Less than a month ago, Dallas-based San Mateo Midstream, a joint venture between Matador Resources (51%) and Five Point Infrastructure (49%), inked a $752 million deal to make Cardinal Midstream Partners its own. A slick move indeed for Matador, which happens to be the anchor customer of San Mateo and—at the time—also happened to have other Delaware plans in store....

Houston-based E&Ps Magnolia Oil & Gas and Wildfire Energy may well be on tenterhooks awaiting a thumbs-up for the former to acquire the latter. The Eagle Ford players are said to have been in talks since May with Magnolia emerging the front-runner in the bid process. But the potential $4 billion deal faces a hurdle or two to be cleared before Magnolia can lay claim to the third largest acquisition of 2026....