Catcher Caleb Knight was promoted from Double-A Tennessee to Triple-A South Bend.
Catcher David Avitia went from Iowa to High-A South Bend.
Right-hander Carlo Reyes was promoted from South Bend to Double-A Tennessee.
Right-hander Will Frisch was activated off the 60-day injured list. He joins Low-A Myrtle Beach.
Iowa Cubs
The Iowa Cubs were shut out by Indianapolis (Pirates), 2-0.
Starter Kyle McGowin kept the game scoreless through five innings. McGowin surrendered five hits. He struck out seven and walked no one.