Isaac Mattson

PIT Pirates • #72 • Reliever

Active
Position Reliever
Height 6'2"
Weight 214
Age 30
Birthdate Jul 14, 1995
Birthplace Erie, PA, USA
School Harbor Creek Senior (PA)
Draft 2017 Round 19 (10 overall) by Pittsburgh

Isaac Mattson Projections, Player Props and Stats

Total Hits

0.0 / game
(2026) avg
Date Opponent Hits Close
May 17 vs PHI PHI 0 -
May 16 vs PHI PHI 0 -
May 10 @ SF SF 0 -
May 7 @ AZ AZ 0 -
Apr 30 vs STL STL 0 -
Apr 27 vs STL STL 0 -
Apr 25 @ MIL MIL 0 -
Apr 24 @ MIL MIL 0 -
Apr 19 vs TB TB 0 -
Apr 18 vs TB TB 0 -
Last 10 average

Strikeouts Thrown

0.71 / game
(2026) avg
Date Opponent K Close
May 17 vs PHI PHI 0 -
May 16 vs PHI PHI 2 -
May 10 @ SF SF 0 -
May 7 @ AZ AZ 1 -
Apr 30 vs STL STL 0 -
Apr 27 vs STL STL 1 -
Apr 25 @ MIL MIL 0 -
Apr 24 @ MIL MIL 1 -
Apr 19 vs TB TB 1 -
Apr 18 vs TB TB 0 -
Last 10 average 0.6

Outs Recorded

2.81 / game
(2026) avg
Date Opponent Outs Close
May 17 vs PHI PHI 3 -
May 16 vs PHI PHI 4 -
May 10 @ SF SF 1 -
May 7 @ AZ AZ 1 -
Apr 30 vs STL STL 2 -
Apr 27 vs STL STL 1 -
Apr 25 @ MIL MIL 3 -
Apr 24 @ MIL MIL 3 -
Apr 19 vs TB TB 3 -
Apr 18 vs TB TB 3 -
Last 10 average 2.4

Total Home Runs

0.0 / game
(2026) avg
Date Opponent HR Close
May 17 vs PHI PHI 0 -
May 16 vs PHI PHI 0 -
May 10 @ SF SF 0 -
May 7 @ AZ AZ 0 -
Apr 30 vs STL STL 0 -
Apr 27 vs STL STL 0 -
Apr 25 @ MIL MIL 0 -
Apr 24 @ MIL MIL 0 -
Apr 19 vs TB TB 0 -
Apr 18 vs TB TB 0 -
Last 10 average

Total Bases

0.0 / game
(2026) avg
Date Opponent TB Close
May 17 vs PHI PHI 0 -
May 16 vs PHI PHI 0 -
May 10 @ SF SF 0 -
May 7 @ AZ AZ 0 -
Apr 30 vs STL STL 0 -
Apr 27 vs STL STL 0 -
Apr 25 @ MIL MIL 0 -
Apr 24 @ MIL MIL 0 -
Apr 19 vs TB TB 0 -
Apr 18 vs TB TB 0 -
Last 10 average

Total RBIs

0.0 / game
(2026) avg
Date Opponent RBI Close
May 17 vs PHI PHI 0 -
May 16 vs PHI PHI 0 -
May 10 @ SF SF 0 -
May 7 @ AZ AZ 0 -
Apr 30 vs STL STL 0 -
Apr 27 vs STL STL 0 -
Apr 25 @ MIL MIL 0 -
Apr 24 @ MIL MIL 0 -
Apr 19 vs TB TB 0 -
Apr 18 vs TB TB 0 -
Last 10 average

Total Runs Scored

0.0 / game
(2026) avg
Date Opponent Runs Close
May 17 vs PHI PHI 0 -
May 16 vs PHI PHI 0 -
May 10 @ SF SF 0 -
May 7 @ AZ AZ 0 -
Apr 30 vs STL STL 0 -
Apr 27 vs STL STL 0 -
Apr 25 @ MIL MIL 0 -
Apr 24 @ MIL MIL 0 -
Apr 19 vs TB TB 0 -
Apr 18 vs TB TB 0 -
Last 10 average

Hit a Home Run

0.0 / game
(2026) avg
Date Opponent HR Close
May 17 vs PHI PHI 0 -
May 16 vs PHI PHI 0 -
May 10 @ SF SF 0 -
May 7 @ AZ AZ 0 -
Apr 30 vs STL STL 0 -
Apr 27 vs STL STL 0 -
Apr 25 @ MIL MIL 0 -
Apr 24 @ MIL MIL 0 -
Apr 19 vs TB TB 0 -
Apr 18 vs TB TB 0 -
Last 10 average

Isaac Mattson Game Logs

2026 Game Log
Date Opp Score M/L O/U S/R RES IP H R ER SO BB HR PIT P/IP G/F
May 17 vs PHI L 6 - 0 L -130 U 7.0 R ND 1.0 1 0 0 0 0 0 15 15.0 0.00
May 16 vs PHI L 6 - 0 L 144 U 8.5 R ND 1.1 0 0 0 2 1 0 25 18.8 1.00
May 10 @ SF L 7 - 6 F/12 L 106 O 8.0 R BS 0.1 3 2 2 0 0 0 18 54.0 0.00
May 7 @ AZ W 4 - 2 W -104 U 8.5 R H 0.1 0 0 0 1 0 0 6 18.0 0.00
Apr 30 vs STL L 10 - 5 L -245 O 7.0 R ND 0.2 3 5 5 0 2 0 31 46.5 0.00
Apr 27 vs STL L 4 - 2 L -122 U 8.0 R H 0.1 0 0 0 1 0 0 3 9.0 0.00
Apr 25 @ MIL W 6 - 3 F/10 W 120 O 7.5 R BS 1.0 0 0 0 0 0 0 4 4.0 1.00
Apr 24 @ MIL W 6 - 0 W -118 U 7.0 R ND 1.0 0 0 0 1 1 0 14 14.0 0.00
Apr 19 vs TB W 6 - 3 W -106 O 8.0 R H 1.0 0 0 0 1 0 0 8 8.0 0.00
Apr 18 vs TB L 8 - 7 F/13 L -154 O 7.5 R ND 1.0 0 0 0 0 0 0 13 13.0 0.00
Apr 16 vs WAS L 8 - 7 F/10 L -164 O 8.5 R ND 1.0 0 0 0 0 1 0 18 18.0 1.00
Apr 14 vs WAS L 5 - 4 L -184 U 9.5 R ND 2.0 2 0 0 1 0 0 33 16.5 0.00
Apr 11 @ CHC W 4 - 3 F/11 W 124 O 6.5 R H 1.0 2 0 0 1 0 0 24 24.0 0.00
Apr 10 @ CHC W 2 - 0 W 132 U 6.5 R H 1.0 0 0 0 0 1 0 12 12.0 0.00
Apr 7 vs SD W 7 - 1 W -144 O 6.0 R H 0.2 1 0 0 0 0 0 9 13.5 0.00
Apr 6 vs SD L 5 - 0 L -134 U 8.5 R ND 1.0 2 0 0 2 0 0 21 21.0 0.00
Apr 4 vs BAL W 3 - 2 W -112 U 8.5 R ND 1.0 1 0 0 1 1 0 17 17.0 0.00
Apr 1 @ CIN W 8 - 3 W -142 O 7.5 R H 1.1 1 0 0 0 0 0 22 16.5 1.00
Mar 30 @ CIN L 2 - 0 L 112 U 8.5 R ND 1.0 0 0 0 1 1 0 15 15.0 0.00
Mar 29 @ NYM W 4 - 3 F/10 W 154 U 7.5 R ND 1.0 0 0 0 2 0 0 13 13.0 0.00
Mar 26 @ NYM L 11 - 7 L 100 O 7.0 R ND 0.2 3 2 2 1 2 0 36 54.0 0.00
Show Full Season

Isaac Mattson's Pitching Statistics for Regular Season

Season Team G GS W L SV BS ERA CG SHO IP H R ER BB SO HR WP
2026 PIT 21 0 0 0 0 2 4.12 0 0 19.7 19 9 9 10 15 0 0
2025 PIT 44 0 3 3 0 3 2.45 0 0 47.7 35 14 13 17 45 4 0
2024 PIT 3 0 0 0 0 0 5.06 0 0 5.3 1 3 3 5 6 0 0
2021 BAL 4 0 0 0 0 0 6.23 0 0 4.3 5 3 3 5 3 0 1

Isaac Mattson's Pitching Statistics for Post Season

Season Team G GS W L SV BS ERA CG SHO IP H R ER BB SO HR WP

Pitching Splits

Overall Last 3 Away Home Day Night
W-L 0-0 0-0 0-0 0-0 0-0 0-0
ERA 4.12 6.75 4.15 4.09 0.00 4.12
IP 19.7 2.7 8.7 11.0 0.0 19.7
HITS 19 4 9 10 0 19
RUNS 9 2 4 5 0 9
ER 9 2 4 5 0 9
SO 15 2 7 8 0 15
BB 10 1 5 5 0 10
HR 0 0 0 0 0 0
OBP .345 .429 .350 .340 .000 .345
WHIP 1.47 1.88 1.62 1.36 0.00 1.47
GB:FB 0.53 4.00 0.44 0.60 0.00 0.53
SB 0 0 0 0 0 0
CS 0 0 0 0 0 0
SB% 0.00 0.00 0.00 0.00 0.00 0.00
QS% 0.00 0.00 0.00 0.00 0.00 0.00


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