Exhibit 99.1 ESSA Pharma Provides Corporate Update and Reports Financial Results for Fiscal Fourth Quarter and Year Ended September 30, 2024 Company has initiated a process to explore and review strategic options focused on maximizing shareholder value SOUTH SAN FRANCISCO, California and VANCOUVER, Canada, Dec. 17, 2024 - ESSA Pharma Inc. ("ESSA," or the "Company") (NASDAQ: EPIX), a clinical-stage pharmaceutical company that, prior to the discontinuation of its clinical trials and preclinical and other deve ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended September 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-37410 ESSA Pharma Inc. (Exact name of registrant as specified in its charter) British Columbia, Canada 98-1250703 (State or other j ...

Company has initiated a process to explore and review strategic options focused on maximizing shareholder value SOUTH SAN FRANCISCO, California and VANCOUVER, Canada, Dec. 17, 2024 /PRNewswire/ - ESSA Pharma Inc. ("ESSA," or the "Company") (NASDAQ: EPIX), a clinical-stage pharmaceutical company that, prior to the discontinuation of its clinical trials and preclinical and other development programs, has been focused on developing novel therapies for the treatment of prostate cancer, today provided a corporat ...

Exhibit 99.1 ESSA Pharma Provides Corporate Update and Reports Financial Results for Fiscal Third Quarter Ended June 30, 2024 On track to report updated Phase 1 masofaniten plus enzalutamide dose escalation data in patients with mCRPC naïve to second generation antiandrogens in the second half of 2024 Presentation of Phase 1b monotherapy results expected to be reported in the second half of 2024 Phase 2 dose expansion underway evaluating masofaniten plus enzalutamide in patients with mCRPC naïve to second g ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-37410 ESSA Pharma Inc. (Exact name of registrant as specified in its charter) British Columbia, Canada 98-1250 ...

On track to report updated Phase 1 masofaniten plus enzalutamide dose escalation data in patients with mCRPC naïve to second generation antiandrogens in the second half of 2024 Presentation of Phase 1b monotherapy results expected to be reported in the second half of 2024 Phase 2 dose expansion underway evaluating masofaniten plus enzalutamide in patients with mCRPC naïve to second generation antiandrogens; ESSA projecting completion of enrollment in the first quarter of 2025, with preliminary data expected ...

SOUTH SAN FRANCISCO, Calif. and VANCOUVER, BC, July 8, 2024 /PRNewswire/ - ESSA Pharma Inc. ("ESSA," or the "Company") (NASDAQ: EPIX), a clinical-stage pharmaceutical company focused on developing novel therapies for the treatment of prostate cancer, today announced that the Company will present at the JonesHealthcare Seaside Summit on Monday, July 15, 2024 at 11:00 a.m. PT. A live webcast of the presentation can be accessed in the Investors/Events & Presentations section of ESSA's website at www.essapharma ...

Cash runway sufficient to fund operations beyond 2025 SOUTH SAN FRANCISCO, California and VANCOUVER, Canada, May 14, 2024 - ESSA Pharma Inc. ("ESSA", or the "Company") (NASDAQ: EPIX), a clinical-stage pharmaceutical company focused on developing novel therapies for the treatment of prostate cancer, today provided a corporate update and reported financial results for the fiscal second quarter ended March 31, 2024. "The year is off to a strong start with the presentation of updated Phase 1 masofaniten dose es ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Suite 720, 999 West Broadway Vancouver, BC V5Z 1K5 (Address of principal executive offices, including zip code) Registrant's telephone number, including area code: (778) 331-0962 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT ...

Combination of masofaniten plus enzalutamide continues to be well tolerated with deep and durable reductions in PSA in Phase 1 dose escalation in patients with mCRPC naïve to second generation antiandrogens, including 81% of patients achieving PSA90, 69% of patients achieving PSA90 in less than 90 days, and 63% of patients achieving PSA <0.2ng/mL Phase 2 dose expansion underway evaluating masofaniten plus enzalutamide in patients with mCRPC naïve to second generation antiandrogens; ESSA projecting completio ...