Watertown, Mass. — Equity Industrial Partners has purchased a 69,000-square-foot retail building that is net leased to grocer Stop & Shop in Watertown, a western suburb of Boston. The sales price was $35.5 million. Stop & Shop has occupied the building for more than 25 years and recently extended its long-term lease. JLL represented the seller, a partnership between Winstanley Enterprises and Surrey Equities LLC, in the sale and procured Equity Industrial as the buyer.