via /Sara Polsky at Curbed.com HARLEM—The progress of sales at Harlem's Apex Condos has been steady, though not in the blockbuster realm. The latest stat, via building reps: the place is 50 percent sold. StreetEasy shows 13 active listings for the 44-unit building and an average recorded sale price of $556/square foot. [CurbedWire Inbox]