Arbutus Biopharma Corporation · NASDAQ:ABUS
Arbutus Biopharma — Investor Presentation (November 2023)
26 slides from Arbutus Biopharma's investor presentation, Nov 9, 2023
Slide 1: Corporate Presentation
NASDAQ: ABUS www.arbutusbio.com November 9, 2023 Corporate Presentation © 2023 Arbutus Biopharma, Inc.
Slide 2: Forward-Looking Statements
Forward - Looking Statements This presentation contains forward - looking statements within the meaning of the U . S . Private Securities Litigation Reform Act of 1995 and Canadian securities laws . All statements that are not historical facts are hereby identified as forward - looking statements fo
Slide 3: Our Strategy for Value Creation
Our Strategy for Value Creation Leverage the proven track record of success established with our team's expertise in understanding and treating viral infections by discovering and developing a differentiated pipeline of therapies targeting chronic HBV. Develop a combination therapy that includes ant
Slide 4: Investment Highlights
Investment Highlights Strong financial position Indications with significant unmet medical need & large market opportunities Patented LNP technology Portfolio of internally discovered assets with distinct MOAs Lead HBV compound – imdusiran (AB - 729) RNAi therapeutic in multiple Phase 2a combination
Slide 5: Pipeline
Pipeline AB - 101 cHBV NA: Nucleoside Analogue 5 Imdusiran (AB - 729) cHBV AB - 729 - 201 Combo trial (imdusiran + Peg - IFN α - 2a + NA) AB - 729 - 202 Combo trial (imdusiran + vaccine + NA +/ - checkpoint inhibitor) AB - 729 - 001 single - ascending dose / multiple - ascending dose RNAi Therapeuti
Slide 6: HBV Presents a Significant Unmet Medical Need
Africa 60M E Mediterranean 21M SE Asia 39M W Pacific 115M EU 15M Americas 7M ~820k people die every year as a consequence despite the availability of effective vaccines and antivirals. people are chronically infected with HBV, globally. >290M >290M Chronic HBV Sources: https://www.who.int/news - roo
Slide 7: HBV Overview
HBV Overview Life - threatening liver infection caused by hepatitis B virus (HBV) Transmitted through body fluids and from mother to child Long - term chronic infection ( cHBV ) leads to higher risk of cirrhosis and/or liver cancer Cause & Symptoms Diagnosis HBsAg detection Additional biomarkers nec
Slide 8: 3-Pronged Approach to Therapeutic Success
Suppress Reduce Boost Viral DNA and cccDNA Pool Viral Antigen - HBsAg Host Immune System Leading to an HBV Cure 3 - Pronged Approach to Therapeutic Success Therapeutic success will require a combination of agents with complementary MOAs. Suppress HBV DNA Reduce viral antigens Boost host immune respo
Slide 9: RNAi Therapeutic
RNAi Therapeutic “Warbutus
Slide 10: Imdusiran GalNAc-conjugate RNAi technology
Proprietary GalNAc - conjugate delivery technology provides liver targeting and enables subcutaneous dosing Single trigger RNAi agent targeting all HBV transcripts Inhibits HBV replication and lowers all HBV antigens Pan - genotypic activity across HBV genotypes Demonstrated complementarity with oth
Slide 11: 001: Comparable mean HBsAg declines in all Cohorts
11 © 2023 Arbutus Biopharma, Inc. AB - 729 - 001: Comparable mean HBsAg declines were observed in all Cohorts All Cohorts achieved at least a - 1.8 log 10 decline in mean HBsAg at the end of the treatment period (Week 48) There were no significant differences in mean HBsAg declines between the 60 mg
Slide 12: HBV Markers and ALT Levels Remain Low After Imdusiran Treatment
AB - 729 - 001 : HBV Markers and ALT Levels Remain Low Long After Imdusiran Treatment in cHBV Patients Who Stopped All Therapy 7 of 9 (78%) subjects remain off NA therapy for 44 - 64 weeks and all completed imdusiran treatment over 1½ years ago Most subjects have maintained low HBV DNA levels off tr
Slide 13: Imdusiran Reactivates HBV Specific Immunity in Some Patients
AB - 729 - 001 : Treatment with Imdusiran Reactivates HBV Specific Immunity in Some Patients 13 0 4 812162024283236404448525660 0 1 2 3 4 5 0 20 40 60 H B s A g ( L o g 1 0 I U / m L ) Patient 43 60 mg Q4W 0 4 8 1216202428323640444852 0 1 2 3 4 0 10 20 30 40 50 60 H B s A g ( L o g 1 0 I U / m L ) P
Slide 14: Clinical Trial Key Takeaways
AB - 729 - 001 Clinical Trial Key Takeaways Imdusiran provided robust and comparable HBsAg declines regardless of dose, dosing interval, HBeAg or DNA status Discontinuation of both imdusiran and NA - therapy results in sustained reduction in HBsAg and HBV DNA in 7 of 9 patients Imdusiran was general
Slide 15: 201 Phase 2a POC Clinical Trial
Phase 2a POC Clinical Trial Imdusiran in combination with ongoing NA therapy and short courses of Peg - IFN α - 2 a in cHBV patients AB - 729 - 201: Follow - up (24 - weeks) Imdusiran + NA + IFN (n=12) NA + IFN (n=12) Imdusiran +NA+IFN (n=8) NA + IFN (n=8) Imdusiran + NA (60mg Q8W) n=43 HBeAg - Rand
Slide 16: 201: Individual and Mean HBsAg Results by Cohort
Individual and Mean HBsAg Results by Cohort Over Time 16 © 2023 Arbutus Biopharma, Inc. AB - 729 - 201: Imdusiran and IFN Treatment Led to Consistent HBsAg Declines After 24 Weeks Mean (SE) HBsAg log 10 Change from Baseline at Key Timepoints Data presented at EASL 2023 Preliminary results: Treatment
Slide 17: 202 Phase 2a POC Clinical Trial
Phase 2a POC Clinical Trial POC Phase 2a clinical trial evaluating imdusiran in combination with Barinthus Bio’s (formerly Vaccitech ) immunotherapeutic, VTP - 300, NA, and with or without low dose nivolumab AB - 729 - 202: Primary objective: evaluate safety and reactogenicity of imdusiran followed
Slide 18: 202: HBsAg Levels Reduced and Sustained with Imdusiran and VTP-300
18 © 2023 Arbutus Biopharma, Inc. AB - 729 - 202: HBsAg Levels were Reduced and Sustained with Imdusiran and VTP - 300 Treatment Mean HBsAg Change from Baseline and Key Milestones Mean HBsAg Change from Baseline by Treatment Group Data presented at AASLD 2023 Preliminary results: Robust reductions o
Slide 19: 202: HBV-Specific T Cell Responses and Immune Biomarkers
19 © 2023 Arbutus Biopharma, Inc. AB - 729 - 202: HBV - Specific T Cell Responses and Soluble Immune Biomarkers increased after VTP - 300 dosing Preliminary results: Elevations in HBV - specific T cell IFN - γ production were observed during imdusiran lead - in and after vaccination for n=7 patients
Slide 20: Strategic Collaboration with Qilu Pharmaceutical
Strategic Collaboration Exclusive Licensing* and Strategic Partnership Develop, manufacture and commercialize imdusiran in mainland China, Hong Kong, Macau and Taiwan Imdusiran Upfront payment (received in 2022) $40M Equity investment (received in 2022) $15M Commercialization and milestone payments
Slide 21: Oral PD-L1 Inhibitor
Oral PD-L1 Inhibitor “Warbutus
Slide 22: AB-101: Oral PD-L1 Inhibitor for HBV Immune Reactivation
AB - 101: Oral PD - L1 Inhibitor for HBV Immune Reactivation PD - 1: Programmed death ligand protein | Abs: Antibodies Currently in a Phase 1a/1b clinical trial Rationale • HBV immune tolerance is a critical driver of cHBV infection • PD - 1:PD - L1 checkpoint axis plays a key role in immune toleriz
Slide 23: AB-101: Small-Molecule Oral PD-L1 Inhibitor for HBV
AB - 101: Small - Molecule Oral PD - L1 Inhibitor for HBV AB - 101 is highly potent and activates HBV specific immune cells from chronic HBV patients AB - 101 reinvigorates HBV - specific cHBV patient T - cells PBMCs N= cells from 9 cHBV patients *p< - 0.05 PBMC: P eripheral Blood Mononuclear Cells
Slide 24: AB-101-001: Phase 1a/1b Clinical Trial
24 © 2023 Arbutus Biopharma, Inc. Part 1: SAD (n=8/cohort – 6:2) 1C: Dose 3 1B: Dose 2 1A: Dose 1 Part 2: MAD (n=10/cohort – 8:2) 2A: Do se ≤ dose tested in Part 1; interval TBD 2B: Dose/interval TBD 3A: Dose ≤ dose tested in Part 2; interval TBD x 28d 3B: Dose/interval TBD x 28d 3C: Dose/interval T
Slide 25: 2023 Key Milestones
2023 Key Milestones Cash balance * of $145M as of September 30, 2023, cash runway into Q1 2026; 2023 net cash burn of between $90M and $95M *Consists of cash, cash equivalents and marketable securities 25 Anticipated Timing 2023 Milestone 1H Imdusiran : Dose f irst patient in the imdusiran+VTP - 300
Slide 26: Thank You
Thank You © 2023 Arbutus Biopharma, Inc.
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