Pitching

Diego Perez

Chicago White Sox (CPX)

Age: 18

Bats/Throws: R/R

6'0" / 153

DOB: 7/3/2008

(18 years, 4 months, 12 days)

Player Dashboard:

Season	2026
Team	CHW
Level	MiLB
G	6
GS	3
IP	8.0
K%	14.0%
BB%	29.8%
GB%	42.3%
ERA	19.13
FIP	11.53
WAR

News

12/23/25

Chicago White Sox Top 40 Prospects

James Fegan

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Injury Report

Season	2026
Team	CHW
Level	MiLB
G	6
GS	3
IP	8.0
K%	14.0%
BB%	29.8%
GB%	42.3%
ERA	19.13
FIP	11.53
WAR

News

12/23/25

Chicago White Sox Top 40 Prospects

James Fegan

Article Source

All

Show

Rotowire News

Injury Report

Stats

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Preseason ProjectionsMinor Leagues

Season	Team	Level	Age	W	L	G	GS	IP	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	ERA	FIP	xFIP	WAR
2025	CHW	DSL	16	1	2	16	11	31.2	9.38	6.25	0.57	.325	65.8%	35.7%	6.7%	5.12	5.33	5.15
2026	CHW	CPX	17	0	1	6	3	8.0	9.00	19.13	0.00	.462	48.6%	42.3%	0.0%	19.13	11.53	13.20
2027	Steamer	PROJ	18	0	0	0	0	1.0	4.30	8.21	1.65	.298	66.8%	39.9%		7.46	7.44	7.19	0.0

Season	Team	Level	Age	W	L	G	GS	IP	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	ERA	FIP	xFIP	WAR
2025	CHW	DSL	16	1	2	16	11	31.2	9.38	6.25	0.57	.325	65.8%	35.7%	6.7%	5.12	5.33	5.15
2026	CHW	CPX	17	0	1	6	3	8.0	9.00	19.13	0.00	.462	48.6%	42.3%	0.0%	19.13	11.53	13.20
2027	Steamer	PROJ	18	0	0	0	0	1.0	4.30	8.21	1.65	.298	66.8%	39.9%		7.46	7.44	7.19	0.0

Preseason ProjectionsMinor Leagues

Season	Team	Level	W	L	ERA	G	GS	QS	BS	IP	TBF	H	R	ER	HR	BB	HBP	WP	BK	SO
2025	CHW	DSL	1	2	5.12	16	11		0	31.2	145	29	21	18	2	22	5	12	0	33
2026	CHW	CPX	0	1	19.13	6	3		0	8.0	57	12	18	17	0	17	6	3	0	8
2027	Steamer	PROJ	0	0	7.46	0	0	0		1.0	5	1	1	1	0	1	0			0

Season	Team	Level	W	L	ERA	G	GS	QS	BS	IP	TBF	H	R	ER	HR	BB	HBP	WP	BK	SO
2025	CHW	DSL	1	2	5.12	16	11		0	31.2	145	29	21	18	2	22	5	12	0	33
2026	CHW	CPX	0	1	19.13	6	3		0	8.0	57	12	18	17	0	17	6	3	0	8
2027	Steamer	PROJ	0	0	7.46	0	0	0		1.0	5	1	1	1	0	1	0			0

Preseason ProjectionsMinor LeaguesAverages

Season	Team	Level	K/9	BB/9	K/BB	HR/9	K%	BB%	K-BB%	AVG	WHIP	BABIP	LOB%	ERA-	FIP-	FIP
2025	CHW	DSL	9.38	6.25	1.50	0.57	22.8%	15.2%	7.6%	.246	1.61	.325	65.8%	94	98	5.33
2026	CHW	CPX	9.00	19.13	0.47	0.00	14.0%	29.8%	-15.8%	.353	3.63	.462	48.6%	307	183	11.53
2027	Steamer	PROJ	4.30	8.21	0.52	1.65	9.5%	18.1%	-8.6%	.295	2.11	.298	66.8%			7.44

Season	Team	Level	K/9	BB/9	K/BB	HR/9	K%	BB%	K-BB%	AVG	WHIP	BABIP	LOB%	ERA-	FIP-	FIP
2025	CHW	DSL	9.38	6.25	1.50	0.57	22.8%	15.2%	7.6%	.246	1.61	.325	65.8%	94	98	5.33
2026	CHW	CPX	9.00	19.13	0.47	0.00	14.0%	29.8%	-15.8%	.353	3.63	.462	48.6%	307	183	11.53
2027	Steamer	PROJ	4.30	8.21	0.52	1.65	9.5%	18.1%	-8.6%	.295	2.11	.298	66.8%			7.44

Preseason ProjectionsMinor Leagues

Season	Team	Level	GB/FB	LD%	GB%	FB%	IFFB%	HR/FB	Pull%	Cent%	Oppo%	xFIP-	xFIP
2025	CHW	DSL	0.83	21.4%	35.7%	42.9%	16.7%	6.7%	49.3%	29.6%	21.1%	98	5.15
2026	CHW	CPX	1.22	23.1%	42.3%	34.6%	0.0%	0.0%	50.0%	19.2%	30.8%	216	13.20
2027	Steamer	PROJ		20.5%	39.9%	39.6%							7.19

Season	Team	Level	GB/FB	LD%	GB%	FB%	IFFB%	HR/FB	Pull%	Cent%	Oppo%	xFIP-	xFIP
2025	CHW	DSL	0.83	21.4%	35.7%	42.9%	16.7%	6.7%	49.3%	29.6%	21.1%	98	5.15
2026	CHW	CPX	1.22	23.1%	42.3%	34.6%	0.0%	0.0%	50.0%	19.2%	30.8%	216	13.20
2027	Steamer	PROJ		20.5%	39.9%	39.6%							7.19

Preseason ProjectionsMinor Leagues

Season	Team	Level	GB	FB	LD	IFFB	Balls	Strikes	Pitches
2025	CHW	DSL	25	30	15	5	211	247	458
2026	CHW	CPX	11	9	6	0	118	97	215
2027	Steamer	PROJ	1	1	1

Season	Team	Level	GB	FB	LD	IFFB	Balls	Strikes	Pitches
2025	CHW	DSL	25	30	15	5	211	247	458
2026	CHW	CPX	11	9	6	0	118	97	215
2027	Steamer	PROJ	1	1	1

MLB F-Strike%, SwStr%, CStr%, CSW% are from the Sports Info Solution data source.
All MiLB and Pace data are from Statcast.

Preseason ProjectionsMinor LeaguesAverages

Season	Team	Level	O-Swing%	Z-Swing%	Swing%	divider	O-Contact%	Z-Contact%	Contact%	Zone%	divider	F-Strike%	SwStr%	CStr%	CSW%	divider	Pace
2025	CHW	DSL			38.9%				64.6%			30.3%	13.8%	15.1%	28.8%
2026	CHW	CPX			30.2%				76.9%			29.8%	7.0%	14.9%	21.9%

Season	Team	Level	O-Swing%	Z-Swing%	Swing%	divider	O-Contact%	Z-Contact%	Contact%	Zone%	divider	F-Strike%	SwStr%	CStr%	CSW%	divider	Pace
2025	CHW	DSL			38.9%				64.6%			30.3%	13.8%	15.1%	28.8%
2026	CHW	CPX			30.2%				76.9%			29.8%	7.0%	14.9%	21.9%

Preseason ProjectionsMinor Leagues

Season	Team	Level	Pos	G	GS	Inn	PO	A	divider	E	FE	TE	divider	DP	DPS	DPT	DPF	divider	Scp	divider	SB	CS	PB	WP	divider	FP	divider	TZ
2025	CHW	DSL	P	16	11	31.2	2	4		2				0
2026	CHW	CPX	P	6	3	8.0	0	0		5				0

Season	Team	Level	Pos	G	GS	Inn	PO	A	divider	E	FE	TE	divider	DP	DPS	DPT	DPF	divider	Scp	divider	SB	CS	PB	WP	divider	FP	divider	TZ
2025	CHW	DSL	P	16	11	31.2	2	4		2				0
2026	CHW	CPX	P	6	3	8.0	0	0		5				0

Diego Perez

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Plate Discipline - Statcast

Fielding

BAL	CHW	ATH
BOS	CLE	HOU
NYY	DET	LAA
TBR	KCR	SEA
TOR	MIN	TEX

ATL	CHC	ARI
MIA	CIN	COL
NYM	MIL	LAD
PHI	PIT	SDP
WSN	STL	SFG