Pekar was assigned to ECHL Cincinnati on Tuesday.
Pekar (undisclosed) was activated from injured reserve and assigned to AHL Rochester on Saturday, per CapFriendly.
Pekar (undisclosed) was placed on non-roster injured reserve Monday, CapFriendly reports.
Pekar was assigned to his junior club OHL Barrie on Wednesday.
Pekar (shoulder) will be in the lineup for Monday's exhibition match against Pittsburgh, Joe Yerdon of The Athletic Buffalo reports.
Pekar has been nursing a minor shoulder injury and was unable to participate in this week's development camp, Jason Wolf of The Buffalo News reports.