Diversified Energy Company (NYSE:DEC) is included among the 14 Best Energy Stocks to Buy According to Wall Street Analysts. Diversified Energy (DEC) Repurchases 300,000 Shares to Cut Share Count Diversified Energy Company (NYSE:DEC) responsibly produces, transports, and markets primarily natural gas and natural gas liquids from existing assets in the United States. Diversified Energy Company (NYSE:DEC) announced on March 19 that it had repurchased 300,000 shares of its common stock at a volume-weighted ...