Mr. Leigh Curyer reports

NEXGEN ENERGY LTD. CLOSES A$1 BILLION (C$950 MILLION) GLOBAL EQUITY OFFERING

NexGen Energy Ltd. has closed its previously announced global equity offering for aggregate gross proceeds of approximately $1-billion (Australian) ($950-million), consisting of:

• 33,112,583 common shares of the company (North American shares) sold on a bought deal basis through a syndicate of underwriters led by Merrill Lynch Canada Inc. and including Stifel Nicolaus Canada Inc., J.P. Morgan Securities Canada Inc., BMO Nesbitt Burns Inc., National Bank Financial Inc., RBC Dominion Securities Inc. and Canaccord Genuity Corp. at a price of $12.08 per share for gross proceeds of approximately $400-million;
• 45,801,527 common shares of the company (the Australian shares), settled in the form of chess depository interests (CDIs), and placed with institutional investors on an underwritten basis by Aitken Mount Capital Partners Pty. Ltd. (ABN 39 169 972 436) (the Australian underwriter) acting as sole underwriter, joint lead manager and joint bookrunner, and Canaccord Genuity (Australia) Ltd. (ACN 075 071 466) acting as joint lead manager and joint bookrunner at a price of $13.10 (Australian) per CDI2 for gross proceeds of approximately $600-million (Australian).

The company intends to use the net proceeds from the offering to advance engineering of the Rook I project, for Rook I preproduction capital costs and for general corporate purposes.

The CDIs, and underlying Australian shares, were issued without disclosure under the Australian Corporations Act 2001 (Cth) to sophisticated investors and professional investors (within the meaning of subsections 708(8) and 708(11) of the Australian Corporations Act) and investors in other jurisdictions that may lawfully participate.

Farris LLP acted as legal counsel to the company in relation to the offering. Dorsey Whitney LLP and Allens acted as legal counsel to the company in relation to the North American offering and the Australian offering, respectively. Blake, Cassels & Graydon LLP and Skadden, Arps, Slate, Meagher & Flom LLP acted as legal counsel to the underwriters in relation to the North American offering. Gilbert + Tobin acted as legal counsel to the Australian underwriter in relation to the Australian offering.

About NexGen Energy Ltd.

NexGen is a British Columbia corporation with a focus on the acquisition, exploration and development of Canadian uranium projects. NexGen has a highly experienced team of uranium industry professionals with a successful record in the discovery of uranium deposits and in developing projects through discovery to production. NexGen owns a portfolio of prospective uranium exploration assets in the Athabasca basin, Saskatchewan, Canada, including a 100-per-cent interest in Rook I, location of the Arrow deposit discovered in February, 2014, which is in development.

We seek Safe Harbor.