Koppanen was waived by Pittsburgh on Friday, Elliotte Friedman of Sportsnet reports.
Koppanen was reassigned to AHL Wilkes-Barre/Scranton on Friday, Seth Rorabaugh of Tribune-Review Sports reports.
Koppanen was elevated from AHL WIlkes-Barre/Scranton on Tuesday.
Koppanen was assigned to AHL Wilkes-Barre/Scranton on Friday.
Koppanen was recalled from AHL Wilkes/Barre-Scranton on Saturday.
Koppanen was put on waivers by Pittsburgh on Thursday, according to Chris Johnston of TSN.
Koppanen signed a two-year, $1.55 million contract with Pittsburgh on Saturday, according to PuckPedia.
Koppanen was sent down to AHL Providence on Monday, Mark Divver of the New England Hockey Journal reports.
Koppanen was recalled from AHL Providence on Saturday.
Koppanen was reassigned to AHL Providence on Friday, per CapFriendly.