Moll (shoulder impingement) is being shut down for the season, MLB.com reports.
The Reds placed Moll on the 15-day injured list Sunday due to a left shoulder impingement.
The Reds recalled Moll from Triple-A Louisville on Wednesday.
The Reds optioned Moll to Triple-A Louisville on Monday, Mark Sheldon of MLB.com reports.
Moll allowed two hits and struck out two over a scoreless ninth inning in Tuesday's 8-1 win over the Phillies.
The Reds activated Moll (shoulder) from the 15-day injured list Tuesday.
Moll (shoulder) made his first appearance in a week for Triple-A Louisville on Sunday while on a rehab assignment. He allowed a walk and struck out one over a scoreless inning.
Moll (shoulder) was sent to Triple-A Louisville on Friday to begin a rehab assignment, Mark Sheldon of MLB.com reports.
The Reds placed Moll (shoulder) on the 15-day injured list Wednesday.
Reds manager David Bell said Friday that Moll (shoulder) will begin the season on the injured list, Charlie Goldsmith of The Cincinnati Enquirer reports.