Pitching

Yander Bonaci

Boston Red Sox (A)

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Age: 19

Bats/Throws: L/L

5'11" / 162

DOB: 10/25/2006

(19 years, 11 months, 14 days)

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Preseason ProjectionsMinor Leagues

Season	Team	Level	Age	W	L	SV	G	GS	IP	divider	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	divider	vFA	divider	ERA	xERA	FIP	xFIP	WAR
2024	BOS	DSL	17	5	0	1	15	0	25.1		11.72	5.33	0.71	.231	67.3%	41.5%	10.0%				4.26		4.77	4.18
2025	BOS	DSL	18	4	1	0	12	2	39.0		10.15	3.46	0.69	.333	72.8%	57.0%	11.5%				2.54		3.93	3.39
2026	Steamer	PROJ	19	0	0	0	1	0	1.0		4.75	8.01	1.40	.297	69.1%	42.2%					6.60		6.91	6.89	0.0
2026	BOS	CPX	19	0	3	2	15	0	16.1		11.57	6.61	0.55	.348	70.9%	37.8%	5.6%				4.41		5.03	5.71
2026	BOS	A	19	1	1	0	4	0	4.1		4.15	6.23	0.00	.250	44.4%	26.7%	0.0%				10.38		6.20	8.46
2026	BOS	MiLB	19	1	4	2	19	0	20.2		10.02	6.53	0.44	.323	64.8%	35.0%	4.0%				5.66		5.28	6.28

Season	Team	Level	Age	W	L	SV	G	GS	IP	divider	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	divider	vFA	divider	ERA	xERA	FIP	xFIP	WAR
2024	BOS	DSL	17	5	0	1	15	0	25.1		11.72	5.33	0.71	.231	67.3%	41.5%	10.0%				4.26		4.77	4.18
2025	BOS	DSL	18	4	1	0	12	2	39.0		10.15	3.46	0.69	.333	72.8%	57.0%	11.5%				2.54		3.93	3.39
2026	Steamer	PROJ	19	0	0	0	1	0	1.0		4.75	8.01	1.40	.297	69.1%	42.2%					6.60		6.91	6.89	0.0
2026	BOS	CPX	19	0	3	2	15	0	16.1		11.57	6.61	0.55	.348	70.9%	37.8%	5.6%				4.41		5.03	5.71
2026	BOS	A	19	1	1	0	4	0	4.1		4.15	6.23	0.00	.250	44.4%	26.7%	0.0%				10.38		6.20	8.46
2026	BOS	MiLB	19	1	4	2	19	0	20.2		10.02	6.53	0.44	.323	64.8%	35.0%	4.0%				5.66		5.28	6.28

Preseason ProjectionsMinor Leagues

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2024	BOS	DSL	5	0	4.26	15	0		0	0	1	4	0	25.1	107	14	13	12	2	15	0	5	5	0	33
2025	BOS	DSL	4	1	2.54	12	2		1	0	0	0	1	39.0	173	40	18	11	3	15	0	0	6	2	44
2026	Steamer	PROJ	0	0	6.60	1	0	0	0	0	0	0		1.0	5	1	1	1	0	1	0	0			1
2026	BOS	CPX	0	3	4.41	15	0		0	0	2	0	1	16.1	82	17	10	8	1	12	0	2	2	0	21
2026	BOS	A	1	1	10.38	4	0		0	0	0	0	1	4.1	23	4	5	5	0	3	0	2	0	0	2
2026	BOS	MiLB	1	4	5.66	19	0		0	0	2	0	2	20.2	105	21	15	13	1	15	0	4	2	0	23

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2024	BOS	DSL	5	0	4.26	15	0		0	0	1	4	0	25.1	107	14	13	12	2	15	0	5	5	0	33
2025	BOS	DSL	4	1	2.54	12	2		1	0	0	0	1	39.0	173	40	18	11	3	15	0	0	6	2	44
2026	Steamer	PROJ	0	0	6.60	1	0	0	0	0	0	0		1.0	5	1	1	1	0	1	0	0			1
2026	BOS	CPX	0	3	4.41	15	0		0	0	2	0	1	16.1	82	17	10	8	1	12	0	2	2	0	21
2026	BOS	A	1	1	10.38	4	0		0	0	0	0	1	4.1	23	4	5	5	0	3	0	2	0	0	2
2026	BOS	MiLB	1	4	5.66	19	0		0	0	2	0	2	20.2	105	21	15	13	1	15	0	4	2	0	23

Preseason ProjectionsMinor LeaguesAverages

Season	Team	Level	K/9	BB/9	K/BB	HR/9	divider	K%	BB%	K-BB%	divider	AVG	WHIP	BABIP	LOB%	divider	ERA-	FIP-	divider	FIP
2024	BOS	DSL	11.72	5.33	2.20	0.71		30.8%	14.0%	16.8%		.161	1.14	.231	67.3%		89	99		4.77
2025	BOS	DSL	10.15	3.46	2.93	0.69		25.4%	8.7%	16.8%		.253	1.41	.333	72.8%		49	74		3.93
2026	Steamer	PROJ	4.75	8.01	0.59	1.40		10.7%	18.0%	-7.3%		.285	2.03	.297	69.1%					6.91
2026	BOS	CPX	11.57	6.61	1.75	0.55		25.6%	14.6%	11.0%		.250	1.78	.348	70.9%		72	86		5.03
2026	BOS	A	4.15	6.23	0.67	0.00		8.7%	13.0%	-4.3%		.222	1.62	.250	44.4%		210	131		6.20
2026	BOS	MiLB	10.02	6.53	1.53	0.44		21.9%	14.3%	7.6%		.244	1.74	.323	64.8%		101	96		5.28

Season	Team	Level	K/9	BB/9	K/BB	HR/9	divider	K%	BB%	K-BB%	divider	AVG	WHIP	BABIP	LOB%	divider	ERA-	FIP-	divider	FIP
2024	BOS	DSL	11.72	5.33	2.20	0.71		30.8%	14.0%	16.8%		.161	1.14	.231	67.3%		89	99		4.77
2025	BOS	DSL	10.15	3.46	2.93	0.69		25.4%	8.7%	16.8%		.253	1.41	.333	72.8%		49	74		3.93
2026	Steamer	PROJ	4.75	8.01	0.59	1.40		10.7%	18.0%	-7.3%		.285	2.03	.297	69.1%					6.91
2026	BOS	CPX	11.57	6.61	1.75	0.55		25.6%	14.6%	11.0%		.250	1.78	.348	70.9%		72	86		5.03
2026	BOS	A	4.15	6.23	0.67	0.00		8.7%	13.0%	-4.3%		.222	1.62	.250	44.4%		210	131		6.20
2026	BOS	MiLB	10.02	6.53	1.53	0.44		21.9%	14.3%	7.6%		.244	1.74	.323	64.8%		101	96		5.28