Advanced Bullpen Data + Usage Tracking

Mark Leiter Jr.
Throws: R
Primary Role(s): Reliever
Age: 34

NY Yankees
Team Record: 21 - 16
Head Coach: Aaron Boone
Pitching Coach: Matt Blake

Pitcher Snapshot
Pitcher Impact Rating: 
77.3
IP (last 7 gm): 
1.1
ERA (last 7 gm): 
13.53
Team BP Power Rank: 
#13

Cumulative Stats

Season	G	ERA	IP	PA	P/pa	SO/pa	BB/pa	HR/pa	SB/pa	G/AO	AVG	OBP	xWOBA	OPS
2025	16	3.95	13.20	58	4.05	36.2%	8.6%	1.7%	0.833%	0.9	0.231	0.310	0.280	0.656
2025 SpringTr	4	0.00	3.20	14	3.64	50.0%	0.0%	0.0%	0%	1	0.214	0.214	-	0.428
2025: Home	10	5.19	8.20	38	4.00	66.7%	0.0%	0.0%	0.75%	1	0.182	0.289	-	0.592
2025: Away	6	1.80	5.00	20	2.50	0.0%	0.0%	0.0%	1%	0.75	0.316	0.350	-	0.771
2025: Vs L	14	-	8.00	33	4.00	100.0%	0.0%	0.0%	%	1.5	0.241	0.333	-	0.643
2025: Vs R	13	-	5.20	25	4.00	50.0%	0.0%	0.0%	%	0.75	0.217	0.280	-	0.671

2025 Pitch Arsenal

Game Logs

Game Date	Opponent	IP	PA	R	H	2B	BB	SO	SB	NP-S	AVG
2025-05-03	vs Rays	0.10 8	5	2	2	0	1	1	3	27-17	0.23
2025-04-30	@ Orioles	1.00 8	5	0	2	0	0	2	0	17-11	0.21
2025-04-27	vs Blue Jays	1.00 7	3	0	0	0	0	3	0	16-10	0.19
2025-04-25	vs Blue Jays	1.00 9	4	0	1	0	0	0	0	11-7	0.20
2025-04-22	@ Guardians	0.20 6	6	1	3	1	1	1	2	21-13	0.19
2025-04-19	@ Rays	1.00 7	3	0	0	0	0	1	0	7-5	0.13
2025-04-18	@ Rays	1.00 7	3	0	1	1	0	2	0	17-11	0.14

Advanced Stats

Advanced Stats will be released after the All-Star break

Last 7 Days

Player	IP	NP-S	ERA	May-7	May-6	May-5	May-4	May-3	May-2
Mark Leiter Jr.	0.1	27-17	13.53					0.1 8 27-17
Fernando Cruz	3.0	44-24	0.00		0.2 7 15-8	0.1 7 2-0		2.0 6 27-16
Tyler Matzek	2.1	45-30	0.00		1.0 8 13-10		1.1 5 32-20
Marcus Stroman	0	0-0	16.22
Luke Weaver	3.0	45-31	3.00	1.2 8 18-13		0.1 8 16-9			1.0 9 11-9
Ian Hamilton	1.1	47-25	13.53	0.1 8 17-7				1.0 5 30-18
Devin Williams	2.2	50-29	7.38	1.0 10 21-11		0.2 8 21-11			1.0 8 8-7
Ryan Yarbrough	4.0	64-36	2.25					4.0 1 64-36
Clarke Schmidt	0	0-0	0.00
Tim Hill	3.0	35-27	4.50		0.1 7 10-9	1.0 9 10-8		1.2 8 15-10
Yerry De los Santos	1.0	9-6	0.00		1.0 9 9-6
Will Warren	0	0-0	27.00