An unknown buyer signed a definitive agreement to acquire an unknown stake in Oklahoma Based Arkoma Basin Properties of Riviera Resources, Inc. (OTCPK:RVRA) for $68 million on December 11, 2018. The consideration is subject to closing adjustments. The transaction is subject to satisfactory completion of title and environmental due diligence, as well as the satisfaction of closing conditions. The sale is expected to close in the first quarter of 2019. The estimated net proceeds from the sale are expected to be added to cash on Riviera Resources Inc.’s balance sheet and will be used, in part, to fund the Riviera’s previously announced share repurchase program. An unknown buyer completed the acquisition of an unknown stake in Oklahoma Based Arkoma Basin Properties of Riviera Resources, Inc. (OTCPK:RVRA) on January 17, 2019.