8. Linn Energy ( LINE) is an independent oil and gas developer. Linn swung to a second-quarter profit of $60 million, or 40 cents a share, from a year-earlier loss of $268 million, or $2.31. The operating margin climbed to 51%. Linn's stock trades at a book value multiple of 1.6, a 60% discount to the industry average. It's expensive based on forward earnings, sales and cash flow. Six, or 86%, of researchers following the company advise purchasing its shares and one recommends holding. None say to sell. A median target of $34.17 suggests a return of 12%.