Ahcan will be put on waivers Wednesday for the purposes of sending him to AHL Colorado.
Ahcan was reassigned to AHL Colorado on Tuesday.
Ahcan was promoted from AHL Colorado on Thursday.
Ahcan was placed on waivers Saturday.
Ahcan inked a two-year, two-way contract with Colorado on Saturday, per Ryan Boulding of NHL.com.
Ahcan was assigned to AHL Providence on Monday.
Ahcan was summoned from AHL Providence on an emergency basis Sunday.
Ahcan signed a one-year, $750,000 contract with the Bruins on Sunday, Joe Haggerty of BostonHockeyNow.com reports.
Ahcan was reassigned to AHL Providence on Saturday, Mark Divver of the New England Hockey Journal reports.
Ahcan was recalled by the Bruins on Friday, Conor Ryan of MassLive.com reports.