Benitec Biopharma Releases Full Year 2025 Financial Results and Provides Operational Update

Interim Clinical Study Results for Cohort 1 of the BB-301 Phase 1b/2a Treatment Study Anticipated in Q4 2025

Enrollment of the First Subject into Cohort 2 of the BB-301 Phase 1b/2a Treatment Study Expected in Q4 2025

HAYWARD, Calif., Sept. 22, 2025 (GLOBE NEWSWIRE) — Benitec Biopharma Inc. (NASDAQ:BNTC) (“Benitec” or “Company”), a clinical-stage, gene therapy-focused, biotechnology company developing novel genetic medicines based on its proprietary “Silence and Replace” DNA-directed RNA interference (“ddRNAi”) platform, today announced financial results for its full year ended June 30, 2025. The Company has filed its annual report on Form 10-K with the U.S. Securities and Exchange Commission.

“We remain incredibly thankful for our continued close collaboration with families, clinical researchers, and healthcare providers as we advance the BB-301 clinical development program. With increasing durations of clinical follow-up for Subjects enrolled into Cohort 1 of the BB-301 Phase 1b/2a Treatment Study, our enthusiasm continues to be strong for the potential to develop BB-301 as a safe and efficacious therapy for the improvement of swallowing in patients diagnosed with OPMD with dysphagia,” said Jerel A. Banks, M.D., Ph.D., Executive Chairman and Chief Executive Officer of Benitec. “We are also grateful to have received a favorable recommendation to continue enrollment into Cohort 2 from our Independent Data Safety Monitoring Board following the safe treatment of the sixth and final Subject of Cohort 1. We look forward to beginning enrollment of Subjects into Cohort 2 of the BB-301 Phase 1b/2a Treatment Study, as well as providing additional interim clinical study results for Cohort 1 Subjects, in the fourth calendar quarter of this year.”

Corporate Highlights

In accordance with the protocol for the BB-301 Phase 1b/2a Treatment Study, a meeting of the Independent Data Safety Monitoring Board (DSMB) was convened following the completion of the 28-day post BB-301 dosing visit for the sixth Subject enrolled into Cohort 1. At the conclusion of the meeting, the DSMB formally recommended the continuation of subject enrollment into the Phase 1b/2a Treatment Study, which is expected to begin in calendar Q4 2025.

We look forward to providing additional interim clinical study results for Cohort 1 Subjects in the fourth calendar quarter of this year.

Financial Highlights

Full Year 2025 Financial Results

For the year ended June 30, 2025, the Company reported total expenses of $41.8 million compared to $22.5 million for the year ended June 30, 2024. Research and development expenses were $18.3 million in 2025, up from $15.6 million in 2024, and were primarily related to the ongoing clinical development of BB-301 for the treatment of OPMD. The increase in research and development expenses reflected the timing of contract manufacturing activities and payments associated with the OPMD Natural History and Dosing study.

General and administrative expenses totaled $23.4 million in 2025 compared to $7.0 million in 2024. The increase was primarily driven by higher share-based compensation of $14.5 million, as well as increases in legal fees of $492,000, consulting fees of $605,000, travel expenses of $219,000, and salaries and wages of $685,000.

The loss from operations for the year ended June 30, 2025, was $37.9 million compared to $21.8 million for the prior year. Net loss attributable to shareholders was $37.9 million, or $1.05 per basic and diluted share, compared to a net loss of $22.4 million, or $1.22 per basic and diluted share, for the year ended June 30, 2024. As of June 30, 2025, the Company had $97.7 million in cash and cash equivalents.