 NEW YORK--BUSINESS WIRE--Halper Sadeh LLP, a global investor rights law firm, is investigating whether the merger of Bonanza Creek Energy, Inc. NYSE: BCEI and Extraction Oil Gas, Inc. is fair to Bonanza Creek shareholders. Extraction shareholders will receive Bonanza Creek common shares in connection with the merger. Upon completion of the transaction, Bonanza Creek shareholders will own approximately 50 of the combined company, to be named Civitas Resources, Inc. Halper Sadeh encour 