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Cubs callup lefty pitcher Riley Martin from Iowa
Imagn Images

To no surprise, the Chicago Cubs made a roster move with Cade Horton heading to the IL . It’s not the Jaxon Wiggins promotion some hoped for, but rather calling up lefthanded pitcher Riley Martin. Martin, 28, has been on the Cubs 40-man roster and got some playing time in Spring Training. The native of Salem, Illinois, and 2021 sixth-round pick out of Quincy University, has an interesting story and will now be getting ready to pitch in the Majors for the first time in his career.

Martin joining the Cubs


Jul 25, 2025; Chicago, Illinois, USA; Chicago Cubs manager Craig Counsell (11) talks with Chicago Cubs bench coach Ryan Flaherty (84) before the game against the Chicago White Sox at Rate Field. Mandatory Credit: Matt Marton-Imagn Images

Martin once had his eye on a career in pharmacy before the COVID-19 pandemic, but now he will join the Chicago Cubs to add pitching depth to the team. Since being drafted out of D2 ball, Martin has accumulated 282.2 innings in the Cubs system, pitching to a 3.76 ERA, 1.4 WHIP, 13.1 K/9, and 5.7 BB/9. He’s spent the last two seasons in Iowa and is coming off a very good 2025 season with a 2.69 ERA and 1.2 WHIP in 47 appearances.

It’s worth noting he has only made three starts in his Minor League career. Though he made a start last Tuesday, pitching 3.0 innings and giving up one run. He has been getting more stretched out, so he can be used in a “swing” role alongside Colin Rea. Given his being on the 40-man roster and Wiggins’ professional experience still being fairly light, it’s clear why they went with Martin for now.

Martin is a fastball, curve, slider, and occasional change-up pitcher. The fastball and curve are his primary pitches, with his heater sitting in the low-mid 90s (93-94 MPH). His strikeout numbers throughout his MiLB career are very good (410 strikeouts in 282.2 IP), and he’s limited the homers (0.8 HR/9). A weakness that stands out is the walks (178 in 282.2 IP).

This article first appeared on ChiCitySports and was syndicated with permission.

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