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Knuckle curve: Pitches with Spin 2025

Number of pitches with a usable spin measurement. This is the sample behind average spin. Uses pitches recorded as knuckle curve.

Recorded pitch types. Usage divides by all delivered pitches, including unknown types. Speed is in mph, spin in rpm and extension in feet. Averages use measured pitches only. Whiffs divide misses by swings. Data through December 31, 2025. Data refreshed Sep 9, 2026, 10:16 AM UTC.

Knuckle curve: Pitches with Spin2025 season
#PlayerTeamKC spin count
1J. SorianoLAA743
2Z. GallenAZ736
3S. BazTB728
4B. BrownCHC701
5J. FlahertyDET691
6G. MárquezCOL666
7K. FreelandCOL648
8B. LittleTOR571
9S. BurkeCWS563
10H. BrownHOU530
11A. NolaPHI457
12L. VarlandTOR400
13A. PallanteSTL381
14R. RaySF370
15T. MegillMIL297
16W. BuehlerPHI282
17D. CeaseSD253
18A. GomberCOL248
19C. CavalliWSH240
20G. KirbySEA236
21C. SchmidtNYY223
22K. MonteroDET213
23J. DuranPHI206
24L. McCullers Jr.HOU188
25D. PomeranzCHC186
26M. LazarPHI169
27B. MillerSEA166
28C. RagansKC138
29A. DeSclafaniAZ136
30S. OgasawaraWSH129
31S. BieberTOR120
32J. RyanMIN109
33D. Lynch IVKC107
34D. RobertsonPHI104
35L. KnackLAD104
36S. HjelleSF91
37M. BrownCOL90
38G. CanningNYM86
39C. JavierHOU74
40J. LópezWSH65
41C. SelbyBAL56
42C. HernándezCLE55
43C. KimbrelHOU40
44D. CoulombeTEX20
45Y. DarvishSD15
46D. DunningATL11
47B. de GeusPHI9
48M. BrashSEA6
49Y. DíazAZ5
KC spin count
Number of pitches with a usable spin measurement. This is the sample behind average spin. Uses pitches recorded as knuckle curve.

Understanding Knuckle curve: Pitches with Spin

Number of pitches with a usable spin measurement. This is the sample behind average spin. Uses pitches recorded as knuckle curve.

Season rankings use regular-season records. A player has one combined row across teams; the team label identifies the associated team, not a separate team stint.

Source: MLB statistics and MLBDB derived measures. Formulas describe the measure above. Data refreshed Sep 9, 2026, 10:16 AM UTC.