In Icahn Enterprises' equity portfolio there are several large positions in energy stocks. As of the end of September, the third largest stake was represented by CVR Energy, Inc. (NYSE: CVI ) (71.20 million shares). The investor also holds shares of Chesapeake Energy Corporation (NYSE: CHK ), Transocean LTD (NYSE: RIG ), Talisman Energy Inc. (USA) (NYSE: TLM ), CVR Refining LP (NYSE: CVRR ), and Seventy Seven Energy Inc (NYSE:SSE). Overall, energy stocks represent around 18% of Icahn Enterprises' equity portfolio.