Fashion house Lululemon CEO Laurent Potdevin has sold his Hermosa Beach, Cali., home for nearly $5 million just one week after it hit the market. The 4,450-square-foot-home has five bedroom,...

Sales of mansions, penthouses, and such properties priced at $50 million and over surged last year, with sales surpassing the previous 10 years combined. A total of 20 homes were sold...