Wave Life Sciences Ltd. · NASDAQ:WVE

Wave Life Sciences — Investor Presentation (October 2018)

41 slides from Wave Life Sciences's investor presentation, Oct 2, 2018

  1. Slide 1: Wave Life Sciences Corporate Presentation

    Wave Life Sciences Corporate Presentation October 2, 2018 EXHIBIT 99.1

  2. Slide 2: Forward-looking statements

    Forward-looking statements This document contains forward-looking statements. All statements other than statements of historical facts contained in this document, including statements regarding possible or assumed future results of operations, preclinical and clinical studies, business strategies, r

  3. Slide 3: Leading a new era of precision medicine

    We are leading a new era of precision medicine in which rationally designed nucleic acid therapies are the key to delivering safer, more effective treatments for serious, genetically defined diseases

  4. Slide 4: Architects of transformation

    Architects of transformation Wave Life Sciences is a clinical-stage, genetic medicines company unlocking the potential of a proprietary chemistry platform that enables the precise design, optimization and production of stereopure nucleic acid therapies. Wave has reinvented the design, synthesis and

  5. Slide 5: Wave rational design

    WAVE RATIONAL DESIGN Stereochemistry enables precise control, ability to optimize critical constructs into one defined and consistent profile Building the optimal, stereopure medicine STANDARD OLIGONUCLEOTIDE APPROACHES Pharmacologic properties include >500,000 permutations in every dose Impact: Unr

  6. Slide 6: Creating a new class of oligonucleotides

    Source: Iwamoto N, et al. Control of phosphorothioate stereochemistry substantially increases the efficacy of antisense oligonucleotides. Nature Biotechnology. 2017. Creating a new class of oligonucleotides WAVE RATIONAL DESIGN

  7. Slide 7: Optimizing potency and durability across multiple tissues

    Optimizing potency and durability across multiple tissues CNS Muscle Liver MALAT1 Knockdown in Mice Knockdown of Serum hAPOC3 Protein Levels in Mice Two 5 mg/kg doses on Days 1&3 PBS Stereopure Eye MALAT1 Knockdown in Non-Human Primates Single 450 µg IVT injection 10 Weeks after single 100 µg inject

  8. Slide 8: Chemistry affects immune activation

    Stereochemistry allows for Human TLR9 activation assay with 5mC modified CpG containing MOE gapmer Cytokine induction in human PBMC assay Chemistry affects immune activation Complement Activation Human TLR9 Activation Cytokine Induction Complement activation in non-human primate serum assay Data rep

  9. Slide 9: Pipeline spanning multiple modalities, novel targets

    MUSCLE Pipeline spanning multiple modalities, novel targets CLINICAL NEXT ANTICIPATED MILESTONES CANDIDATE DISCOVERY ESTIMATED U.S. PREVALENCE* TARGET BIOMARKER MECHANISM PARTNER WAVE’S COMMERCIAL RIGHTS CNS A Huntington’s disease ~10k / ~35k mHTT SNP1 mHTT Phase 1b/2a Top line data H1 2019 Takeda 5

  10. Slide 10: Duchenne Muscular Dystrophy (DMD)

    Duchenne Muscular Dystrophy (DMD)

  11. Slide 11: DMD: a progressive, fatal childhood disorder

    DMD: a progressive, fatal childhood disorder Fatal, X-linked genetic neuromuscular disorder characterized by progressive, irreversible loss of muscle function, including heart and lung Genetic mutation in dystrophin gene prevents the production of dystrophin protein, a critical component of healthy

  12. Slide 12: Wave approach: restoration of dystrophin through exon skipping

    Wave approach: meaningful restoration of dystrophin production through Exon skipping Neuro DMD Exon skipping with stereopure oligonucleotides has the potential to enable production of meaningful levels of functional dystrophin Enabling production of meaningful levels of dystrophin is expected to res

  13. Slide 13: WVE-210201 Phase 1 clinical trial

    WVE-210201 Phase 1 clinical trial Multicenter, double-blind, placebo-controlled, single ascending dose study with I.V. administration Primary endpoint: Safety and tolerability Inclusion criteria: ages 5 to 18, amenable to Exon 51 skipping Ambulatory and non-ambulatory boys eligible, including those

  14. Slide 14: Exon 51: improved skipping efficiency

    Exon 51: improved skipping efficiency RNA skipping determined by quantitative RT-PCR Wave isomers demonstrated a dose-dependent increase in skipping efficiency in vitro Free uptake at 10uM concentration of each compound with no transfection agent Same foundational stereopure chemistry for Wave isome

  15. Slide 15: Exon 51: increased dystrophin restoration

    Dystrophin protein restoration in vitro was quantified to be between 50-100% of normal skeletal muscle tissue lysates, as compared to about 1% by drisapersen and eteplirsen analogs Exon 51: increased dystrophin restoration *Analogs dystrophin (400-427 kDa) vinculin (120 kDa) Marker Mock Drisapersen*

  16. Slide 16: Exon 51: in vivo target engagement in non-human primate

    Exon 51: in vivo target engagement of WVE-210201 in healthy non-human primate 5 doses @ 30 mg/kg /week for 4 weeks healthy NHP by subcutaneous dosing Nested PCR Assay Neuro DMD Experimental conditions: Muscle tissues were collected 2 days after the last dose and fresh frozen. Total RNAs were extract

  17. Slide 17: Exon 51: no apparent tissue accumulation observed

    Exon 51: no apparent tissue accumulation observed Standard oligonucleotides tend to accumulate in liver and kidney Wave rationally designed oligonucleotides optimized to allow compound to clear more effectively WVE-210201 demonstrated wide tissue distribution in dose dependent fashion No apparent ac

  18. Slide 18: Stereopure surrogate yields dystrophin restoration and CK reduction

    Stereopure surrogate yields substantial dystrophin protein restoration and CK reduction *Numbers indicate individual animals Experimental conditions: Tissues collected 96 hours post final dose. Protein expression determined by western blot. ALT=alanine aminotransferase; AST=aspartate aminotransferas

  19. Slide 19: Dystrophin restored in muscle fibers after single dose

    Stereopure surrogate restores dystrophin in muscle fibers after single dose Neuro DMD PBS DMD-1742 Immunohistochemistry of dystrophin in gastrocnemius in mdx23 mice at 4 weeks 10X Experimental conditions: mdx23 mice received a single IV injection of PBS or DMD-1742 (150 mg/kg). Immunohistochemistry:

  20. Slide 20: Dystrophin restored in muscle fibers after multiple doses

    Stereopure surrogate restores dystrophin in muscle fibers after multiple doses Experimental conditions: mdx23 mice received 4 weekly IV injections of PBS or DMD-1742 (150 mg/kg). Immunohistochemistry: Blue: Nuclei, Hoechest; Yellow: Rabbit anti-Dystrophin(#ab15277) 1:400 diluent, 555/Cy3, Yellow is

  21. Slide 21: Exon 53: oligonucleotide rapidly distributes to muscle

    Exon 53: targeting oligonucleotide rapidly distributes to muscle within 24 hours after injection Bright field view 63x oil Nucleus: Hematoxylin; Light Blue Wave oligo: ViewRNA, Fast Red Nucleus: Hoechst33342; Blue Wave oligo: Fast Red/Cy3; Pink Red Fluorescence channel view Z Stack view Data derived

  22. Slide 22: Exon 53 Program: improved skipping efficiency

    RNA skipping determined by quantitative RT-PCR Free uptake at 10uM and 3uM concentration of each compound with no transfection agent Exon 53 Program: improved skipping efficiency Neuro DMD Percentage Exon 53 Skipping of Preliminary Wave Isomers WVE 53 Compound E WVE 53 Compound F WVE 53 Compound E W

  23. Slide 23: Huntington's Disease

    Huntington’s Disease

  24. Slide 24: Huntington's Disease: a hereditary, fatal disorder

    Huntington’s Disease: a hereditary, fatal disorder Autosomal dominant disease, characterized by cognitive decline, psychiatric illness and chorea; fatal No approved disease-modifying therapies Expanded CAG triplet repeat in HTT gene results in production of mutant huntingtin protein (mHTT); accumula

  25. Slide 25: Wave approach: novel, allele-specific silencing

    Utilize association between single nucleotide polymorphisms (SNPs) and genetic mutations to specifically target errors in genetic disorders, including HD. Allele-specificity possible by targeting SNPs associated with expanded long CAG repeat in mHTT gene Approach aims to lower mHTT transcript while

  26. Slide 26: Two parallel global placebo-controlled multi-ascending-dose trials

    Two parallel global placebo-controlled multi-ascending-dose trials for WVE-120101, WVE-120102 Primary objective: assess safety and tolerability of intrathecal doses in early manifest HD patients Additional objectives: exploratory pharmacokinetic, pharmacodynamic, clinical and MRI endpoints Two simul

  27. Slide 27: Selective reduction of mHTT mRNA and protein

    Selective reduction of mHTT mRNA & protein Reporter Cell Line* Neuro HD

  28. Slide 28: Demonstrated delivery to brain tissue

    Demonstrated delivery to brain tissue WVE-120101 and WVE-120102 distribution in cynomolgus non-human primate brain following intrathecal bolus injection Demonstrated delivery to brain tissue CIC = cingulate cortex. CN = caudate nucleus. In Situ Hybridization ViewRNA stained tissue Red dots are WVE-1

  29. Slide 29: C9orf72 ALS and FTD

    C9orf72 Amyotrophic Lateral Sclerosis (ALS) Frontotemporal Dementia (FTD)

  30. Slide 30: C9orf72: a critical genetic risk factor

    C9orf72: a critical genetic risk factor C9orf72 gene provides instructions for making protein found in various tissues, with abundance in nerve cells in the cerebral cortex and motor neurons C9orf72 genetic mutations are the strongest genetic risk factor found to date for the more common, non-inheri

  31. Slide 31: Amyotrophic lateral sclerosis

    Amyotrophic lateral sclerosis Neurodegenerative disease characterized by the progressive degeneration of motor neurons in the brain and spinal cord Affects approximately 15,000-20,000 people in the US with a median survival of three years C9orf72 is present in approximately 40% of familial ALS and 8

  32. Slide 32: Frontotemporal dementia

    Frontotemporal dementia Progressive neuronal atrophy with loss in the frontal and temporal cortices characterized by personality and behavioral changes, as well as gradual impairment of language skills Affects approximately 55,000 people in the US Second most common form of early-onset dementia afte

  33. Slide 33: Selective silencing in vivo of expanded C9orf72 repeat transcripts

    Selective silencing in vivo of expanded C9orf72 repeat transcripts Wave has developed a series of highly optimized antisense compounds which selectively silence the repeat containing transcript in C9orf72 transgenic mice These compounds show target engagement across cell types and regions of the ner

  34. Slide 34: WVE-3972-01 produces durable reduction in dipeptides in vivo

    WVE-3972-01 produces durable reduction in dipeptides in vivo Neuro C9orf72 PolyGP (Relative expression, means+SEM) Spinal Cord Cortex Durable reduction of dipeptide in spinal cord and cortex in NHP for at least 12 weeks Stereopure Stereopure Stereorandom Stereorandom NHP = Non-human primate. Experim

  35. Slide 35: WVE-3972-01 distributed widely in motor neurons in mouse spinal cord

    WVE-3972-01 is distributed widely and taken up in nuclei of motor neurons in mouse spinal cord Neuro C9orf72 Experimental description: C9-BAC mice were administered 50mg of WVE-3972-01 ICV on day 1 and day 8; detection using ViewRNA. Spinal cord: Oligonucleotide visualization (ViewRNA) in spinal cor

  36. Slide 36: WVE-3972-01 in nuclei of motor neurons in NHP CNS

    NHP = non-human primate. Experimental design: Cynomolgus monkeys were administered 3 weekly IT doses of ASO; tissues were collected 48 hours after last injection. WVE-3972-01 in nuclei of motor neurons in NHP CNS Blue: Nuclear, Hematoxylin; Pink Red: ASO/ViewRNA, Fast Red/Cy3 Widespread and sustaine

  37. Slide 37: Partnerships

    Partnerships

  38. Slide 38: Takeda and Pfizer collaborations

    *Assuming Takeda advances six programs that achieve regulatory approval and commercial sales, Wave will be eligible to receive up to $2 billion in cash milestone payments, of which more than $1 billion would be in precommercial milestone payments. $230+ million in committed cash; eligible for milest

  39. Slide 39: Intellectual property strength: breadth and depth of patent portfolio

    Intellectual property strength: breadth and depth of patent portfolio Programs HD candidates DMD candidates Platform Designs Compositions Stereochemistry Process development Improved activity, stability, specificity, immunogenicity Oligonucleotide compositions Monomers, key reagents Methods of synth

  40. Slide 40: Upcoming Wave catalysts

    Upcoming Wave catalysts Q4 2018: Safety data expected in DMD from Phase 1 trial for WVE-210201 WVE-210201 is the first stereopure oligonucleotide targeting Exon 51 Received EU and US orphan drug designations and US rare pediatric disease designation H1 2019: Data expected in HD from Phase 1b/2a tria

  41. Slide 41: Realizing the potential of nucleic acid therapeutics

    Realizing the potential of nucleic acid therapeutics For more information: Graham Morrell, Investor Relations gmorrell@wavelifesci.com 781.686.9600

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