Looking to expand its footprint in the Boston market, Waltham, MA-based multifamily development firm The DSF Group finalized a deal with Priderock Capital Partners to acquire the 195-unit 480 Main St. complex in Malden, MA for an undisclosed amount.

Priderock completed construction April 2015 on the market-rate infill community, which is comprised of 30 studios, 115 one-bedroom and 50-two bedroom apartments that average 768 square feet. The five…