Pitching

Calvin Bickerstaff

Boston Red Sox (A+)

Age: 24

Bats/Throws: R/R

6'5" / 205

DOB: 1/22/2002

(24 years, 8 months)

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Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training

Season	Team	Level	Age	W	L	SV	G	GS	IP	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	ERA	FIP	xFIP	WAR
2024	BOS	A	22	0	0	0	4	0	6.1	9.95	0.00	1.42	.154	62.5%	46.2%	20.0%	2.84	3.42	2.08
2025	BOS	CPX	23	1	0	0	3	1	6.2	4.05	5.40	0.00	.238	60.0%	25.0%	0.0%	4.05	4.92	5.89
2025	BOS	A	23	3	2	3	22	0	43.1	10.18	3.12	0.21	.331	58.0%	39.3%	2.6%	4.36	2.92	3.35
2025	BOS	MiLB	23	4	2	3	25	1	50.0	9.36	3.42	0.18	.317	58.3%	37.2%	2.1%	4.32	3.19	3.69
2026	BOS	ST	24	0	1	0	2	0	0.1	27.00	0.00	0.00	1.000	50.0%	0.0%	0.0%	27.00	-2.35	3.26
2026	Steamer	PROJ	24	0	0	0	1	0	1.0	5.63	5.71	1.42	.303	68.3%	41.7%		6.04	5.98	5.88	0.0
2026	OOPSY	PROJ	24	0	0	0	1	0	2.0	5.40	3.98	1.46	.303	63.4%			5.87	5.52		0.0
2026	BOS	A	24	0	0	0	1	0	2.2	6.75	3.38	3.38	.333	83.3%	22.2%	33.3%	3.38	8.16	4.86
2026	BOS	A+	24	6	2	1	26	0	63.0	6.86	2.86	1.14	.265	68.3%	32.8%	10.4%	4.29	4.84	5.52
2026	BOS	AA	24	0	0	0	1	0	3.0	9.00	3.00	6.00	.333	100.0%	18.2%	40.0%	6.00	11.27	5.71
2026	BOS	MiLB	24	6	2	1	28	0	68.2	6.95	2.88	1.44	.271	71.4%	31.6%	12.9%	4.33	5.25	5.50
2026	Steamer	ROS	24	0	0	0	1	0	1.0	5.90	3.69	1.47	.297	69.0%			5.33	5.28		0.0
2026	OOPSY	ROS	24	0	0	0	1	1	2.3	4.28	3.66	1.56	.293	60.9%			6.12	5.80		0.0

Season	Team	Level	Age	W	L	SV	G	GS	IP	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	ERA	FIP	xFIP	WAR
2024	BOS	A	22	0	0	0	4	0	6.1	9.95	0.00	1.42	.154	62.5%	46.2%	20.0%	2.84	3.42	2.08
2025	BOS	CPX	23	1	0	0	3	1	6.2	4.05	5.40	0.00	.238	60.0%	25.0%	0.0%	4.05	4.92	5.89
2025	BOS	A	23	3	2	3	22	0	43.1	10.18	3.12	0.21	.331	58.0%	39.3%	2.6%	4.36	2.92	3.35
2025	BOS	MiLB	23	4	2	3	25	1	50.0	9.36	3.42	0.18	.317	58.3%	37.2%	2.1%	4.32	3.19	3.69
2026	BOS	ST	24	0	1	0	2	0	0.1	27.00	0.00	0.00	1.000	50.0%	0.0%	0.0%	27.00	-2.35	3.26
2026	Steamer	PROJ	24	0	0	0	1	0	1.0	5.63	5.71	1.42	.303	68.3%	41.7%		6.04	5.98	5.88	0.0
2026	OOPSY	PROJ	24	0	0	0	1	0	2.0	5.40	3.98	1.46	.303	63.4%			5.87	5.52		0.0
2026	BOS	A	24	0	0	0	1	0	2.2	6.75	3.38	3.38	.333	83.3%	22.2%	33.3%	3.38	8.16	4.86
2026	BOS	A+	24	6	2	1	26	0	63.0	6.86	2.86	1.14	.265	68.3%	32.8%	10.4%	4.29	4.84	5.52
2026	BOS	AA	24	0	0	0	1	0	3.0	9.00	3.00	6.00	.333	100.0%	18.2%	40.0%	6.00	11.27	5.71
2026	BOS	MiLB	24	6	2	1	28	0	68.2	6.95	2.88	1.44	.271	71.4%	31.6%	12.9%	4.33	5.25	5.50
2026	Steamer	ROS	24	0	0	0	1	0	1.0	5.90	3.69	1.47	.297	69.0%			5.33	5.28		0.0
2026	OOPSY	ROS	24	0	0	0	1	1	2.3	4.28	3.66	1.56	.293	60.9%			6.12	5.80		0.0

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training

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	A	0	0	2.84	4	0		0	0	0	1	0	6.1	21	3	2	2	1	0	0	0	0	0	7
2025	BOS	CPX	1	0	4.05	3	1		0	0	0	0	0	6.2	29	5	4	3	0	4	0	1	2	0	3
2025	BOS	A	3	2	4.36	22	0		0	0	3	0	1	43.1	190	41	26	21	1	15	0	4	7	0	49
2025	BOS	MiLB	4	2	4.32	25	1		0	0	3	0	1	50.0	219	46	30	24	1	19	0	5	9	0	52
2026	BOS	ST	0	1	27.00	2	0		0	0	0	1	1	0.1	3	2	1	1	0	0	0	0	0	0	1
2026	Steamer	PROJ	0	0	6.04	1	0	0	0	0	0	0		1.0	5	1	1	1	0	1	0	0			1
2026	OOPSY	PROJ	0	0	5.87	1	0	0			0	0		2.0	9	2	1	1	0	1	0	0			1
2026	BOS	A	0	0	3.38	1	0		0	0	0	0	0	2.2	13	4	2	1	1	1	0	0	0	0	2
2026	BOS	A+	6	2	4.29	26	0		0	0	1	2	3	63.0	264	57	33	30	8	20	1	3	1	0	48
2026	BOS	AA	0	0	6.00	1	0		0	0	0	0	0	3.0	15	5	2	2	2	1	0	0	0	0	3
2026	BOS	MiLB	6	2	4.33	28	0		0	0	1	2	3	68.2	292	66	37	33	11	22	1	3	1	0	53
2026	Steamer	ROS	0	0	5.33	1	0	0	0	0	0	0		1.0	4	1	1	1	0	0		0			1
2026	OOPSY	ROS	0	0	6.12	1	1	0			0	0		2.3	10	3	2	2	0	1	0	0			1

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	A	0	0	2.84	4	0		0	0	0	1	0	6.1	21	3	2	2	1	0	0	0	0	0	7
2025	BOS	CPX	1	0	4.05	3	1		0	0	0	0	0	6.2	29	5	4	3	0	4	0	1	2	0	3
2025	BOS	A	3	2	4.36	22	0		0	0	3	0	1	43.1	190	41	26	21	1	15	0	4	7	0	49
2025	BOS	MiLB	4	2	4.32	25	1		0	0	3	0	1	50.0	219	46	30	24	1	19	0	5	9	0	52
2026	BOS	ST	0	1	27.00	2	0		0	0	0	1	1	0.1	3	2	1	1	0	0	0	0	0	0	1
2026	Steamer	PROJ	0	0	6.04	1	0	0	0	0	0	0		1.0	5	1	1	1	0	1	0	0			1
2026	OOPSY	PROJ	0	0	5.87	1	0	0			0	0		2.0	9	2	1	1	0	1	0	0			1
2026	BOS	A	0	0	3.38	1	0		0	0	0	0	0	2.2	13	4	2	1	1	1	0	0	0	0	2
2026	BOS	A+	6	2	4.29	26	0		0	0	1	2	3	63.0	264	57	33	30	8	20	1	3	1	0	48
2026	BOS	AA	0	0	6.00	1	0		0	0	0	0	0	3.0	15	5	2	2	2	1	0	0	0	0	3
2026	BOS	MiLB	6	2	4.33	28	0		0	0	1	2	3	68.2	292	66	37	33	11	22	1	3	1	0	53
2026	Steamer	ROS	0	0	5.33	1	0	0	0	0	0	0		1.0	4	1	1	1	0	0		0			1
2026	OOPSY	ROS	0	0	6.12	1	1	0			0	0		2.3	10	3	2	2	0	1	0	0			1

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingAverages

Season	Team	Level	K/9	BB/9	K/BB	HR/9	K%	BB%	K-BB%	AVG	WHIP	BABIP	LOB%	ERA-	FIP-	FIP
2024	BOS	A	9.95	0.00	7.00	1.42	33.3%	0.0%	33.3%	.143	0.47	.154	62.5%	71	89	3.42
2025	BOS	CPX	4.05	5.40	0.75	0.00	10.3%	13.8%	-3.4%	.208	1.35	.238	60.0%	88	113	4.92
2025	BOS	A	10.18	3.12	3.27	0.21	25.8%	7.9%	17.9%	.240	1.29	.331	58.0%	104	73	2.92
2025	BOS	MiLB	9.36	3.42	2.74	0.18	23.7%	8.7%	15.1%	.236	1.30	.317	58.3%	102	78	3.19
2026	BOS	ST	27.00	0.00	1.00	0.00	33.3%	0.0%	33.3%	.667	6.00	1.000	50.0%	517	-48	-2.35
2026	Steamer	PROJ	5.63	5.71	0.99	1.42	13.3%	13.5%	-0.2%	.283	1.77	.303	68.3%			5.98
2026	OOPSY	PROJ	5.40	3.98	1.36	1.46	13.7%	10.1%	3.6%	.285	1.56	.303	63.4%			5.52
2026	BOS	A	6.75	3.38	2.00	3.38	15.4%	7.7%	7.7%	.333	1.88	.333	83.3%	68	173	8.16
2026	BOS	A+	6.86	2.86	2.40	1.14	18.2%	7.6%	10.6%	.237	1.22	.265	68.3%	83	95	4.84
2026	BOS	AA	9.00	3.00	3.00	6.00	20.0%	6.7%	13.3%	.357	2.00	.333	100.0%	124	239	11.27
2026	BOS	MiLB	6.95	2.88	2.41	1.44	18.2%	7.5%	10.6%	.247	1.28	.271	71.4%	84	104	5.25
2026	Steamer	ROS	5.90	3.69	1.60	1.47	14.6%	9.1%	5.5%	.277	1.53	.297	69.0%			5.28
2026	OOPSY	ROS	4.28	3.66	1.17	1.56	11.0%	9.4%	1.6%	.289	1.52	.293	60.9%			5.80

Season	Team	Level	K/9	BB/9	K/BB	HR/9	K%	BB%	K-BB%	AVG	WHIP	BABIP	LOB%	ERA-	FIP-	FIP
2024	BOS	A	9.95	0.00	7.00	1.42	33.3%	0.0%	33.3%	.143	0.47	.154	62.5%	71	89	3.42
2025	BOS	CPX	4.05	5.40	0.75	0.00	10.3%	13.8%	-3.4%	.208	1.35	.238	60.0%	88	113	4.92
2025	BOS	A	10.18	3.12	3.27	0.21	25.8%	7.9%	17.9%	.240	1.29	.331	58.0%	104	73	2.92
2025	BOS	MiLB	9.36	3.42	2.74	0.18	23.7%	8.7%	15.1%	.236	1.30	.317	58.3%	102	78	3.19
2026	BOS	ST	27.00	0.00	1.00	0.00	33.3%	0.0%	33.3%	.667	6.00	1.000	50.0%	517	-48	-2.35
2026	Steamer	PROJ	5.63	5.71	0.99	1.42	13.3%	13.5%	-0.2%	.283	1.77	.303	68.3%			5.98
2026	OOPSY	PROJ	5.40	3.98	1.36	1.46	13.7%	10.1%	3.6%	.285	1.56	.303	63.4%			5.52
2026	BOS	A	6.75	3.38	2.00	3.38	15.4%	7.7%	7.7%	.333	1.88	.333	83.3%	68	173	8.16
2026	BOS	A+	6.86	2.86	2.40	1.14	18.2%	7.6%	10.6%	.237	1.22	.265	68.3%	83	95	4.84
2026	BOS	AA	9.00	3.00	3.00	6.00	20.0%	6.7%	13.3%	.357	2.00	.333	100.0%	124	239	11.27
2026	BOS	MiLB	6.95	2.88	2.41	1.44	18.2%	7.5%	10.6%	.247	1.28	.271	71.4%	84	104	5.25
2026	Steamer	ROS	5.90	3.69	1.60	1.47	14.6%	9.1%	5.5%	.277	1.53	.297	69.0%			5.28
2026	OOPSY	ROS	4.28	3.66	1.17	1.56	11.0%	9.4%	1.6%	.289	1.52	.293	60.9%			5.80