Chesapeake (CHK) : Twelve hedge funds had CHK among their top 10 holdings. Hedge funds collectively own 5% of CHK's outstanding shares. The stock gained 20.3% so far this year. Mason Hawkins' Southeastern Asset Management and Robert Pohly's Samlyn Capital had large CHK holdings at the end of March. 11. Ensco Plc (ESV) : Twelve hedge funds had ESV among their top 10 holdings. Hedge funds collectively own 19% of ESV's outstanding shares. The stock gained 1.8% so far this year. Robert Rodriguez's First Pacific Advisors had the largest position in ESV among the 300+ funds we track. These 11 stocks had an average return of 15% so far in 2011. Investors who want to hedge their risks against rising energy prices should consider investing in these 11 hedge fund favorites.