3-3)57.1%(4-3)80%(4-1)50%(3-3)33.3%(1-2)
★★★★★40%(2-3)75%(3-1)75%(3-1)50%(2-2)100%(1-0)

Recent Scouting Notes

★★★★★vs Germán Márquez
7/7

Pitchers with similar repertoires to Gallen have an ERA of 4.55 against the Padres over the last year.

★★★★★vs Trevor McDonald
7/1

Current Giants hitters are batting .274 against right-handed pitchers with a similar repertoire to like Gallen over the the last two years.

★★★★★vs Nick Martinez
6/26

Pitchers with similar repertoires to Gallen have an ERA of 4.34 against the Rays over the last year.

Game Log

Bet
$
15-8-1 Over20g · 24 props
Date ↓OppLineActualResultOdds
7/7@PadresO 2.54W-135
7/1vsGiantsO 2.56W-143
6/26@RaysO 2.55W-130
6/25@CardinalsO 2.50P-137
6/20vsTwinsO 2.59W-130
6/14@RedsO 2.53W-145
6/9@MarlinsO 2.54W-103
6/3vsDodgersO 2.54W-125
5/29@MarinersO 2.55W+116
5/23vsRockiesO 2.53W+105
5/18vsGiantsO 2.52L-130
5/12@RangersO 2.57W-133
5/7vsPiratesO 2.54W-112
5/1@CubsO 2.56W+120
5/1@CubsO 1.56W-171
4/25vsPadresO 4.50L+115
4/25vsPadresO 3.50L-145
4/18vsBlue JaysO 2.52L+103
4/12@PhilliesO 2.53W-120
4/7@MetsO 2.51L+126
4/7@MetsO 1.51L-185
4/1vsTigersO 2.50L+110
4/1vsTigersO 1.50L-175
3/26@DodgersO 2.54W-152

Frequently Asked Questions

How often does Zac Gallen hit the over on earned runs 2.5?
Zac Gallen hits the over on earned runs 2.5 77.8% of the time in 2026, going 14-4-1 with an average actual of 3.8.
Is Zac Gallen over 2.5 earned runs a good bet?
Based on 20 games in 2026, betting $100 on Zac Gallen over 2.5 earned runs at best closing odds has returned +$699 (+34.95% ROI). The hit rate is 77.8% with an average actual of 3.8.
What is Zac Gallen's earned runs average this season?
Zac Gallen averages 3.8 earned runs per game in 2026 across 20 games. The primary line is set at 2.5.

Zac Gallen 2026 player props sourced from historical closing lines on DraftKings, FanDuel, and BetMGM. Results graded against official MLB box scores.20 games analyzed across 5 markets. Data updates daily. Free on LineTerminal.

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