Stephen Kolek

Kansas City RoyalsPitcher•2026

Reg4.62 ERA / 34 K / 52.6 IP / 5.8 K/9 / 10G

80% K O 1.550% OUT O 17.550% ER O 2.5

Season

All Stephen Kolek props

Props — 202610 games with closing lines

Pitcher Ks

10g

avg 3.4

80%Over: 8-2

0vs O 1.5-660

Rays7/2

✗✗✓✓✓✓✓✓✓✓

H: 66.7%(6)A: 100%(4)

SeasonalityAll lines

100%

75%

May
5-0

Jun
3-1

Jul
0-1

Inside Edge

Star Ratings

Avg Rating

3.4★★★★★

5-Star Games

1(10%)

Total Matchups

Distribution

Prop Performance by Star Rating

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

Stars	Outs RecordedO 17.5	Pitcher KsO 1.5	Earned RunsO 2.5	Hits AllowedO 5.5	Walks AllowedO 1.5
★★★★★	0%(0-1)	100%(1-0)	100%(1-0)	100%(1-0)	0%(0-1)
★★★★★	100%(2-0)	100%(3-0)	33.3%(1-2)	33.3%(1-2)	66.7%(2-1)
★★★★★	33.3%(1-2)	75%(3-1)	25%(1-3)	50%(2-2)	0%(0-3)
★★★★★	—	0%(0-1)	100%(1-0)	0%(0-1)	0%(0-1)

Recent Scouting Notes

★★★★★vs Ian Seymour

7/2

Rays hitters have a 3 star average matchup against Kolek.

★★★★★vs David Sandlin

6/26

Right-handed starters with above-average groundball rates like Kolek have an ERA of 3.26 against the White Sox since last year.

★★★★★vs Dustin May

6/21

Current Cardinals hitters have an OPS of .656 in their last 31 PA's against Kolek, but other matchup data favors the Cardinals.

Game Log

Bet

27-50 Over10g · 77 props

Date ↓	Opp	Line	Actual	Result	Odds
7/2	vsRays	O 3.5	0	L	+136
7/2	vsRays	O 2.5	0	L	-196
7/2	vsRays	O 4.5	0	L	+320
7/2	vsRays	O 5.5	0	L	+760
7/2	vsRays	O 0.5	0	L	—
7/2	vsRays	O 6.5	0	L	+1740
7/2	vsRays	O 1.5	0	L	-660
7/2	vsRays	O 9.5	0	L	—
7/2	vsRays	O 8.5	0	L	—
7/2	vsRays	O 7.5	0	L	—
6/21	vsCardinals	O 5.5	0	L	+524
6/21	vsCardinals	O 4.5	0	L	+230
6/21	vsCardinals	O 3.5	0	L	+105
6/21	vsCardinals	O 2.5	0	L	-225
6/21	vsCardinals	O 0.5	0	L	—
6/21	vsCardinals	O 6.5	0	L	+1160
6/21	vsCardinals	O 1.5	0	L	-860
6/21	vsCardinals	O 8.5	0	L	—
6/21	vsCardinals	O 7.5	0	L	—
6/21	vsCardinals	O 9.5	0	L	—
6/14	vsAstros	O 5.5	4	L	+350
6/14	vsAstros	O 4.5	4	L	+156
6/14	vsAstros	O 2.5	4	W	-379
6/14	vsAstros	O 3.5	4	W	-149
6/14	vsAstros	O 1.5	4	W	-1320
6/14	vsAstros	O 7.5	4	L	+1660
6/14	vsAstros	O 6.5	4	L	+780
6/9	vsRangers	O 3.5	3	L	-125
6/9	vsRangers	O 2.5	3	W	-300
6/9	vsRangers	O 4.5	3	L	+175
6/9	vsRangers	O 1.5	3	W	-1180
6/9	vsRangers	O 5.5	3	L	+388
6/9	vsRangers	O 6.5	3	L	+880
6/9	vsRangers	O 7.5	3	L	+1760
6/3	@Reds	O 2.5	8	W	-600
6/3	@Reds	O 5.5	8	W	+235
6/3	@Reds	O 4.5	8	W	+112
6/3	@Reds	O 3.5	8	W	-220
6/3	@Reds	O 7.5	8	W	+930
6/3	@Reds	O 6.5	8	W	+490
6/3	@Reds	O 8.5	8	L	+1800
6/3	@Reds	O 1.5	8	W	-2900
5/29	@Rangers	O 5.5	5	L	+430
5/29	@Rangers	O 4.5	5	W	+205
5/29	@Rangers	O 1.5	5	W	-1080
5/29	@Rangers	O 6.5	5	L	+850
5/29	@Rangers	O 7.5	5	L	+1740
5/29	@Rangers	O 2.5	5	W	-280
5/29	@Rangers	O 3.5	5	W	-110
5/23	vsMariners	O 6.5	2	L	+630

Kansas City Royals Teammates

View all

Bobby Witt Jr.Isaac Collins Carter Jensen Salvador Perez Jac Caglianone Maikel Garcia Michael Massey Vinnie Pasquantino Lane Thomas Kyle Isbel Nick Loftin Starling Marte Jonathan India Kameron Misner Tyler Tolbert

Frequently Asked Questions

How often does Stephen Kolek hit the over on pitcher ks 1.5?

Stephen Kolek hits the over on pitcher ks 1.5 80% of the time in 2026, going 8-2 with an average actual of 3.4.

Is Stephen Kolek over 1.5 pitcher ks a good bet?

Based on 10 games in 2026, betting $100 on Stephen Kolek over 1.5 pitcher ks at best closing odds has returned -$133 (-13.3% ROI). The hit rate is 80% with an average actual of 3.4.

What is Stephen Kolek's pitcher ks average this season?

Stephen Kolek averages 3.4 pitcher ks per game in 2026 across 10 games. The primary line is set at 1.5.