Batting

Pitching

Christian Koss

San Francisco Giants

2B

Age: 27

Bats/Throws: R/R

6'1" / 186

DOB: 1/27/1998

(27 years, 3 months, 2 days)

2B

Pitch Type Splits

Season	Pitch	Pitches Pitches - Pitches Thrown	divider	AB	PA	H H - Hits Allowed	1B	2B L - Losses	3B ERA - Earned Run Average ((ER*9)/IP)	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	SO SO - Strikeouts	HBP HBP - Hit Batters	SF	SH	GDP	AVG AVG - Batting Average Against	divider	minVel	maxVel	Vel
2025	Fourseam (FA)	31		8	10	3	3	0	0	0	1	0	2	1	0	0	0	.375		89.5	97.5	93.9
2025	Slider (SL)	24		5	5	0	0	0	0	0	0	0	3	0	0	0	0	.000		83.2	90.1	85.8
2025	Sinker (SI)	18		7	7	1	1	0	0	0	0	0	2	0	0	0	0	.143		88.8	100.0	94.3
2025	Changeup (CH)	12		2	3	1	1	0	0	0	0	0	1	0	0	1	0	.500		83.9	93.8	86.7
2025	Cutter (FC)	8		1	1	0	0	0	0	0	0	0	0	0	0	0	0	.000		83.6	93.2	86.7
2025	Curveball (CU)	4		0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000		72.4	84.6	77.7
2025	Splitter (FS)	4		0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000		83.9	86.5	85.0
Total	Fourseam (FA)	31		8	10	3	3	0	0	0	1	0	2	1	0	0	0	.375		89.5	97.5	93.9
Total	Slider (SL)	24		5	5	0	0	0	0	0	0	0	3	0	0	0	0	.000		83.2	90.1	85.8
Total	Sinker (SI)	18		7	7	1	1	0	0	0	0	0	2	0	0	0	0	.143		88.8	100.0	94.3
Total	Changeup (CH)	12		2	3	1	1	0	0	0	0	0	1	0	0	1	0	.500		83.9	93.8	86.7
Total	Cutter (FC)	8		1	1	0	0	0	0	0	0	0	0	0	0	0	0	.000		83.6	93.2	86.7
Total	Splitter (FS)	4		0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000		83.9	86.5	85.0
Total	Curveball (CU)	4		0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000		72.4	84.6	77.7

Season	Pitch	Pitches Pitches - Pitches Thrown	divider	AB	PA	H H - Hits Allowed	1B	2B L - Losses	3B ERA - Earned Run Average ((ER*9)/IP)	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	SO SO - Strikeouts	HBP HBP - Hit Batters	SF	SH	GDP	AVG AVG - Batting Average Against	divider	minVel	maxVel	Vel
2025	Fourseam (FA)	31		8	10	3	3	0	0	0	1	0	2	1	0	0	0	.375		89.5	97.5	93.9
2025	Slider (SL)	24		5	5	0	0	0	0	0	0	0	3	0	0	0	0	.000		83.2	90.1	85.8
2025	Sinker (SI)	18		7	7	1	1	0	0	0	0	0	2	0	0	0	0	.143		88.8	100.0	94.3
2025	Changeup (CH)	12		2	3	1	1	0	0	0	0	0	1	0	0	1	0	.500		83.9	93.8	86.7
2025	Cutter (FC)	8		1	1	0	0	0	0	0	0	0	0	0	0	0	0	.000		83.6	93.2	86.7
2025	Curveball (CU)	4		0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000		72.4	84.6	77.7
2025	Splitter (FS)	4		0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000		83.9	86.5	85.0
Total	Fourseam (FA)	31		8	10	3	3	0	0	0	1	0	2	1	0	0	0	.375		89.5	97.5	93.9
Total	Slider (SL)	24		5	5	0	0	0	0	0	0	0	3	0	0	0	0	.000		83.2	90.1	85.8
Total	Sinker (SI)	18		7	7	1	1	0	0	0	0	0	2	0	0	0	0	.143		88.8	100.0	94.3
Total	Changeup (CH)	12		2	3	1	1	0	0	0	0	0	1	0	0	1	0	.500		83.9	93.8	86.7
Total	Cutter (FC)	8		1	1	0	0	0	0	0	0	0	0	0	0	0	0	.000		83.6	93.2	86.7
Total	Splitter (FS)	4		0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000		83.9	86.5	85.0
Total	Curveball (CU)	4		0	0	0	0	0	0	0	0	0	0	0	0	0	0	.000		72.4	84.6	77.7

Season	Pitch	Pitches Pitches - Pitches Thrown	divider	BB% BB% - Walk Percentage (BB/TBF)	K% K% - Strikeout Percentage (SO/TBF)	BB/K	AVG AVG - Batting Average Against	OBP	SLG	OPS	ISO	BABIP BABIP - Batting Average on Balls in Play	wRC	wRAA	wOBA	wRC+
2025	Fourseam (FA)	31		10.0%	20.0%	0.50	.375	.500	.375	.875	.000	.500	1.9	0.8	.411	169
2025	Slider (SL)	24		0.0%	60.0%	0.00	.000	.000	.000	.000	.000	.000	-0.7	-1.2	.000	-100
2025	Sinker (SI)	18		0.0%	28.6%	0.00	.143	.143	.143	.286	.000	.200	-0.2	-1.0	.128	-16
2025	Changeup (CH)	12		0.0%	33.3%	0.00	.500	.500	.500	1.000	.000	1.000	0.7	0.3	.447	95
2025	Cutter (FC)	8		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	-0.1	-0.2	.000	-100
2025	Curveball (CU)	4		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	0.0	0.0	.000
2025	Splitter (FS)	4		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	0.0	0.0	.000
Total	Fourseam (FA)	31		10.0%	20.0%	0.50	.375	.500	.375	.875	.000	.500	1.9	0.8	.411	169
Total	Slider (SL)	24		0.0%	60.0%	0.00	.000	.000	.000	.000	.000	.000	-0.7	-1.2	.000	-100
Total	Sinker (SI)	18		0.0%	28.6%	0.00	.143	.143	.143	.286	.000	.200	-0.2	-1.0	.128	-16
Total	Changeup (CH)	12		0.0%	33.3%	0.00	.500	.500	.500	1.000	.000	1.000	0.7	0.3	.447	95
Total	Cutter (FC)	8		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	-0.1	-0.2	.000	-100
Total	Splitter (FS)	4		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	0.0	0.0	.000
Total	Curveball (CU)	4		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	0.0	0.0	.000

Season	Pitch	Pitches Pitches - Pitches Thrown	divider	BB% BB% - Walk Percentage (BB/TBF)	K% K% - Strikeout Percentage (SO/TBF)	BB/K	AVG AVG - Batting Average Against	OBP	SLG	OPS	ISO	BABIP BABIP - Batting Average on Balls in Play	wRC	wRAA	wOBA	wRC+
2025	Fourseam (FA)	31		10.0%	20.0%	0.50	.375	.500	.375	.875	.000	.500	1.9	0.8	.411	169
2025	Slider (SL)	24		0.0%	60.0%	0.00	.000	.000	.000	.000	.000	.000	-0.7	-1.2	.000	-100
2025	Sinker (SI)	18		0.0%	28.6%	0.00	.143	.143	.143	.286	.000	.200	-0.2	-1.0	.128	-16
2025	Changeup (CH)	12		0.0%	33.3%	0.00	.500	.500	.500	1.000	.000	1.000	0.7	0.3	.447	95
2025	Cutter (FC)	8		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	-0.1	-0.2	.000	-100
2025	Curveball (CU)	4		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	0.0	0.0	.000
2025	Splitter (FS)	4		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	0.0	0.0	.000
Total	Fourseam (FA)	31		10.0%	20.0%	0.50	.375	.500	.375	.875	.000	.500	1.9	0.8	.411	169
Total	Slider (SL)	24		0.0%	60.0%	0.00	.000	.000	.000	.000	.000	.000	-0.7	-1.2	.000	-100
Total	Sinker (SI)	18		0.0%	28.6%	0.00	.143	.143	.143	.286	.000	.200	-0.2	-1.0	.128	-16
Total	Changeup (CH)	12		0.0%	33.3%	0.00	.500	.500	.500	1.000	.000	1.000	0.7	0.3	.447	95
Total	Cutter (FC)	8		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	-0.1	-0.2	.000	-100
Total	Splitter (FS)	4		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	0.0	0.0	.000
Total	Curveball (CU)	4		0.0%	0.0%	0.00	.000	.000	.000	.000	.000	.000	0.0	0.0	.000

Season	Pitch	Pitches Pitches - Pitches Thrown	divider	LD% LD% - Line Drive Percentage (LD/BIP)	GB% GB% - Ground Ball Percentage (GB/BIP)	FB% FB% - Fly Ball Percentage (FB/BIP)	IFFB% IFFB% - Infield Fly Ball Percentage (IFFB/FB)	HR/FB HR/FB - Home Run to Fly Ball Ratio	Strikes Strikes - Strikes Thrown	Balls Balls - Balls Thrown	Pitches Pitches - Pitches Thrown	divider	xMov	zMov	Mov
2025	Fourseam (FA)	31		40.0%	60.0%	0.0%	0.0%	0.0%	21	10	31		-1.5	9.2	11.3
2025	Slider (SL)	24		0.0%	100.0%	0.0%	0.0%	0.0%	17	7	24		1.5	1.6	4.0
2025	Sinker (SI)	18		0.0%	100.0%	0.0%	0.0%	0.0%	14	4	18		-2.0	4.0	10.8
2025	Changeup (CH)	12		0.0%	100.0%	0.0%	0.0%	0.0%	7	5	12		4.9	1.4	10.0
2025	Cutter (FC)	8		0.0%	100.0%	0.0%	0.0%	0.0%	5	3	8		1.9	3.7	4.3
2025	Curveball (CU)	4		0.0%	0.0%	0.0%	0.0%	0.0%	1	3	4		3.7	-6.5	8.1
2025	Splitter (FS)	4		0.0%	0.0%	0.0%	0.0%	0.0%	3	1	4		-6.7	2.8	7.4
Total	Fourseam (FA)	31		40.0%	60.0%	0.0%	0.0%	0.0%	21	10	31		-1.5	9.2	11.3
Total	Slider (SL)	24		0.0%	100.0%	0.0%	0.0%	0.0%	17	7	24		1.5	1.6	4.0
Total	Sinker (SI)	18		0.0%	100.0%	0.0%	0.0%	0.0%	14	4	18		-2.0	4.0	10.8
Total	Changeup (CH)	12		0.0%	100.0%	0.0%	0.0%	0.0%	7	5	12		4.9	1.4	10.0
Total	Cutter (FC)	8		0.0%	100.0%	0.0%	0.0%	0.0%	5	3	8		1.9	3.7	4.3
Total	Splitter (FS)	4		0.0%	0.0%	0.0%	0.0%	0.0%	3	1	4		-6.7	2.8	7.4
Total	Curveball (CU)	4		0.0%	0.0%	0.0%	0.0%	0.0%	1	3	4		3.7	-6.5	8.1

Season	Pitch	Pitches Pitches - Pitches Thrown	divider	LD% LD% - Line Drive Percentage (LD/BIP)	GB% GB% - Ground Ball Percentage (GB/BIP)	FB% FB% - Fly Ball Percentage (FB/BIP)	IFFB% IFFB% - Infield Fly Ball Percentage (IFFB/FB)	HR/FB HR/FB - Home Run to Fly Ball Ratio	Strikes Strikes - Strikes Thrown	Balls Balls - Balls Thrown	Pitches Pitches - Pitches Thrown	divider	xMov	zMov	Mov
2025	Fourseam (FA)	31		40.0%	60.0%	0.0%	0.0%	0.0%	21	10	31		-1.5	9.2	11.3
2025	Slider (SL)	24		0.0%	100.0%	0.0%	0.0%	0.0%	17	7	24		1.5	1.6	4.0
2025	Sinker (SI)	18		0.0%	100.0%	0.0%	0.0%	0.0%	14	4	18		-2.0	4.0	10.8
2025	Changeup (CH)	12		0.0%	100.0%	0.0%	0.0%	0.0%	7	5	12		4.9	1.4	10.0
2025	Cutter (FC)	8		0.0%	100.0%	0.0%	0.0%	0.0%	5	3	8		1.9	3.7	4.3
2025	Curveball (CU)	4		0.0%	0.0%	0.0%	0.0%	0.0%	1	3	4		3.7	-6.5	8.1
2025	Splitter (FS)	4		0.0%	0.0%	0.0%	0.0%	0.0%	3	1	4		-6.7	2.8	7.4
Total	Fourseam (FA)	31		40.0%	60.0%	0.0%	0.0%	0.0%	21	10	31		-1.5	9.2	11.3
Total	Slider (SL)	24		0.0%	100.0%	0.0%	0.0%	0.0%	17	7	24		1.5	1.6	4.0
Total	Sinker (SI)	18		0.0%	100.0%	0.0%	0.0%	0.0%	14	4	18		-2.0	4.0	10.8
Total	Changeup (CH)	12		0.0%	100.0%	0.0%	0.0%	0.0%	7	5	12		4.9	1.4	10.0
Total	Cutter (FC)	8		0.0%	100.0%	0.0%	0.0%	0.0%	5	3	8		1.9	3.7	4.3
Total	Splitter (FS)	4		0.0%	0.0%	0.0%	0.0%	0.0%	3	1	4		-6.7	2.8	7.4
Total	Curveball (CU)	4		0.0%	0.0%	0.0%	0.0%	0.0%	1	3	4		3.7	-6.5	8.1

Season	Pitch	Pitches Pitches - Pitches Thrown	divider	O-Swing% O-Swing% - Percentage of pitches a batter swings at outside the strike zone	Z-Swing% Z-Swing% - Percentage of pitches a batter swings at inside the strike zone.	Swing% Swing% - Total percentage of pitches a batter swings at	O-Contact% O-Contact% - Percentage of times a batter makes contact with the ball when swinging at pitches thrown outside the strike zone	Z-Contact% Z-Contact% - Percentage of times a batter makes contact with the ball when swinging at pitches thrown inside the strike zone	Contact% Contact% - Total percentage of contact made when swinging at all pitches	Zone% Zone% - Percentage of pitches seen inside the strike zone	SwStr% SwStr% - Percentage of Strikes that were swung at and missed	divider	pVAL	pVAL/C
2025	Fourseam (FA)	31		38.5%	72.2%	58.1%	60.0%	84.6%	77.8%	58.1%	12.9%		-1.4	-4.6
2025	Slider (SL)	24		50.0%	70.0%	58.3%	28.6%	71.4%	50.0%	41.7%	29.2%		1.1	4.8
2025	Sinker (SI)	18		0.0%	71.4%	55.6%		70.0%	70.0%	77.8%	16.7%		0.5	2.6
2025	Changeup (CH)	12		28.6%	80.0%	50.0%	100.0%	50.0%	66.7%	41.7%	16.7%		-0.2	-1.8
2025	Cutter (FC)	8		40.0%	66.7%	50.0%	50.0%	100.0%	75.0%	37.5%	12.5%		0.2	3.1
2025	Curveball (CU)	4		0.0%	0.0%	0.0%				50.0%	0.0%		-0.1	-2.4
2025	Splitter (FS)	4		66.7%	100.0%	75.0%	50.0%	100.0%	66.7%	25.0%	25.0%		0.0	0.4
Total	Fourseam (FA)	31		38.5%	72.2%	58.1%	60.0%	84.6%	77.8%	58.1%	12.9%		-1.4	-4.6
Total	Slider (SL)	24		50.0%	70.0%	58.3%	28.6%	71.4%	50.0%	41.7%	29.2%		1.1	4.8
Total	Sinker (SI)	18		0.0%	71.4%	55.6%		70.0%	70.0%	77.8%	16.7%		0.5	2.6
Total	Changeup (CH)	12		28.6%	80.0%	50.0%	100.0%	50.0%	66.7%	41.7%	16.7%		-0.2	-1.8
Total	Cutter (FC)	8		40.0%	66.7%	50.0%	50.0%	100.0%	75.0%	37.5%	12.5%		0.2	3.1
Total	Splitter (FS)	4		66.7%	100.0%	75.0%	50.0%	100.0%	66.7%	25.0%	25.0%		0.0	0.4
Total	Curveball (CU)	4		0.0%	0.0%	0.0%				50.0%	0.0%		-0.1	-2.4

Season	Pitch	Pitches Pitches - Pitches Thrown	divider	O-Swing% O-Swing% - Percentage of pitches a batter swings at outside the strike zone	Z-Swing% Z-Swing% - Percentage of pitches a batter swings at inside the strike zone.	Swing% Swing% - Total percentage of pitches a batter swings at	O-Contact% O-Contact% - Percentage of times a batter makes contact with the ball when swinging at pitches thrown outside the strike zone	Z-Contact% Z-Contact% - Percentage of times a batter makes contact with the ball when swinging at pitches thrown inside the strike zone	Contact% Contact% - Total percentage of contact made when swinging at all pitches	Zone% Zone% - Percentage of pitches seen inside the strike zone	SwStr% SwStr% - Percentage of Strikes that were swung at and missed	divider	pVAL	pVAL/C
2025	Fourseam (FA)	31		38.5%	72.2%	58.1%	60.0%	84.6%	77.8%	58.1%	12.9%		-1.4	-4.6
2025	Slider (SL)	24		50.0%	70.0%	58.3%	28.6%	71.4%	50.0%	41.7%	29.2%		1.1	4.8
2025	Sinker (SI)	18		0.0%	71.4%	55.6%		70.0%	70.0%	77.8%	16.7%		0.5	2.6
2025	Changeup (CH)	12		28.6%	80.0%	50.0%	100.0%	50.0%	66.7%	41.7%	16.7%		-0.2	-1.8
2025	Cutter (FC)	8		40.0%	66.7%	50.0%	50.0%	100.0%	75.0%	37.5%	12.5%		0.2	3.1
2025	Curveball (CU)	4		0.0%	0.0%	0.0%				50.0%	0.0%		-0.1	-2.4
2025	Splitter (FS)	4		66.7%	100.0%	75.0%	50.0%	100.0%	66.7%	25.0%	25.0%		0.0	0.4
Total	Fourseam (FA)	31		38.5%	72.2%	58.1%	60.0%	84.6%	77.8%	58.1%	12.9%		-1.4	-4.6
Total	Slider (SL)	24		50.0%	70.0%	58.3%	28.6%	71.4%	50.0%	41.7%	29.2%		1.1	4.8
Total	Sinker (SI)	18		0.0%	71.4%	55.6%		70.0%	70.0%	77.8%	16.7%		0.5	2.6
Total	Changeup (CH)	12		28.6%	80.0%	50.0%	100.0%	50.0%	66.7%	41.7%	16.7%		-0.2	-1.8
Total	Cutter (FC)	8		40.0%	66.7%	50.0%	50.0%	100.0%	75.0%	37.5%	12.5%		0.2	3.1
Total	Splitter (FS)	4		66.7%	100.0%	75.0%	50.0%	100.0%	66.7%	25.0%	25.0%		0.0	0.4
Total	Curveball (CU)	4		0.0%	0.0%	0.0%				50.0%	0.0%		-0.1	-2.4