 VANCOUVER , May 6, 2020 CNW - NexGen Energy Ltd. NexGen or the Company TSX: NXE, NYSE MKT: NXE announces that it has mailed the notice of meeting and management information circular to shareholders of record as of April 21, 2020 in connection with the Annual General and Special Meeting to be held at the offices of NexGen Suite 3150-1021 West Hastings Street, Vancouver, British Columbia on Thursday, June 11, 2020 , at 2:00 p.m. Pacific Time . Consider, and if deemed appropriate, to approve, with or without variation, an ordinary resolution for the ratification, confirmation and approval of the amendment and restatement of the Shareholder Rights Plan Agreement dated as of April 22, 2017 between the Company and Computershare Investor Services Inc., all as more particularly described in the management information circular. 