Anthony Kay

LHP

Team: Chicago White SoxThrows: LHeight: 6'0"Weight: 225 lbDOB: Mar 21, 1995Born: Stony Brook, NY, USAActive

Compare

Games

4.44

ERA

10.3%

K-BB%

95.9 mph

FB Velo

26.2%

CSW%

Stuff+

106

+6 vs MLB 100

vL 116▲vR 96

DLoc+

102

+2 vs MLB 100

vL 105▲vR 99

Stockyard PLoc+

105

+5 vs MLB 100

2026 Stockyard PLoc+ -> 2027

Pitching+

105

+5 vs MLB 100

vL 108▲vR 103

Synergy

105

Pitch Arsenal

Click a pitch to collapse or expand details

Sweeper

23.7%|Pitching+103

PLoc+

110▲-> 2027

Velocity

82.7mph

Spin

2446rpm

CSW%

33.1%

iVB / iHB

0.1" / -13.1"

Stuff+

DLoc+

Pitching+

vs L

114▲

103

105▲

vs R

91▼

92▼

100

Grade drivers

League-average Sweeper · 100 → 106.6

Horizontal geometry

+10.0

Break across arm slot

−2.8

Vertical approach angle

+1.2

Arm angle

+0.9

Extension

−0.8

Velo gap vs fastball

+0.7

Everything else

−2.6

4-Seam Fastball

21.7%|Pitching+104

PLoc+

106▲-> 2027

Velocity

95.9mph

Spin

2350rpm

CSW%

25.1%

iVB / iHB

14.8" / 7.1"

Stuff+

DLoc+

Pitching+

vs L

105▲

106▲

105▲

vs R

103

102

Grade drivers

League-average 4-Seam Fastball · 100 → 101.2

Horizontal geometry

+4.1

Velocity

+3.1

Seam-shifted wake: amount

+2.6

Carry along arm slot

−2.1

Vertical approach angle

−1.5

Extension

−1.2

Everything else

−3.8

Sinker

18%|Pitching+107▲

PLoc+

109▲-> 2027

Velocity

95.3mph

Spin

2262rpm

CSW%

27.9%

iVB / iHB

5.1" / 16"

Stuff+

DLoc+

Pitching+

vs L

119▲

114▲

113▲

vs R

87▼

106▲

101

Grade drivers

League-average Sinker · 100 → 111.2

Horizontal geometry

+9.9

Seam-shifted wake: amount

+5.4

Carry along arm slot

−3.2

Velocity

+2.6

Break across arm slot

+2.1

Extension

−1.8

Everything else

−3.8

Changeup

14.3%|Pitching+110▲

PLoc+

107▲-> 2027

Velocity

86.1mph

Spin

1757rpm

CSW%

21.5%

iVB / iHB

0.1" / 14"

Stuff+

DLoc+

Pitching+

vs L

108▲

101

111▲

vs R

108▲

102

108▲

Grade drivers

League-average Changeup · 100 → 108.3

Horizontal geometry

+4.5

Vertical break gap vs fastball

+4.4

Break across arm slot

+2.9

Extension

−2.5

Seam-shifted wake: amount

+2.1

Vertical approach angle

+2.0

Everything else

−5.1

Cutter

14.2%|Pitching+104

PLoc+

128▲-> 2027

Velocity

91.8mph

Spin

2389rpm

CSW%

22.2%

iVB / iHB

6.7" / -1"

Stuff+

DLoc+

Pitching+

vs L

103

108▲

104

vs R

110▲

104

Grade drivers

League-average Cutter · 100 → 101.2

Horizontal geometry

+4.7

Extension

−2.9

Carry along arm slot

+2.6

Break across arm slot

−2.0

Velocity

+1.6

Vertical approach angle

−1.0

Everything else

−1.8

Slider

8%|Pitching+102

PLoc+

96-> 2027

Velocity

87.6mph

Spin

2529rpm

CSW%

21.5%

iVB / iHB

-1.2" / -3.7"

Stuff+

DLoc+

Pitching+

vs L

111▲

95▼

102

vs R

94▼

93▼

101

Grade drivers

League-average Slider · 100 → 103.9

Horizontal geometry

+7.7

Velocity

+3.6

Release height

−1.2

Spin rate

+1.2

Extension

−1.0

Seam-shifted wake: amount

−0.6

Everything else

−5.8

xRV (Expected Run Value): Expected runs per 100 pitches using xwOBA on batted balls (BABIP-neutral). Negative = good (runs prevented), Positive = bad (runs allowed).

Similar Pitchers

Last 30 games in 2026

Anthony Kay

Pitch Arsenal

Sweeper

4-Seam Fastball

Sinker

Changeup

Cutter

Slider

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