Gri Bio, Inc. · NASDAQ:GRI

Gri Bio — Investor Presentation (August 2024)

25 slides from Gri Bio's investor presentation, Aug 14, 2024

  1. Slide 1: A New Approach to Inflammatory Diseases

    A New Approach to Inflammatory Diseases NASDAQ: GRI | gribio.com August 2024 Corporate Presentation

  2. Slide 2: Forward Looking Statements

    Forward Looking Statements This presentation is for informational purposes only and is not an offer to sell or a solicitation of an offer to buy any securities of GRI Bio, Inc. (“GRI” or the “Company”). This presentation contains “forward-looking statements” within the meaning of the “safe harbor” p

  3. Slide 3: Highlights

    Highlights Advancing an Innovative Pipeline of NKT Cell Modulators for the Treatment of Inflammatory, Fibrotic and Autoimmune Diseases Encouraging Preclinical Data Observed to Date on Par with OFEV® (nintedanib), a Leading Tyrosine Kinase Inhibitor with 2025 Projected Sales of $5 Billion3 3 1. Shari

  4. Slide 4: Pipeline Targeting High-Value Indications in Need of Innovation

    Programs Class Indication Preclinical Phase 1 Phase 2 Phase 3 Status GRI-0621 Interim data Q4 2024 Topline data Q1 2025 GRI-0803 IND-enabling and Phase 1 program to advance in 2025 GRI-NKT Multiple pipeline expansion opportunities Pipeline Targeting High-Value Indications in Need of Innovation Phase

  5. Slide 5: NKT Cells for Immune Regulation

    NKT Cells for Immune Regulation 5 Novel Immune Mechanism to Regulate the Adaptive-Innate Immune Axis & Reset Dysfunctional Immune Responses Innate Immune System Adaptive Immune System T cells B cells Type 2 NKT iNKT Macrophages DC Eosinophil Basophil Neutrophil NK Crosstalk Adaptive ImmunityInnate I

  6. Slide 6: Targeting iNKT Cells Upstream of Key Fibrotic Targets

    6 Targeting iNKT Cells Upstream of Key Fibrotic Targets iNKT is a key driver of propagating inflammatory/fibrosis cascade Downregulating iNKT provides potential for downstream benefits, including immune resolution and homeostasis Provides Potential Competitive Advantage IL-4 / IL-13 (Ph3: Lebrikizum

  7. Slide 7: iNKT Cells: Top of the Inflammatory Cascade

    7 iNKT Cells: Top of the Inflammatory Cascade Type 1 & 3 Immune Responses Key cytokines involved: TGF-β GM-CSF IL-17A Type 2 Immune Responses Key cytokines involved: IL-4 IL-5 IL-13 Repeated or prolonged injury drives a healing process towards chronic inflammation iNKT cells activate immune cells at

  8. Slide 8: iNKT Cells Drive Disease Progression

    iNKT Cells Drive Disease Progression 8 Biomarker May Support Recruitment Efforts, Treatment Efficacy and Identify Intent-to-Treat Populations in Clinical Studies IPF MASH Lupus

  9. Slide 9: GRI-0621 Targets iNKT to Restore Homeostasis

    9 GRI-0621 Targets iNKT to Restore Homeostasis Type 1 & 3 Immune Responses Type 2 Immune Responses GRI-0621 inhibits the activity of iNKT cells early in the inflammatory cascade to prevent cytokine release, cellular infiltration, and interrupts disease progression at the source Resolution of chronic

  10. Slide 10: GRI-0621 Idiopathic Pulmonary Fibrosis (IPF)

    GRI-0621 Idiopathic Pulmonary Fibrosis (IPF) Ongoing Phase 2a biomarker study with interim data expected Q4 2024 and topline data Q1 2025 Leveraging FDA agreed 505(b)(2) regulatory pathway Orphan indication with ~40K newly diagnosed cases annually1 10 1. Sauleda J, Núñez B, Sala E, Soriano JB. Idiop

  11. Slide 11: The Need in Idiopathic Pulmonary Fibrosis

    The Need in Idiopathic Pulmonary Fibrosis 11 A Rare Chronic Progressive Pulmonary Disease with Abnormal Scarring of the Lungs Blocking the Movement of Oxygen into the Bloodstream Significant side-effects, limited compliance and no impact on survival3 Despite challenges, total 2022 sales were ~$4.3 b

  12. Slide 12: GRI-0621 for the Treatment of Idiopathic Pulmonary Fibrosis

    12 GRI-0621 for the Treatment of Idiopathic Pulmonary Fibrosis Established safety profile as an oral formulation GRI-0621 is an oral formulation of an FDA-approved topical dermatology product, tazarotene Prior late-stage studies of an oral formulation of tazarotene demonstrated favorable safety prof

  13. Slide 13: Modulation of NKT Activity Inhibits Inflammation and TGF-β

    Modulation of NKT Activity Inhibits Inflammation and TGF-β 13 C el l N um be rs (1 06 /m L) in B AL F WBC Neutrophils Monocytes Lymphocytes TG F- β in B AL F (n g/ m g) Sham Vehicle GRI-0621 Nintedanib Preclinical Data on Par with OFEV® (nintedanib), a Leading Tyrosine Kinase Inhibitor with 2025 Pro

  14. Slide 14: Targeting iNKT Cells Upstream of Key Fibrotic Targets

    Targeting iNKT Cells Upstream of Key Fibrotic Targets Provides Potential Competitive Advantage 14 IPF Animal Model: GRI-0621 significantly reduces inflammation, TGF-β, and fibrosis in a bleomycin model of pulmonary fibrosis and compares favorably to Nintedanib iNKT is a key driver of propagating inf

  15. Slide 15: Ongoing Phase 2 Study in IPF

    KEY INCLUSION CRITERIA 1. Men or women 40-85 yrs 2. Confirmed IPF diagnosis 3. FVC > 50% predicted 4. FEV1/FVC > 0.65 5. DLCOc > 30% predicted 6. Life expectancy of at least 12- months 7. Subjects on approved IPF therapy must remain on their current medication from Screening until the last study vis

  16. Slide 16: Recent Acquisitions in IPF Suggest Potential for Significant Upside

    Recent Acquisitions in IPF Suggest Potential for Significant Upside 16 Company Partner Stage (Year) Upfront Total Deal Phase 3 (2019) $3.95B $3.96B plus $1.1B investment undisclosed milestones Phase 2 (2019) $390M $1B milestones + royalties Phase 1 (2019) $50.57M $1.25B milestones Preclinical (2020)

  17. Slide 17: GRI-0803 Initial Focus on Systemic Lupus Erythematosus (SLE)

    GRI-0803 Initial Focus on Systemic Lupus Erythematosus (SLE) 17 Novel activator of human type 2 NKT cells Extensive IP protection with issued composition of matter and use patents and market LOE through 2038

  18. Slide 18: The Need in Systemic Lupus Erythematosus

    The Need in Systemic Lupus Erythematosus 18 The most common form of lupus, SLE, is an autoimmune disease in which the immune system attacks its own tissue and organs DIAGNOSIS Number of all lupus cases2 70% AGE RANGE Commonly affects women of childbearing age1 15 - 44 PREVALENCE Confirmed as definit

  19. Slide 19: Type 2 NKT Agonist Observed to Inhibit Lupus Nephritis in Model

    Type 2 NKT Agonist Observed to Inhibit Lupus Nephritis in Model 19 Control Type 2 NKT Agonist Control (7/9) Type 2 NKT Agonist (10/10)  The Most Common Manifestation of Lupus Nephritis & Renal Damage, Proteinuria, Improved  Improvement in Auto-Antibodies & Overall Survival Weeks Control Type 2 NKT

  20. Slide 20: Advancing Toward the Clinic

    20 Advancing Toward the Clinic IND-Enabling and Phase 1 Program to Advance in 2025 Validate bioanalytical methods Complete cGMP manufacturing Complete toxicology studies Steps Toward IND Filing

  21. Slide 21: Pipeline Expansion Opportunities

    Pipeline Expansion Opportunities 21 Type 2 NKT Agonists For Autoimmunity Potential Future Indications and Patient Populations (United States) 3M 1.5M 1.6M <200K <20K Multiple Sclerosis Rheumatoid Arthritis Inflammatory Bowel Disease Insulin Dependent Diabetes Mellitus Amyotrophic Lateral Sclerosis

  22. Slide 22: Proven Leadership Team

    Proven Leadership Team Marc Hertz, PhD Chief Executive Officer Vipin Kumar, PhD Prof. UCSD | CSO Albert Agro, PhD Chief Medical Officer 20+ years immunotherapy experience (fibrosis, inflammation, autoimmunity, allergy and oncology) Drug discovery through Phase 3 C-level & board positions at Pharmexa

  23. Slide 23: Summary

    Summary 23 Elevating Clinical Stage Biotechnology Company Advancing Innovative Pipeline Across Multiple Orphan and High-Value Inflammatory, Fibrotic and Autoimmune Diseases NKT Science Leading NKT regulation technology targeting earlier in the inflammatory cascade to interrupt disease progression Hi

  24. Slide 24: Thank You!

    A New Approach to Inflammatory Diseases NASDAQ: GRI | gribio.com Thank You! Investor Relations JTC Team 833-475-8247 gri@jtcir.com

  25. Slide 25: GRI-0621-IPF-02 Biomarker Analysis

    GRI-0621-IPF-02 Biomarker Analysis PD Biomarkers Flow Cytometry Gene Expression Serum Biomarkers 25 iNKT cell activity as a PD biomarker for fibrotic disease Serum biomarkers change from baseline • PRO-C3, PRO-C6, C1m, C3M, C6M, VICM, CPa9-HNE, PRO-C4, CT-III, ELP-3, and C4Ma3 Flow Cytometry • B cel

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