Appendix 3X

PRESS RELEASE  |  July 31, 2017  |  NASDAQ:PLL  |  ASX:PLL

Initial Director’s Interest Notice
Information or documents not available now must be given to ASX as soon as available. Information and
documents given to ASX become ASX’s property and may be made public.

For further information, contact:

Erin Sanders
SVP, Corporate Communications & Investor Relations
T: +1 704 575 2549