6-K 1 nexgen6k_072417.htm

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
___________________
Form 6-K
REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-
16 OF THE SECURITIES EXCHANGE ACT OF 1934
For the month of July 2017
Commission File Number 001-38072
___________________
NexGen Energy Ltd.
(Translation of registrant's name into English)
Suite 3150, 1021 – West Hastings Street
Vancouver, B.C., Canada V6E 0C3
(Address of principal executive offices)
___________________
Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.)
Form 20-F £ Form 40-F R
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1) £
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7) £

DOCUMENTS FILED AS PART OF THIS FORM 6-K
See the Exhibit Index hereto.
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized, on July 27, 2017.
NEXGEN ENERGY LTD.
By: /s/ M. Joanna Cameron
Name: M. Joanna Cameron
Title: Vice President Legal and General Counsel

EXHIBIT INDEX

Exhibit | Description
99.1 | Investor Rights Agreement dated July 21, 2017
99.2 | 2017 Indenture dated July 21, 2017
99.3 | 2016 Amended and Restated Indenture dated July 21, 2017