Mason McGwire

Mason McGwire's 2026 season

Mason McGwire made 23 appearances, 16 of them starts, in the Cubs and Angels systems in 2026, between Single-A Myrtle Beach, High-A South Bend and High-A Tri-City Dust. The right-hander threw 79 innings with a 3.76 ERA, striking out 95 (28.4 percent of batters) and walking 31 (9.3 percent).

McGwire opened with Myrtle Beach and posted a 2.40 ERA in 30 innings before his promotion to High-A South Bend on May 30. He posted a 4.91 ERA in 29⅓ innings at High-A.