MECHANICSBURG, PA., NEW HAVEN, CONN. — Wilder Cos., in partnership with an institutional retail real estate fund, has acquired Silver Spring Square in Mechanicsburg and the Marketplace at Hamden in New Haven. The sales prices in the separate transactions were not disclosed. Together, the two shopping centers total 800,000 square feet of space. The 570,000-square-foot Silver Spring Square is home to the only Wegmans in the Harrisburg trade area and is shadow anchored by a Target and Kohl’s. The Marketplace at Hamden, which was purchased in partnership with Silver Peak Real Estate Partners, features 235,000 square feet of retail space. Current tenants include T.J. Maxx, Staples, Old Navy, Petco, Pier One Imports, and TGI Fridays.