The following residential real-estate transactions took place between June 20 and June 24. A home on Casey Key tops all transactions in this weekâ€™s real estate. Sole Investments II LLC sold the home at 1215 Casey Key Road to Vincent and Donna Hartnett, of Chester Springs, Pa., for $3.05 million. Built in 1962, it has four bedrooms, three-and-a-half baths, a pool and 2,781 square feet of living area. It previously sold for $3,700,000 in 2005.