5. Range Resources (RRC)
Company profile: Range Resources explores for and produces natural gas in the U.S. "The company focuses on unconventional plays, with large acreage positions in the Marcellus Shale, Virginia, Mid-Continent and Permian regions," Morningstar says.Share performance: up 1,903% Investors takeout: T. Rowe Price, the biggest shareholder by far, cut its stake by about 20% in the third quarter, bringing its holding to 2.2%.
4. Intuitive Surgical (ISRG - Get Report) Company profile: The company develops, produces and sells a robotic system for assisting minimally invasive surgery called the "da Vinci" system. Share performance: up 2,195% Investors takeout: The total number of owners grew by 36% over the past eight quarters to Sept. 30, but the top 10 owners trimmed their stakes by a miniscule amount.