SCHEDULE 13G/A 0001172661-25-001547 0001541901 XXXXXXXX LIVE 1 Common Shares, without par value 06/30/2025 0001526243 PERPETUA RESOURCES CORP. 714266103 405 S. 8th Street Ste 201 Boise ID 83702 Rule 13d-1(c) Encompass Capital Advisors LLC b DE 0.00 3608369.00 0.00 3608369.00 3608369.00 N 3.36 IA Todd J. Kantor b X1 0.00 3608369.00 0.00 3608369.00 3608369.00 N 3.36 HC IN PERPETUA RESOURCES CORP. 405 S. 8th Street, Ste 201, Boise, Idaho 83702 Encompass Capital Advisors LLC Todd J. Kantor Encompass Capital Advisors LLC: 200 Park Avenue, Suite 1604, New York, NY 10166 Todd J. Kantor is c/o Encompass Capital Advisors LLC: 200 Park Avenue, Suite 1604, New York, NY 10166 Encompass Capital Advisors LLC is a Delaware Limited Liability Company Todd J. Kantor is a US citizen Y Encompass Capital Advisors LLC 3,608,369 Todd J. Kantor 3,608,369 Encompass Capital Advisors LLC 3.36% Todd J. Kantor 3.36% Encompass Capital Advisors LLC 0 Todd J. Kantor 0 Encompass Capital Advisors LLC 3,608,369 Todd J. Kantor 3,608,369 Encompass Capital Advisors LLC 0 Todd J. Kantor 0 Encompass Capital Advisors LLC 3,608,369 Todd J. Kantor 3,608,369 N Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. JOINT FILING AGREEMENT The undersigned hereby agree that the statement on SCHEDULE 13G with respect to the shares of Common Shares of PERPETUA RESOURCES CORP., dated as of August 14, 2025 is, and any amendments thereto signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. Date: August 14, 2025 Encompass Capital Advisors LLC By: Todd J. Kantor Name: Todd J. Kantor Title: Managing Member Todd J. Kantor By: Todd J. Kantor Name: Todd J. Kantor Encompass Capital Advisors LLC Todd J. Kantor 08/14/2025 Todd J. Kantor Todd J. Kantor 08/14/2025