Cabaletta Bio, Inc. · NASDAQ:CABA

Cabaletta Bio — Investor Presentation (September 2023)

24 slides from Cabaletta Bio's investor presentation, Sep 5, 2023

  1. Slide 1: Corporate Presentation September 2023

    Corporate Presentation September 2023 Exhibit 99.1

  2. Slide 2: Disclaimer

    Disclaimer The following presentation, including any printed or electronic copy of these slides, the talks given by the presenters, the information communicated during any delivery of the presentation and any question and answer session and any document or material distributed at or in connection wi

  3. Slide 3: Develop and launch the first curative targeted cellular therapies for autoimmune diseases

    Develop and launch the first curative targeted cellular therapies for patients with autoimmune diseases

  4. Slide 4: Leveraging years of experience with cellular therapy in autoimmunity to initiate CABA-201 clinical trials

    Leveraging years of experience with cellular therapy in autoimmunity to initiate CABA-201 clinical trials Cabaletta®: Pursuing cures for a broad range of autoimmune diseases CARTA – Chimeric Antigen Receptor T cells for Autoimmunity; CAART – Chimeric AutoAntibody Receptor T cells; IND – Investigatio

  5. Slide 5: One CABA platform, two strategies to address autoimmune diseases

    One CABA™ platform, two strategies to address autoimmune diseases Complementary strategies to optimize clinical outcomes using cellular therapies in autoimmune diseases Mackensen, Andreas, et al. "Anti-CD19 CAR T cell therapy for refractory systemic lupus erythematosus." Nature Medicine (2022): 1-9.

  6. Slide 6: Biologic opportunity for cure or treatment may be possible in dozens of autoimmune diseases

    Biologic opportunity for cure or treatment may be possible in dozens of autoimmune diseases* CABA™ platform may apply across a range of autoimmune diseases Pemphigus Vulgaris1,2,3 Pemphigus Foliaceus1,2,3 Epidermolysis Bullosa Acquisita3 Bullous Pemphigoid1,2,3 Lupus Nephritis3,4 Membranous Nephropa

  7. Slide 7: Pipeline targeting autoimmune diseases where cure is possible

    CABA™ Platform Indication Program Discovery Preclinical Phase 1/2 Phase 2/3 CARTA Chimeric Antigen Receptor T cells for Autoimmunity Myositis (IIM, Idiopathic Inflammatory Myopathy)1 Dermatomyositis CABA-201 4-1BB CD19-CAR T Anti-Synthetase Syndrome Immune-Mediated Necrotizing Myopathy CARTA Chimeri

  8. Slide 8: Chimeric Antigen Receptor T Cells for Autoimmunity CABA-201

    Chimeric Antigen Receptor T Cells for Autoimmunity CABA-201

  9. Slide 9: Emerging clinical data with 4-1BB CD19-CAR T in SLE and other diseases

    Emerging clinical data with 4-1BB CD19-CAR T1 in… SLE – Systemic lupus erythematosus; SLEDAI-2K – Systemic Lupus Erythematosus Disease Activity Index 2000 The construct utilized in these studies has a similar design to CABA-201, sharing the 4-1BB costimulatory domain, but is a different construct. M

  10. Slide 10: Cabaletta's CD19 binder with similar activity to FMC63

    Cabaletta’s CD19 binder with similar in vitro & in vivo activity to FMC631,2 (binder used in academic studies3,4) CABA-201: CD19-targeting CAR T therapy for autoimmune diseases SLE – Systemic lupus erythematosus; IIT – Investigator-initiated trial; Flu/Cy – Fludarabine/Cyclophosphamide; CRS – Cytoki

  11. Slide 11: Myositis: Strong scientific rationale and significant disease burden

    ~66K U.S. patients with IIM subtypes with B cell involvement; frequently severe, with limited treatment options Myositis: Strong scientific rationale & significant disease burden Lundberg, Ingrid E., et al. "Idiopathic inflammatory myopathies." Nature Reviews Disease Primers 7.1 (2021): 86. Kronzer,

  12. Slide 12: CABA-201 to be evaluated in patients with active myositis

    12 CABA-201 to be evaluated in patients with active myositis, including DM, ASyS & IMNM Phase 1/2 study design for CABA-201 in patients with myositis DM – Dermatomyositis; ASyS – Anti-synthetase syndrome; IMNM – Immune-mediated necrotizing myopathy Subjects will be treated with a standard preconditi

  13. Slide 13: SLE and Lupus Nephritis: High unmet clinical need

    Up to 320,000 SLE patients in the U.S., ~40% with LN, who face increased risk of kidney failure & death SLE & Lupus Nephritis: High unmet clinical need Helmick CG, Felson DT, Lawrence RC, Gabriel S, Hirsch R, Kwoh CK, Liang MH, Kremers HM, Mayes MD, Merkel PA, Pillemer SR, Reveille JD, Stone JH; Nat

  14. Slide 14: CABA-201 to be evaluated in patients with active SLE

    14 CABA-201 to be evaluated in patients with active SLE with or without renal involvement Phase 1/2 study design for CABA-201 in patients with SLE SLE – Systemic lupus erythematosus; EULAR – European League Against Rheumatism; ACR – American College of Rheumatology Subjects will be treated with a st

  15. Slide 15: Accelerating development of CABA-201 for autoimmune diseases

    Our product candidate & uniquely experienced people inform our development path Accelerating development of CABA-201 for autoimmune diseases SLE – Systemic lupus erythematosus Peng, Binghao J, et al. “Preclinical specificity and activity of CABA-201, a fully human 4-1BB containing CD19 CAR T therapy

  16. Slide 16: Chimeric AutoAntibody Receptor T Cells DSG3-CAART & MuSK-CAART

    Chimeric AutoAntibody Receptor T Cells DSG3-CAART & MuSK-CAART

  17. Slide 17: Current treatments require broad immunosuppression with safety risks and transient efficacy

    Current treatments require broad immunosuppression associated with safety risks and transient efficacy Overview of pemphigus vulgaris & current treatment landscape Image credit: D@nderm. http://www.vgrd.org/archive/cases/2004/pv/DSCN4996%20copy.JPG Joly, Pascal, et al. "First-line rituximab combined

  18. Slide 18: Favorable tolerability to date, modest persistence increase with IVIg & Cy

    Favorable tolerability to date, but only modest persistence increase observed with IVIg & Cy Ongoing DesCAARTes™ study in patients with mucosal PV Volkov J, et al. “Correlative findings following DSG3-CAART infusion with & without combination preconditioning therapy in patients with Pemphigus Vulgar

  19. Slide 19: Study timelines being evaluated based on emerging DesCAARTes data

    Study timelines being evaluated based on emerging data from DesCAARTes™ study High unmet need in MuSK myasthenia gravis (MG) MusCAARTes™ study of MuSK-CAART Ongoing open-label study to determine the maximum tolerated dose & to evaluate safety of MuSK-CAART Part Cohort Subjects A – Monotherapy Dose E

  20. Slide 20: Corporate Summary

    Corporate Summary Cabaletta Bio”

  21. Slide 21: Three-stage approach allows efficient allocation of capital

    Three-stage approach allows for efficient allocation of capital while leveraging experienced partners Manufacturing strategy Stage 3: Commercialization & Scale-Up Data-gated, staged investment Stage 1: Penn Stage 2: CDMOs & CABA Process Cell processing capacity secured through Penn partnership SOPs

  22. Slide 22: Cabaletta Bio leadership

    BOARD OF DIRECTORS Cabaletta Bio leadership LEADERSHIP TEAM Anup Marda Chief Financial Officer Arun Das, M.D. Chief Business Officer David J. Chang, M.D., M.P.H., FACR Chief Medical Officer Martha O’Connor Chief HR Officer Michael Gerard General Counsel Steven Nichtberger, M.D. President, CEO & Chai

  23. Slide 23: Leveraging years of experience with cellular therapy in autoimmunity to initiate CABA-201 clinical trials

    Leveraging years of experience with cellular therapy in autoimmunity to initiate CABA-201 clinical trials Cabaletta®: Pursuing cures for a broad range of autoimmune diseases CARTA – Chimeric Antigen Receptor T cells for Autoimmunity; CAART – Chimeric AutoAntibody Receptor T cells; IND – Investigatio

  24. Slide 24: Corporate Presentation september 2023

    Corporate Presentation september 2023

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