Isaac Mattson

Pittsburgh Pirates#72 · Pitcher · Bats R, Throws R · 6' 2" · 214 lb · USA · Debut 2021

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Game log — pitching

2026

Isaac Mattson recent game log

Date		Opp	Dec	IP	H	R	ER	BB	SO
Sep 5	vs	LAA	—	2.0	4	3	3	0	2
Aug 17	vs	DET	—	2.0	2	1	1	2	1
Jul 28	vs	ARI	—	1.2	3	1	1	1	3
Jul 25	vs	CHC	—	0.1	4	3	3	1	1
Jul 19	@	CLE	—	1.0	0	0	0	0	1
Jul 18	@	CLE	—	1.0	1	0	0	0	2
Jul 12	vs	MIL	—	0.2	1	0	0	1	1
Jul 11	vs	MIL	HLD	1.0	1	0	0	0	0
Jul 8	vs	ATL	—	1.0	2	1	1	0	1
Jul 5	@	WSH	—	1.0	2	0	0	0	1
Jul 3	@	WSH	—	1.1	3	4	4	1	1
Jun 30	@	PHI	—	0.2	1	0	0	0	0
Jun 27	vs	CIN	—	1.0	0	0	0	0	2
Jun 26	vs	CIN	—	1.0	0	0	0	0	1
Jun 23	vs	SEA	—	1.0	0	0	0	0	1
Jun 17	@	ATH	—	1.0	1	1	1	0	2
Jun 14	vs	MIA	—	1.1	0	0	0	2	1
May 17	vs	PHI	—	1.0	1	0	0	0	0
May 16	vs	PHI	—	1.1	0	0	0	1	2
May 10	@	SF	—	0.1	3	2	2	0	0
May 7	@	ARI	HLD	0.1	0	0	0	0	1
Apr 30	vs	STL	—	0.2	3	5	5	2	0
Apr 27	vs	STL	HLD	0.1	0	0	0	0	1
Apr 25	@	MIL	—	1.0	0	0	0	0	0
Apr 24	@	MIL	—	1.0	0	0	0	1	1
Apr 19	vs	TB	HLD	1.0	0	0	0	0	1
Apr 18	vs	TB	—	1.0	0	0	0	0	0
Apr 16	vs	WSH	—	1.0	0	0	0	1	0
Apr 14	vs	WSH	—	2.0	2	0	0	0	1
Apr 11	@	CHC	HLD	1.0	2	0	0	0	1
Apr 10	@	CHC	HLD	1.0	0	0	0	1	0
Apr 7	vs	SD	HLD	0.2	1	0	0	0	0
Apr 6	vs	SD	—	1.0	2	0	0	0	2
Apr 4	vs	BAL	—	1.0	1	0	0	1	1
Apr 1	@	CIN	HLD	1.1	1	0	0	0	0
Mar 30	@	CIN	—	1.0	0	0	0	1	1
Mar 29	@	NYM	—	1.0	0	0	0	0	2
Mar 26	@	NYM	—	0.2	3	2	2	2	1

View 10 games

Pitching — season by season

Isaac Mattson pitching, season by season

Season	Team	W	L	ERA	G	GS	SV	IP	H	ER	BB	SO	WHIP
2026	PIT	0	0	5.35	38	0	0	38.2	44	23	18	36	1.60
2025	PIT	3	3	2.45	44	0	0	47.2	35	13	19	45	1.13
2024	PIT	0	0	5.06	3	0	0	5.1	1	3	5	6	1.13
2021	BAL	0	0	6.23	4	0	0	4.1	5	3	5	3	2.31

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