EX-99.5 6 d362640dex995.htm EXHIBIT 5

Exhibit 5

Security Class Holder Account Number Form of Proxy - Special Meeting to be held on June 25, 2012 This Form of Proxy is solicited by and on behalf of Management. Notes to proxy 1. Every holder has the right to appoint some other person or company of their choice, who need not be a holder, to attend and act on their behalf at the meeting. If you wish to appoint a person or company other than the persons whose names are printed herein, please insert the name of your chosen proxyholder in the space provided (see reverse). 2. If the securities are registered in the name of more than one owner (for example, joint ownership, trustees, executors, etc.), then all those registered should sign this proxy. If you are voting on behalf of a corporation or another individual you may be required to provide documentation evidencing your power to sign this proxy with signing capacity stated. 3. This proxy should be signed in the exact manner as the name appears on the proxy. 4. If this proxy is not dated, it will be deemed to bear the date on which it is mailed by Management to the holder. 5. The securities represented by this proxy will be voted as directed by the holder. However, if such a direction is not made in respect of any matter, this proxy will be voted as recommended by Management. 6. The securities represented by this proxy will be voted or withheld from voting, in accordance with the instructions of the holder, on any ballot that may be called for and, if the holder has specified a choice with respect to any matter to be acted on, the securities will be voted accordingly. 7. This proxy confers discretionary authority in respect of amendments to matters identified in the Notice of Meeting or other matters that may properly come before the meeting. 8. This proxy should be read in conjunction with the accompanying documentation provided by Management. Proxies submitted must be received by 5:00 pm, Eastern Time, on June 21, 2012. VOTE USING THE TELEPHONE OR INTERNET 24 HOURS A DAY 7 DAYS A WEEK! Call the number listed BELOW from a touch tone telephone. 1-866-732-VOTE (8683) Toll Free Go to the following web site: Smartphone? Scan the QR code to vote now. www.computershare.com/proxy You can enroll to receive future securityholder communications electronically by visiting www.computershare.com/eDelivery and clicking on “eDelivery Signup”. If you vote by telephone or the Internet, DO NOT mail back this proxy. Voting by mail may be the only method for securities held in the name of a corporation or securities being voted on behalf of another individual. Voting by mail or by Internet are the only methods by which a holder may appoint a person as proxyholder other than the Management nominees named on the reverse of this proxy. Instead of mailing this proxy, you may choose one of the two voting methods outlined above to vote this proxy. To vote by telephone or the \Internet, you will need to provide your CONTROL NUMBER listed below. CONTROL NUMBER

Appointment of Proxyholder I/We, being holder(s) of DENISON MINES CORP. hereby appoint: Ronald F Hochstein of Coquitlam, British Columbia and James R. Anderson of Mississauga, Ontario OR Print the name of the person you are appointing if this person is someone other than the Management Nominees listed herein. as my/our proxyholder with full power of substitution and to vote in accordance with the following direction (or if no directions have been given, as the proxyholder sees fit) and all other matters that may properly come before the Special Meeting of DENISON MINES CORP. to be held at St. Andrew’s Club & Conference Centre, 150 King Street West, Toronto, ON on June 25, 2012 at 10:00 a.m. (Toronto time) and at any adjournment thereof. Capitalized terms used in this proxy that are not defined herein have the meanings given to such terms in the Information Circular dated May 28, 2012 accompanying this proxy (the “Information Circular”). VOTING RECOMMENDATIONS ARE INDICATED BY OVER THE BOXES. Authorized Signature(s) - This section must be completed for your instructions to be executed. I/We authorize you to act in accordance with my/our instructions set out above. I/We hereby revoke any proxy previously given with respect to the Meeting. If no voting instructions are indicated above, this Proxy will be voted as recommended by Management. Signature(s) Date 1. Special Resolution A special resolution, the full text of which is set forth as “Appendix A” to the Information Circular, approving an arrangement under Section 182 of the Business Corporations Act (Ontario) involving Denison Mines Corp., Denison Mines Holdings Corp., White Canyon Uranium Limited, Energy Fuels Inc. and the shareholders of Denison Mines Corp., and certain matters related thereto, all as more particularly described in the Information Circular. Against