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Kansas City Royals · P · 2026 season
Stephen Kolek (P, Kansas City Royals) has a 4.50 ERA with 34 strikeouts in 54.0 innings over 10 games in 2026.
Last game
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| Date | Opp | IP | K | ER | Dec |
|---|---|---|---|---|---|
| Jul 2 | vs TB | 2.0 | 0 | 3 | — |
| Jun 21 | vs STL | 1.2 | 0 | 9 | — |
| Jun 14 | vs HOUQuality start: 6+ innings, 3 or fewer earned runs. | 7.1 | 4 | 0 | W |
| Jun 9 | vs TEX | 5.0 | 3 | 1 | — |
| Jun 3 | @ CINQuality start: 6+ innings, 3 or fewer earned runs. | 7.0 | 8 | 2 | — |
| May 29 | @ TEX | 5.0 | 5 | 4 | — |
| May 23 | vs SEAQuality start: 6+ innings, 3 or fewer earned runs. | 9.0 | 2 | 0 | W |
| May 17 | @ STLQuality start: 6+ innings, 3 or fewer earned runs. | 6.1 | 3 | 0 | W |
| May 12 | @ CWS | 4.2 | 6 | 5 | — |
| May 5 | vs CLEQuality start: 6+ innings, 3 or fewer earned runs. | 6.0 | 3 | 3 | W |
QS = quality start: 6+ innings and 3 or fewer earned runs.
Showing 10 of 15 games. The full game log is part of the player's full breakdown (a free account opens 5 players a day; Pro has no limit).
| Split | G | IP | ERA | WHIP | K/9 |
|---|---|---|---|---|---|
| Left-leaning | 8 | 39.2 | 5.67 | 1.34 | 4.99 |
| Right-leaning | 2 | 14.1 | 1.26 | 0.98 | 7.53 |
Not a split by batter side (that needs pitch-by-pitch data, in the tracking section below): a start is filed by how many of the opposing nine bat left-handed or switch (4 or more = left-leaning).
| Split | G | IP | ERA | WHIP | K/9 |
|---|---|---|---|---|---|
| Home | 6 | 31.0 | 4.65 | 1.26 | 3.48 |
| Road | 4 | 23.0 | 4.30 | 1.22 | 8.61 |
| Split | G | IP | ERA | WHIP | K/9 |
|---|---|---|---|---|---|
| May | 5 | 31.0 | 3.48 | 0.94 | 5.52 |
| Jun | 4 | 21.0 | 5.14 | 1.57 | 6.43 |
| Jul* | 1 | 2.0 | 13.50 | 2.50 | 0.00 |
| Season | G | IP | ERA | WHIP | K/9 |
|---|---|---|---|---|---|
| 2026 | 10 | 54.0 | 4.50 | 1.24 | 5.67 |
| 2025 | 19 | 112.2 | 3.51 | 1.14 | 6.15 |
| 2024 | 42 | 46.2 | 5.21 | 1.52 | 7.52 |
* A small sample: under 15 plate appearances (hitters) or 5 innings (pitchers).
Stephen Kolek's full breakdown holds role and workload by game. Checking your player views…
Checking your player views…Stephen Kolek's full breakdown holds heat maps, the spray chart and pitch-type matchups. Checking your player views…
Checking your player views…xwOBA: the value the contact deserved · Hard-hit: 95+ mph off the bat · Barrel: ideal speed and angle · Whiff: misses per swing · K%, BB%: per plate appearance.
Season totals and logs are from box scores. Prop lines from DraftKings, FanDuel and BetMGM. Descriptive history, not a forecast or a pick. For information only, not betting advice. 21+ only. Gambling problem? Call or text 1-800-GAMBLER.