In addition, right-handers Alejandro Chacin and Evan Mitchell, catchers Chad Wallach and Shawn Zarraga, and infielder Zach Vincej were reassigned to the Minors.
With Wednesday's transactions, the Reds have 41 players remaining in Major League camp. That figure includes 21 pitchers, four catchers, five infielders, 10 outfielders and starting pitcher Homer Bailey, who is on the 60-day disabled list recovering from elbow surgery.
Austin Laymance is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.