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

Best Performer

Stephen Kolek goes over 1.5 pitcher ks 80% of the time (8-2)

Props — 202610 games with closing lines

Outs Recorded

10g

avg 16.2

50%Over: 5-5

6vs O 15.5+115

Rays7/2

✗✗✓✗✓✗✓✓✗✓

H: 33.3%(3)A: 66.7%(3)

Pitcher Ks

10g

avg 3.4

80%Over: 8-2

0vs O 1.5-660

Rays7/2

✗✗✓✓✓✓✓✓✓✓

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

Earned Runs

10g

avg 2.7

50%Over: 5-5

3vs O 2.5-139

Rays7/2

✓✓✗✗✗✓✗✗✓✓

H: 50%(6)A: 50%(4)

Hits Allowed

10g

avg 5.5

40%Over: 4-6

4vs O 5.5

Rays7/2

✗✓✗✓✓✓✗✗✗✗

H: 40%(5)A: 50%(4)

Walks Allowed

avg 1.2

22.2%Over: 2-7

1vs O 1.5+137

Rays7/2

✗✗✗✗✓✗✗✓✗

H: 0%(6)A: 66.7%(3)

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

47-79 Over126 props

Date ↓	Opp	Market	Line	Actual	Result	Odds
7/2	vsRays	Pitcher Ks	O 3.5	0	L	+136
7/2	vsRays	Pitcher Ks	O 2.5	0	L	-196
7/2	vsRays	Pitcher Ks	O 4.5	0	L	+320
7/2	vsRays	Pitcher Ks	O 5.5	0	L	+760
7/2	vsRays	Pitcher Ks	O 0.5	0	L	—
7/2	vsRays	Pitcher Ks	O 6.5	0	L	+1740
7/2	vsRays	Pitcher Ks	O 1.5	0	L	-660
7/2	vsRays	Earned Runs	O 2.5	3	W	-139
7/2	vsRays	Pitcher Ks	O 9.5	0	L	—
7/2	vsRays	Pitcher Ks	O 8.5	0	L	—
7/2	vsRays	Pitcher Ks	O 7.5	0	L	—
7/2	vsRays	Hits Allowed	O 5.5	4	L	—
7/2	vsRays	Outs Recorded	O 15.5	6	L	+115
7/2	vsRays	Hits Allowed	O 6.5	4	L	+112
7/2	vsRays	Walks Allowed	O 1.5	1	L	+137
6/21	vsCardinals	Pitcher Ks	O 5.5	0	L	+524
6/21	vsCardinals	Pitcher Ks	O 4.5	0	L	+230
6/21	vsCardinals	Pitcher Ks	O 3.5	0	L	+105
6/21	vsCardinals	Pitcher Ks	O 2.5	0	L	-225
6/21	vsCardinals	Pitcher Ks	O 0.5	0	L	—
6/21	vsCardinals	Pitcher Ks	O 6.5	0	L	+1160
6/21	vsCardinals	Pitcher Ks	O 1.5	0	L	-860
6/21	vsCardinals	Pitcher Ks	O 8.5	0	L	—
6/21	vsCardinals	Pitcher Ks	O 7.5	0	L	—
6/21	vsCardinals	Pitcher Ks	O 9.5	0	L	—
6/21	vsCardinals	Earned Runs	O 2.5	9	W	-160
6/21	vsCardinals	Hits Allowed	O 6.5	9	W	+105
6/21	vsCardinals	Walks Allowed	O 1.5	1	L	—
6/21	vsCardinals	Outs Recorded	O 17.5	5	L	-134
6/21	vsCardinals	Hits Allowed	O 5.5	9	W	—
6/21	vsCardinals	Outs Recorded	O 18.5	5	L	+116
6/14	vsAstros	Pitcher Ks	O 5.5	4	L	+350
6/14	vsAstros	Pitcher Ks	O 4.5	4	L	+156
6/14	vsAstros	Pitcher Ks	O 2.5	4	W	-379
6/14	vsAstros	Pitcher Ks	O 3.5	4	W	-149
6/14	vsAstros	Pitcher Ks	O 1.5	4	W	-1320
6/14	vsAstros	Pitcher Ks	O 7.5	4	L	+1660
6/14	vsAstros	Pitcher Ks	O 6.5	4	L	+780
6/14	vsAstros	Earned Runs	O 2.5	0	L	-110
6/14	vsAstros	Outs Recorded	O 17.5	22	W	-132
6/14	vsAstros	Hits Allowed	O 5.5	5	L	-140
6/14	vsAstros	Walks Allowed	O 1.5	1	L	-151
6/9	vsRangers	Pitcher Ks	O 3.5	3	L	-125
6/9	vsRangers	Outs Recorded	O 17.5	15	L	+103
6/9	vsRangers	Pitcher Ks	O 2.5	3	W	-300
6/9	vsRangers	Pitcher Ks	O 4.5	3	L	+175
6/9	vsRangers	Pitcher Ks	O 1.5	3	W	-1180
6/9	vsRangers	Pitcher Ks	O 5.5	3	L	+388
6/9	vsRangers	Pitcher Ks	O 6.5	3	L	+880
6/9	vsRangers	Pitcher Ks	O 7.5	3	L	+1760

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 outs recorded 17.5?

Stephen Kolek hits the over on outs recorded 17.5 50% of the time in 2026, going 3-3 with an average actual of 16.2. Based on $100 flat bets at best closing odds, this line has returned -$38.

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. Based on $100 flat bets at best closing odds, this line has returned -$133.

How often does Stephen Kolek hit the over on earned runs 2.5?

Stephen Kolek hits the over on earned runs 2.5 50% of the time in 2026, going 5-5 with an average actual of 2.7. Based on $100 flat bets at best closing odds, this line has returned -$82.

How often does Stephen Kolek hit the over on hits allowed 5.5?

Stephen Kolek hits the over on hits allowed 5.5 44.4% of the time in 2026, going 4-5 with an average actual of 5.7. Based on $100 flat bets at best closing odds, this line has returned -$165.

How often does Stephen Kolek hit the over on walks allowed 1.5?

Stephen Kolek hits the over on walks allowed 1.5 22.2% of the time in 2026, going 2-7 with an average actual of 1.2. Based on $100 flat bets at best closing odds, this line has returned -$457.

What are Stephen Kolek's best prop bets in 2026?

Stephen Kolek's highest-hitting props in 2026: Pitcher Ks O 1.5 at 80% (8-2); Outs Recorded O 17.5 at 50% (3-3); Earned Runs O 2.5 at 50% (5-5).