C4 Therapeutics, Inc. · NASDAQ:CCCC

C4 Therapeutics — Investor Presentation (January 2021)

36 slides from C4 Therapeutics's investor presentation, Jan 12, 2021

  1. Slide 1: Corporate Presentation January 2021

    Corporate Presentation January 2021 Exhibit 99.1

  2. Slide 2: Forward-looking Statements and Intellectual Property

    Forward-looking Statements The following presentation contains forward-looking statements. All statements other than statements of historical fact are forward-looking statements, which are often indicated by terms such as “anticipate,” “believe,” “could,” “estimate,” “expect,” “goal,” “intend,” “loo

  3. Slide 3: Targeted Protein Degradation Has the Potential to Transform Treatment of Disease

    z Oncology small molecule therapies generate significant revenue despite known limitations z Targeted Protein Degradation Has the Potential to Transform Treatment of Disease 3 Targeted Protein Degradation Has Potential to Drug the Remaining ~85% of the Human Proteome and Overcome Resistance to Exist

  4. Slide 4: C4T is Well Positioned to Develop Targeted Protein Degradation Medicines

    C4T is Well Positioned to Develop Targeted Protein Degradation Medicines to Transform Patient Care 4 Strong balance sheet with runway to end of 2023* TORPEDO platform has potential to efficiently design highly potent degrader medicines 4 programs expected in the clinic by end of 2022 14 additional p

  5. Slide 5: The Human Body Has A Natural Process to Destroy Unwanted Proteins

    The Human Body Has A Natural Process to Destroy Unwanted Proteins 5 1 2 3 4

  6. Slide 6: Focus on Overall Catalytic Degradation

    Focus on Overall Catalytic Degradation Targeted Protein Degradation Leverages the Body’s Natural Process to Destroy Disease-Causing Proteins 6

  7. Slide 7: Targeted Protein Degradation Offers Fundamental Advantages Over Protein Inhibition

    Targeted Protein Degradation Offers Fundamental Advantages Over Protein Inhibition 7 Improved Potency Fast Response High Selectivity Expansive Target Landscape 1 2 3 4

  8. Slide 8: TORPEDO Platform

    TORPEDO (Target ORiented ProtEin Degrader Optimizer) Platform

  9. Slide 9: Our TORPEDO Platform Has Potential to Efficiently Design Highly Potent Degrader Medicines

    Our TORPEDO Platform Has Potential to Efficiently Design Highly Potent Targeted Protein Degrader Medicines Ability to Develop both MonoDACs & BiDACS Focus on Catalytic Efficiency Ability to Design, Analyze & Predict Degrader Performance Investment in Cereblon as E3 Ligase Flexibility to address diff

  10. Slide 10: TORPEDO Platform Offers Flexibility to Design MonoDACs and BiDACs

    TORPEDO Platform Offers Flexibility to Design MonoDACs and BiDACs Flexibility to Address Different Targets with Tailored Approach 10

  11. Slide 11: Enhanced Catalytic Activity Drives Efficacy

    Enhanced Catalytic Activity Drives Efficacy Improved Catalytic Activity of Degrader A… …Drives Significant Improvement in Target Knockdown 11 Source: C4T data on file

  12. Slide 12: TORPEDO Platform: Robust Drug Discovery Process

    TORPEDO Platform: Robust Drug Discovery Process Enabling Higher Confidence in In Vivo Efficacy Rapid Delivery of Potent Drug Candidates Through Informed and Efficient Drug Discovery 12 Analyze Cellular degradation data fitted using an enzymology framework Key parameters describe intrinsic degradatio

  13. Slide 13: TORPEDO is Based on a Deep Focus on Cereblon

    TORPEDO is Based on a Deep Focus on Cereblon, Providing the Largest Target Selection Opportunity Programs Benefit from Desirable Properties of C4T’s Cereblon Binders 13 Cereblon E3 Ligase Investment in rich toolkit of intellectual property with 14 structurally distinct Cereblon binders Cereblon is e

  14. Slide 14: TORPEDO Platform Has Delivered a Robust Degrader Pipeline

    TORPEDO Platform Has Delivered a Robust Degrader Pipeline; Four Clinical Programs Expected by End of 2022 9 Additional Undisclosed Collaborator Programs in Discovery 14

  15. Slide 15: Three Strategic Target Platform Collaborations Expand Platform Potential

    Three Strategic Target Platform Collaborations Expand Platform Potential 15 4.5-year term beginning January 2019 Focus is on neurological conditions with up to 5 targets total 5-year term beginning March 2017 Focus is on treating diseases of aging, including cancer Signed March 2016 and continues un

  16. Slide 16: IKZF1/3 CFT7455

    IKZF1/3 CFT7455

  17. Slide 17: IKZF1/3: Maximal Catalytic Activity Leads to Improved Efficacy

    IKZF1/3: Maximal Catalytic Activity Leads to Improved Efficacy 17 Source: NIH SEER Database, Primary Literature Consensus Patient figures represent estimated U.S. annual incidence PTCL = peripheral T-cell lymphoma; MCL = mantle cell lymphoma Compelling Development Opportunity Potential for accelerat

  18. Slide 18: CFT7455 Demonstrates Improved Efficacy Compared to Other IKZF1/3 Degraders

    CFT7455 Demonstrates Improved Efficacy Compared to Both Approved and Most Advanced Development-stage IKZF1/3 Degraders CFT7455 In Vivo Efficacy – Complete Regression in MM Model CFT7455 In Vivo Efficacy Durable After End of Dosing Period 18 Source: C4T data on file QD Dosing NCI-H929 Tumor Volume (m

  19. Slide 19: CFT7455 Demonstrates Tumor Regression in Multiple Myeloma Xenograft

    CFT7455 Demonstrates Tumor Regression in Multiple Myeloma Xenograft Insensitive to Pomalidomide CFT7455 Active in RPMI-8226, Relative to Pomalidomide CFT7455 Active in RPMI-8226 After Tumor Progression on Pomalidomide Treatment 19 Source: C4T data on file D18

  20. Slide 20: CFT7455 Phase 1/2 Trial Design Offers Potential for Accelerated Approval

    CFT7455 Phase 1/2 Trial Design Offers Potential for Accelerated Approval Across Three Indications IND Submitted December 2020; Trial Expected to Initiate in 1H 2021 20 Phase 1 Dose Escalation R/R Multiple Myeloma Monotherapy N =~30 Cohort B1: R/R Multiple Myeloma Monotherapy N =~12 Cohort C: Non-Hod

  21. Slide 21: BRD9 CFT8634

    BRD9 CFT8634

  22. Slide 22: BRD9: Drugging the Undruggable with a Degrader Approach

    BRD9: Drugging the Undruggable with a Degrader Approach 22 Source: NIH SEER Database, Primary Literature Consensus Compelling Development Opportunity Well defined path to registration in SS and metastatic population already under management at academic centers Precedent for approval with a single-ar

  23. Slide 23: BRD9 Dependency in Synovial Sarcoma

    BRD9 Dependency in Synovial Sarcoma 23 Specifically degrades BRD9 and spares BRD4 and BRD7, avoiding potential off-target toxicities Oncogenicity of BRD9 depends on sub-domains not addressed by traditional inhibitors Advantages of BRD9 degradation Mechanistic Rationale Leveraging a protein degrader

  24. Slide 24: Robust Responses of CFT8634 Seen in Preclinical Synovial Sarcoma Models

    Robust Responses of CFT8634 Seen in Preclinical Synovial Sarcoma Models Dose Response Activity Yamato Xenograft Model Dose Response Activity Patient Derived Xenograft Model 24 IND Submission for CFT8634 Expected in 2H 2021 Source: C4T data on file

  25. Slide 25: BRAF

    BRAF

  26. Slide 26: BRAF: Utilizing a Degrader Approach to Overcome Resistance Mutations

    BRAF: Utilizing a Degrader Approach to Overcome Resistance Mutations 26 Source: NIH SEER Database, Primary Literature Consensus Compelling Development Opportunity Large patient population defined by failure of available BRAF inhibitors Target Population: V600E melanoma and/or NSCLC after failure of

  27. Slide 27: Advantages of BRAF V600E Degradation

    Advantages of BRAF V600E Degradation Specifically target mutant BRAF over wildtype BRAF Prevent mutant BRAF incorporation into RAF dimers Avoid paradoxical activation and associated failure of therapy due to resistance mechanisms dependent on BRAF inhibitor mediated paradoxical activation BRAF Degra

  28. Slide 28: BRAF Degraders Show Superior Efficacy Compared to Approved BRAF Inhibitors

    BRAF Degraders Show Superior Efficacy Compared to Approved BRAF Inhibitors C4T BRAF Degrader Shows More Durable Efficacy Than Encorafenib C4T BRAF Degrader Shows More Durable Efficacy Than Dabrafenib 28 IND Enabling Studies Planned for 2021 Tumor Volume (mm3) Days of Treatment BRAF program is partne

  29. Slide 29: RET

    RET

  30. Slide 30: RET Degradation: Opportunity to Overcome Resistance Mutations

    RET Degradation: Opportunity to Overcome Resistance Mutations 30 Sources: NIH SEER Database, https://pubmed.ncbi.nlm.nih.gov/29284153/, Primary Literature Consensus Compelling Development Opportunity Well defined registration path in existing, genetically defined patient population with no effective

  31. Slide 31: RET Degradation May Have Improved Activity Compared to RET Inhibitors

    Mechanistic Rationale RET Degradation May Have Improved Activity Compared to Best-In-Class RET Inhibitors 31 Advantages of RET Degradation RET degrader is active against key secondary mutations that cause resistance, including both the gatekeeper and solvent front mutations Against RET without secon

  32. Slide 32: RET Degrader Has an Excellent Cell Growth Inhibition Profile

    RET Degrader Has an Excellent Cell Growth Inhibition Profile In RET Fusions and Common Resistance Mutations IND Enabling Studies Planned for 2021 32 KIF5B-RET Fusion Solvent Front Mutation Activating Mutation Drug Naïve, Driver Translocation/Mutation RET Inhibitor Acquired-Resistance Mutants Gatekee

  33. Slide 33: Lead Programs Offer Compelling Opportunities to Address Unmet Need

    Lead Programs Offer Compelling Opportunities to Address Unmet Need in Multiple Patient Populations 33 Sources: National Cancer Institute’s Surveillance, Epidemiology, and End Results (SEER) Database MM survival: https://seer.cancer.gov/archive/csr/1975_2015/browse_csr.php?sectionSEL=18&pageSEL=sect_

  34. Slide 34: 2021 Milestones Support Progress Toward Four Clinical-Stage Programs

    2021 Milestones Support Progress Toward Goal of Four Clinical-Stage Programs by Year-End 2022 34 IKZF1/3 (CFT7455) BRD9 (CFT8634) BRAF RET Phase 1/2 Initiation IND Submission Phase 1 Top-line Safety & Efficacy Proof of Mechanism Phase 1 Initiation Phase 1 Initiation Phase 1 Initiation IND Enabling S

  35. Slide 35: C4T is Well Positioned to Develop Targeted Protein Degradation Medicines

    C4T is Well Positioned to Develop Targeted Protein Degradation Medicines to Transform Patient Care 35 Strong balance sheet with runway to end of 2023* TORPEDO platform has potential to efficiently design highly potent degrader medicines 4 programs expected in clinic by end of 2022 14 additional prog

  36. Slide 36: Thank You

    Deal fe al a see C4 Therapeutics Vala cal esta ba BROS AeRARG AP PEP eaeA Thank You ye] lal alana IS at | ol elel sl é ; hs ' ‘) wae Ag d ae Tiel | ele) Pe een) al °

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