Core Insights - Arbutus Biopharma Corporation reported a strong financial position with cash, cash equivalents, and marketable securities totaling $93.7 million as of September 30, 2025, down from $122.6 million at the end of 2024 [7][15] - The company is focused on the development of imdusiran (AB-729) for chronic hepatitis B virus (cHBV) infection, with promising clinical trial results indicating that 46% of Phase 2a patients were able to discontinue all treatment [2][13] - Ongoing litigation against Moderna and Pfizer/BioNTech regarding the use of Arbutus's patented LNP technology is a significant aspect of the company's corporate strategy, with a jury trial scheduled for March 2026 [6][21] Financial Results - Total revenue for Q3 2025 was $0.5 million, a decrease from $1.3 million in Q3 2024, primarily due to reduced license royalty revenues [8][14] - Research and development expenses decreased to $5.8 million in Q3 2025 from $14.3 million in Q3 2024, reflecting cost-saving measures [9][14] - The net loss for Q3 2025 was $7.7 million, or $0.04 per share, compared to a net loss of $19.7 million, or $0.10 per share, in Q3 2024 [11][14] Clinical Development - Imdusiran has shown sustained benefits in chronic hepatitis B patients, with 94% of long-term follow-up patients remaining off all treatment for over two years [2][5] - In Phase 1b trials, 100% of HBV DNA positive patients achieved HBV DNA levels below quantification after 18 weeks of treatment with imdusiran and nucleos(t)ide analogue therapy [5][13] - The company is dedicated to accelerating the development and potential approval of imdusiran, which targets all hepatitis B viral proteins and antigens [18][21] Corporate Updates - The company is actively consulting with Genevant Sciences to protect its intellectual property amid ongoing lawsuits [6][21] - A favorable claim construction ruling was issued in the Pfizer-BioNTech litigation in September 2025, which the company views positively [6] - Arbutus showcased data from its hepatitis B virus programs at AASLD 2025, highlighting beneficial clinical outcomes across all evaluated HBV genotypes [6]