 -- Announces Timing of First Quarter 2021 Earnings Release and Conference Call -- THE WOODLANDS, Texas, May 03, 2021 GLOBE NEWSWIRE -- Ring Energy, Inc. NYSE American: REI Ring or the Company announced today it further paid down debt in the first quarter of 2021, and provided an update on its previously announced Northwest Shelf NWS drilling program and sales volumes for the first quarter of 2021. In addition, the Company announced the timing of its first quarter 2021 earnings release and conference call. 