Roundup: Diamondback Energy deal / State climatologist / Super Bowl ads By Deanna B. Narveson - February 12, 2024 FacebookTwitterLinkedinEmailPrint Oil and gas giant: Diamondback Energy is attempting to buy rival Endeavor Energy Resources to create an energy giant in the southwestern U.S. worth more than $50 billion. A tie-up between Diamondb… Already an INSIDER? Sign in.