Christian Koss

#50 - 2B

San Francisco Giants

Bats / Throws	Right / Right
Date of Birth	1/27/1998 (28)
Height, Weight	6'1", 185 lb
Hometown	Riverside, CA

2026 Season Stats

Needs more playing time to qualify

MLB Rank MLB Average

	PA	R	HR	RBI	SB	AVG	wOBA
	7	0	0	0	0	.143	.186

	353^rd 48 PA	348^th 6 R	219^th 1 HR	335^th 5 RBI	165^th 1 SB	314^th .234 AVG	331^st .314 wOBA

	K%	BB%	IPA%	HC%	xAVG	xwOBA
	0.0%	0.0%	14.3%	28.6%	.100	.095

	1^st - K%	339^th - BB%	331^st - IPA%	353^rd - HC%	344^th - xAVG	352^nd - xwOBA

Articles

4/5/2026Fantasy Baseball Relief Pitcher Roundup: 4/4Rick Graham

9/25/2025The PLV Power Report: Reviewing This Year's RookiesRyan Amore

8/19/2025MLB News & Moments You Should Know: 8/19/2025Steve Drumwright

5/14/2025MLB News & Moments You Should Know: 5/14/2025Pablo Figueroa

4/25/2025MLB News & Moments You Should Know: 4/25/2025Justin Alston

See More Articles

Stats Glossary

Christian Koss Overview

Hide 2026 MLB Percentile | Hide 2026 MLB Average

Year	Team	G	PA	R	HR	RBI	SB	AVG	OBP	SLG	wOBA	xwOBA	Z-Con%	K%	BB%	HR/FB%	BABIP	Brl%	ICR	IPA%
2025	SF	74	191	25	3	23	4	.264	.309	.368	.297	.311	73.0%	23.6%	4.7%	10.0%	.336	6.0%	36.6%	25.7%
2026	SF	4	7	0	0	0	0	.143	.143	.286	.186	.095	100.0%	0.0%	0.0%	-	.143	0.0%	14.3%	14.3%
MLB Percentile		0	0	0	0	0	0	10	1	27	6	0	99	100	0	98	4	0	1	5
MLB AVG		13	48	6	1	5	1	.234	.316	.371	.314	.316	83.9%	23.2%	9.7%	15.7%	.289	7.7%	38.2%	25.1%
Career		78	198	25	3	23	4	.260	.303	.365	.303	.315	73.9%	22.7%	4.5%	10.0%	.326	5.7%	35.5%	25.3%

Christian Koss Game Log

Date Range

Christian Koss Standard

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Year	Team	1B	2B	3B	HR	SB	CS	K	BB	HBP	H	TB	HC	Brl
2025	SF	34	9	0	3	4	1	45	9	3	46	76	45	8
2026	SF	0	1	0	0	0	0	0	0	0	1	2	2	0
MLB Percentile		0	17	0	0	0	0	100	0	0	1	0	1	0
MLB AVG		7	2	0	1	1	0	11	5	1	10	21	13	2
Career		34	10	0	3	4	1	45	9	3	47	78	47	8

Christian Koss Advanced

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Year	Team	K%	BB%	AVG	OBP	SLG	wOBA	ISO	BABIP	xAVG	xSLG	xwOBA	xBABIP	xwoBACON	Max EV	FB EV	LA
2025	SF	23.6%	4.7%	.264	.309	.368	.297	.104	.336	.262	.414	.311	.321	.374	108.1	88.1	4.1
2026	SF	0.0%	0.0%	.143	.143	.286	.186	.143	.143	.100	.110	.095	.100	.095	100.1	-	29.0
MLB Percentile		100	0	10	1	27	6	57	4	3	2	0	1	1	2	98	96
MLB AVG		23.2%	9.7%	.234	.316	.371	.314	.137	.289	.231	.382	.316	.281	.365	107.8	89.2	13.3
Career		22.7%	4.5%	.260	.303	.365	.303	.105	.326	.255	.402	.315	.310	.374	108.1	88.1	5.3

Christian Koss Batted Ball › Contact

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Year	Team	GB%	LD%	FB%	PU%	SS%	Pull%	Cent%	Oppo%	Foul Str%	PC%	Fl&B%	Solid%	Brl%	ICR
2025	SF	50.7%	23.1%	22.4%	3.7%	34.3%	38.1%	31.3%	30.6%	16.8%	63.4%	26.1%	4.5%	6.0%	36.6%
2026	SF	28.6%	14.3%	0.0%	57.1%	14.3%	14.3%	42.9%	42.9%	5.6%	85.7%	14.3%	0.0%	0.0%	14.3%
MLB Percentile		9	18	0	0	3	1	84	96	0	1	10	0	0	1
MLB AVG		44.1%	21.6%	23.9%	10.4%	34.3%	42.0%	33.3%	24.7%	17.5%	61.8%	24.5%	6.1%	7.7%	38.2%
Career		49.6%	22.7%	21.3%	6.4%	33.3%	36.9%	31.9%	31.2%	16.5%	64.4%	25.5%	4.3%	5.7%	35.5%

Christian Koss Batted Ball › Outcomes

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Year	Team	AVG	wOBA	BABIP	BACON	xAVG	xwOBA	xBABIP	xwoBACON	EV	FB EV	LA	HR/FB	ICR	IPA%
2025	SF	.264	.297	.336	.351	.262	.311	.321	.374	84.9	88.1	4.1	10.0%	36.6%	25.7%
2026	SF	.143	.186	.143	.143	.100	.095	.100	.095	89.3	-	29.0	-	14.3%	14.3%
MLB Percentile		10	6	4	3	3	0	1	1	57	98	96	98	1	5
MLB AVG		.234	.314	.289	.316	.231	.316	.281	.365	88.3	89.2	13.3	15.7%	38.2%	25.1%
Career		.260	.303	.326	.341	.255	.315	.310	.374	85.2	88.1	5.3	10.0%	35.5%	25.3%

Christian Koss Approach › Plate Discipline

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Year	Team	Zone%	Str%	Swing%	O-Sw%	Whiff%	Foul Str%	Con%	Z-Con%	O-Con%	CS%	SwStr%	CSW%	BIP%	PLUS%
2025	SF	51.4%	68.5%	55.0%	37.4%	31.6%	16.8%	68.4%	73.0%	59.0%	13.5%	17.4%	30.9%	20.8%	61.3%
2026	SF	66.7%	66.7%	50.0%	16.7%	11.1%	5.6%	88.9%	100.0%	0.0%	16.7%	5.6%	22.2%	38.9%	61.1%
MLB Percentile		100	76	67	97	97	0	97	99	0	46	94	94	100	76
MLB AVG		44.2%	63.3%	46.8%	31.5%	26.0%	17.5%	74.0%	83.9%	57.4%	16.6%	12.2%	28.8%	17.0%	58.0%
Career		51.8%	68.4%	54.8%	37.0%	31.1%	16.5%	68.9%	73.9%	58.5%	13.6%	17.1%	30.7%	21.3%	61.3%

Christian Koss Approach › Locations

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Year	Team	Zone%	iLoc%	x-mLoc%	oLoc%	hiLoc%	y-mLoc%	loLoc%	aLoc%	gLoc%	mmLoc%
2025	SF	51.4%	29.0%	26.6%	44.4%	24.2%	27.0%	48.8%	31.1%	42.4%	7.6%
2026	SF	66.7%	22.2%	55.6%	22.2%	27.8%	44.4%	27.8%	22.2%	22.2%	33.3%
MLB Percentile		100	5	100	0	8	100	1	1	1	100
MLB AVG		44.2%	29.9%	27.0%	43.2%	35.6%	22.6%	41.8%	35.3%	37.7%	6.4%
Career		51.8%	28.9%	27.3%	43.8%	24.3%	27.5%	48.2%	30.8%	41.8%	8.3%

Christian Koss Approach › Counts

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Year	Team	Early%	Behind%	2-Str%	Early BIP%	F-Str%	TF-Str%	ECS%	2-Str O-Sw%	PAR%
2025	SF	61.2%	8.2%	30.6%	21.3%	63.9%	45.5%	17.3%	21.3%	22.8%
2026	SF	77.8%	11.1%	11.1%	28.6%	71.4%	42.9%	21.4%	-	0.0%
MLB Percentile		0	33	100	99	90	19	49	0	100
MLB AVG		58.2%	12.5%	29.6%	14.3%	60.0%	49.4%	21.3%	27.1%	20.0%
Career		61.6%	8.3%	30.1%	21.6%	64.1%	45.5%	17.4%	21.1%	22.6%

Christian Koss PLV

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Year	Team	P	PLV	QP%	AP%	BP%	Q-BP%	MTK%	HP	HL
2025	SF	644	5.16	46.0%	18.9%	35.1%	10.9%	7.9%	5.9	+14
2026	SF	18	5.05	44.4%	22.2%	33.3%	11.1%	5.6%	-0.9	0
MLB Percentile		0	58	28	93	26	26	78	31	38
MLB AVG		190	5.00	46.6%	17.8%	35.6%	11.0%	4.3%	1.1	+1
Career		662	5.16	45.9%	19.0%	35.0%	10.9%	7.9%	5.0	+13

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