Advanced Bullpen Data + Usage Tracking

Isaac Mattson
Throws: R
Primary Role(s): Reliever
Age: 30

Pittsburgh
Team Record: 51 - 67
Head Coach: Don Kelly
Pitching Coach: Oscar Marin

Pitcher Snapshot
Pitcher Impact Rating: 
79.1
IP (last 7 gm): 
2.1
ERA (last 7 gm): 
3.86
Team BP Power Rank: 
#15

Cumulative Stats

Season	G	ERA	IP	PA	P/pa	SO/pa	BB/pa	HR/pa	SB/pa	G/AO	AVG	OBP	xWOBA	OPS
2025	25	2.28	27.2	113	4.06	29.2%	8.8%	2.7%	-	0.39	0.188	0.268	0.261	0.575
2025 SpringTr	3	4.50	4.0	15	3.93	26.7%	13.3%	6.7%	-	0.4	0.154	0.267	-	0.652
2025: Home	15	2.35	15.1	64	4.19	29.7%	10.9%	1.6%	-	0.3	0.196	0.297	-	0.583
2025: Away	10	2.19	12.1	49	3.90	28.6%	6.1%	4.1%	-	0.5	0.178	0.229	-	0.562
2025: Vs L	24	-	12.1	52	4.40	28.8%	11.5%	3.8%	-	0.62	0.222	0.314	-	0.736
2025: Vs R	25	-	15.1	61	3.89	29.5%	6.6%	1.6%	-	0.26	0.161	0.230	-	0.444

2025 Pitch Arsenal

Game Logs

Game Date	Opponent	IP	PA	R	H	BB	SO	NP-S	AVG
2025-08-09 (PIT)	vs Reds	1.0	3	0	0	0	2	13-9	0.19
2025-08-06 (PIT)	vs Giants	0.1 8	4	1	2	1	0	13-8	0.19
2025-08-03 (PIT)	@ Rockies	1.0 8	5	0	0	1	1	23-11	0.18
2025-07-30 (PIT)	@ Giants	2.0 9	8	0	2	0	3	26-18	0.19
2025-07-28 (PIT)	@ Giants	1.0 7	3	0	0	0	2	14-10	0.18
2025-07-25 (PIT)	vs D-backs	1.0 7	5	0	2	0	1	21-14	0.19
2025-07-22 (PIT)	vs Tigers	1.0 7	4	0	1	0	2	24-17	0.17

Advanced Stats

Advanced Stats will be released after the All-Star break

Last 7 Days

Player	IP	NP-S	ERA	Aug-9	Aug-8	Aug-7	Aug-6	Aug-5	Aug-4	Aug-3
Isaac Mattson	2.1	49-28	3.86	1.0 13-9			0.1 8 13-8			1.0 8 23-11
Ryan Borucki	3.2	54-36	0.00	0.2 14-7		1.0 8 15-11	0.1 9 5-4		1.2 7 20-14
Dennis Santana	3.1	46-31	5.41		1.0 9 8-6		1.1 8 22-16			1.0 9 16-9
Dauri Moreta	3.0	45-34	0.00		1.1 6 17-14		0.2 5 18-11		1.0 9 10-9
Carmen Mlodzinski	6.2	94-60	1.35	3.0 47-31			1.2 6 14-9			2.0 6 33-20
Yohan Ramírez	2.2	41-29	0.00						2.2 2 41-29
Cam Sanders	4.0	54-36	0.00	1.0 13-8		1.0 7 10-7		2.0 8 31-21
Braxton Ashcraft	5.2	92-64	4.77	3.1 56-37				2.1 5 36-27
Mike Burrows	0	0-0	7.20
Kyle Nicolas	4.2	71-42	3.86		1.0 8 19-10	1.0 9 16-10			2.2 4 36-22
Paul Skenes	0	0-0	6.75