The Ryland Group, one of the country’s largest homebuilders, jumped 25 places to No. 444 on the Fortune 500 list of the America’s largest companies. The Calabasas-based company reported record revenues of $4.8 billion in 2005. Ryland also ranked sixth in the country for its five-year and ten-year return to shareholders. Ryland operates in 28 markets across the country, and has built more than 250,000 home and financed 210,000 mortgages since its founding in 1967.