Three arrests were made in connection with the robbery of the gun shop in Sage Township.
The first two arrests were made in the Unionville Sebewing area, east of Bay City. Several hand guns that were stolen during the robbery were found during the arrests.
A third person was arrested in Gladwin County later that night.
All three people are being held at the Gladwin County Jail. The Sheriff's Department will not release names until the suspects are arraigned.
The robbery took place Monday afternoon at the Guns and Stuff shop on Chappel Dam Road in Sage Township. Deputies responded to the scene to find the owner lying on the floor with a head injury. The suspect had fled the scene.
The owner remains hospitalized, but is in stable condition.