The hawk is back.

Former Petrohawk Energy Corp. founder Floyd Wilson’s newly formed Halcon Resources—Spanish for “hawk”—is set to take over publicly traded, Tulsa-based Ram Energy Resources Inc. February 8 in a reverse merger that will put the build-to-sell Wilson back into the driver’s seat of a public E&P.

 Wilson sold Petrohawk for $15 billion to Australian minerals and mining conglomerate BHP Billiton in August. Shares of Ram have quadrupled since the announcement that he will take the helm.

 In his first public appearances since forming Halcon, Wilson spoke to ...