SPRUCE HOUSE PARTNERSHIP LP, Ten Percent Owner at Colliers International Group, holds 15.88M shares in GTT Communications (Ticker: GTTNQ), holds 5.99M shares in Colliers International Group (Ticker: CIGI), holds 11.85M shares in XPO (Ticker: XPO). Most recently, SPRUCE HOUSE PARTNERSHIP LP Bought ― shares of GTT Communications on Dec 16, 2019 for an estimated value of 6.67M.