Mitch Keller

Pittsburgh PiratesPitcher•2026

Reg3.92 ERA / 41 K / 57.4 IP / 6.4 K/9 / 10G

66.7% OUT O 16.557.1% HA O 4.540% ER O 2.5

Season

All Mitch Keller props

Props — 202610 games with closing lines

Pitcher Ks

10g

avg 4.1

30%Over: 3-7

3vs O 4.5+108

Cardinals5/19

✗✗✗✓✓✓✗✗✗✗

H: 33.3%(6)A: 25%(4)

Seasonality

Mar

0%0-1

Apr

40%2-3

May

25%1-3

Inside Edge

Star Ratings

Avg Rating

3.8★★★★★

5-Star Games

3(30%)

Total Matchups

Distribution

Prop Performance by Star Rating

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

Stars	Pitcher KsO 4.5	Earned RunsO 2.5	Hits AllowedO 4.5	Outs RecordedO 16.5	Walks AllowedO 1.5
★★★★★	33.3%(1-2)	0%(0-3)	50%(1-1)	100%(2-0)	50%(1-1)
★★★★★	0%(0-4)	75%(3-1)	50%(1-1)	50%(1-1)	50%(2-2)
★★★★★	100%(1-0)	0%(0-1)	100%(1-0)	100%(1-0)	0%(0-1)
★★★★★	50%(1-1)	50%(1-1)	50%(1-1)	0%(0-1)	0%(0-1)

Recent Scouting Notes

★★★★★vs Matthew Liberatore

5/19

Cardinals hitters have a 2.5 star average matchup against Keller.

★★★★★vs Jose Quintana

5/13

Current Rockies hitters have struck out 25.3% of the time against pitchers similar to Keller over the last two years (League Avg: 20%).

★★★★★vs Zac Gallen

5/7

Right-handed starters have an ERA of 3.28 against the Diamondbacks in the past 30 days.

Game Log

Bet

25-41 Over10g · 66 props

Date ↓	Opp	Line	Actual	Result	Odds
5/19	@Cardinals	O 4.5	3	L	+108
5/19	@Cardinals	O 2.5	3	W	-550
5/19	@Cardinals	O 7.5	3	L	+930
5/19	@Cardinals	O 1.5	3	W	-2600
5/19	@Cardinals	O 5.5	3	L	+230
5/19	@Cardinals	O 3.5	3	L	-210
5/19	@Cardinals	O 6.5	3	L	+490
5/19	@Cardinals	O 8.5	3	L	+1800
5/13	vsRockies	O 4.5	3	L	-131
5/13	vsRockies	O 2.5	3	W	-800
5/13	vsRockies	O 6.5	3	L	+350
5/13	vsRockies	O 7.5	3	L	+700
5/13	vsRockies	O 5.5	3	L	+168
5/13	vsRockies	O 3.5	3	L	-295
5/13	vsRockies	O 8.5	3	L	+1340
5/7	@Diamondbacks	O 5.5	4	L	+265
5/7	@Diamondbacks	O 2.5	4	W	-500
5/7	@Diamondbacks	O 4.5	4	L	+118
5/7	@Diamondbacks	O 3.5	4	W	-190
5/7	@Diamondbacks	O 6.5	4	L	+580
5/7	@Diamondbacks	O 7.5	4	L	+1000
5/7	@Diamondbacks	O 1.5	4	W	-2200
5/1	vsReds	O 4.5	6	W	-144
5/1	vsReds	O 2.5	6	W	-900
5/1	vsReds	O 3.5	6	W	-325
5/1	vsReds	O 5.5	6	W	+162
5/1	vsReds	O 6.5	6	L	+320
5/1	vsReds	O 7.5	6	L	+680
5/1	vsReds	O 8.5	6	L	+1160
4/25	@Brewers	O 4.5	6	W	-110
4/25	@Brewers	O 2.5	6	W	-700
4/25	@Brewers	O 3.5	6	W	-275
4/25	@Brewers	O 5.5	6	W	+198
4/25	@Brewers	O 6.5	6	L	+410
4/25	@Brewers	O 7.5	6	L	+750
4/25	@Brewers	O 8.5	6	L	+1740
4/25	@Brewers	O 1.5	6	W	-3000
4/19	vsRays	O 4.5	5	W	+150
4/19	vsRays	O 1.5	5	W	-2100
4/19	vsRays	O 2.5	5	W	-375
4/19	vsRays	O 3.5	5	W	-150
4/19	vsRays	O 5.5	5	L	+300
4/19	vsRays	O 6.5	5	L	+600
4/19	vsRays	O 7.5	5	L	+1160
4/14	vsNationals	O 4.5	3	L	+135
4/14	vsNationals	O 1.5	3	W	-2100
4/14	vsNationals	O 2.5	3	W	-400
4/14	vsNationals	O 3.5	3	L	-160
4/14	vsNationals	O 5.5	3	L	+280
4/14	vsNationals	O 6.5	3	L	+630

Pittsburgh Pirates Teammates

View all

Oneil Cruz Bryan Reynolds Brandon Lowe Marcell Ozuna Nick Gonzales Ryan O'Hearn Konnor Griffin Henry Davis Spencer Horwitz Nick Yorke Joey Bart Jake Mangum Jared Triolo Billy Cook Braxton Ashcraft

Frequently Asked Questions

How often does Mitch Keller hit the over on pitcher ks 4.5?

Mitch Keller hits the over on pitcher ks 4.5 30% of the time in 2026, going 3-7 with an average actual of 4.1.

Is Mitch Keller over 4.5 pitcher ks a good bet?

Based on 10 games in 2026, betting $100 on Mitch Keller over 4.5 pitcher ks at best closing odds has returned -$390 (-39% ROI). The hit rate is 30% with an average actual of 4.1.

What is Mitch Keller's pitcher ks average this season?

Mitch Keller averages 4.1 pitcher ks per game in 2026 across 10 games. The primary line is set at 4.5.