Diamondback Energy has some attractive qualities. Occidental Petroleum (OXY 2.24%) is one of the more popular oil stocks these days. Warren Buffett likely has something to do with that. His company, Berkshire Hathaway, owns over 27% of its outstanding stock. One of the factors that has probably drawn Buffett to Occidental Petroleum is its premier position in the Permian Basin. However, it's not the only oil stock with a foothold in that world-class oil field. Diamondback Energy (FANG 1.05%) is a leader in t ...