Castle Biosciences, Inc. · NASDAQ:CSTL

Castle Biosciences — FY2019 Earnings Presentation

34 slides from Castle Biosciences's earnings presentation, Jan 9, 2020

  1. Slide 1: The Skin Cancer Diagnostics Company – Company Presentation January 2020

    The Skin Cancer Diagnostics Company COMPANY PRESENTATION January 2020 NASDAQ:CSTL

  2. Slide 2: Disclaimers – Forward-Looking Statements

    DISCLAIMERS › Forward-Looking Statements The information in this presentation contains forward-looking statements and information within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended, which are subject to the

  3. Slide 3: Preliminary Fourth Quarter and Year-End 2019 Performance Results

    PRELIMINARY FOURTH QUARTER AND YEAR-END 2019 PERFORMANCE RESULTS1 (unaudited) › High volume growth: › 4Q2019 DecisionDx-Melanoma increased by 37% over the same period in 2018 › Full-year 2019 DecisionDx-Melanoma increased by 29% year-over-year from 2018 › New ordering clinicians for DecisionDx-Melan

  4. Slide 4: DecisionDx-Melanoma Increased 29% in 2019 Year-Over-Year

    CASTLE’S LEAD PRODUCT, DECISIONDX-MELANOMA, INCREASED 29% IN 2019 YEAR-OVER-YEAR FROM 2018 DecisionDx-Melanoma DecisionDx-Melanoma Test DecisionDx-Melanoma Test Report Growth 4Q19 Report Growth New Ordering Clinicians 2019 4480 15,529 3270 12,032 24% 37% 9,300 29% 6,295 2,858 4Q18 4Q19 2015 2016 201

  5. Slide 5: The Skin Cancer Diagnostics Company

    The Skin Cancer Diagnostics Company COMPANY PRESENTATION November 14, 2019 NASDAQ:CSTL The following is the unedited presentation made available on the Company’s website, www.castlebiosciences.com, on November 14, 2019.

  6. Slide 6: Castle Biosciences: Improving Health Outcomes of Patients With Skin Cancer

    CASTLE BIOSCIENCES Improving Health Outcomes Of Patients With Skin Cancer Through Innovative, Clinically Actionable, Cost-effective Diagnostics › STRONG FINANCIALS › High volume growth: 3Q2019 = DecisionDx-Melanoma = 32%; 30% total GEP test reports › Strong revenue: 3Q2019 =$14.8 million; YTD2019 =

  7. Slide 7: Recent and Upcoming Expected Milestones

    RECENT AND UPCOMING EXPECTED MILESTONES 2018 2019 2020 2021 7

  8. Slide 8: Dermatological Cancer Products and Pipeline Target Estimated $2.0B U.S. TAM

    CASTLE’S DERMATOLOGICAL CANCER PRODUCTS & CURRENT PIPELINE TARGET AN ESTIMATED $2.0B U.S. TOTAL ADDRESSABLE MARKET1 SQUAMOUS CELL SUSPICIOUS PIGMENTED MELANOMA CARCINOMA LESIONS TOTAL ANNUAL ~190,000 ~1 Million ~2 Million INCIDENCE Patients Patients Patients INITIAL CASTLE ~130,000 patients classifi

  9. Slide 9: Castle's Products and Product Pipeline

    CASTLE’S PRODUCTS & PRODUCT PIPELINE DEVELOPMENT VALIDATION COMMERCIALIZATION Secure Assay Algorithm Analytical Clinical Clinical Physician Commercial Guideline Medicare1 Samples Development Development Validation Validation Utility Adoption Payors Inclusion LCD effective Dec 2018 In process

  10. Slide 10: The Skin Cancer Diagnostics Company

    The Skin Cancer Diagnostics Company

  11. Slide 11: Two Primary Treatment Decisions Following Diagnosis of Cutaneous Melanoma

    TWO PRIMARY TREATMENT DECISIONS ARE REQUIRED FOLLOWING DIAGNOSIS OF CUTANEOUS MELANOMA Diagnosis of localized cutaneous melanoma 1 2 Is the risk of Is the risk of SLN- recurrence high positivity high enough to warrant enough to warrant initiation of imaging, referral for the high frequency SLNB surg

  12. Slide 12: DecisionDx-Melanoma Informs Two Important Clinical Decisions

    DECISIONDX-MELANOMA INFORMS THESE TWO IMPORTANT CLINICAL DECISIONS AND IMPACTS TREATMENT PLANS Diagnosis of localized cutaneous LIMITATIONS OF CURRENT melanoma STAGING TO INFORM BOTH DECISIONS 1 SLNB Surgery: • SLNB is prognostic only – no melanoma-specific survival benefit 1 2 • Surgery is often ba

  13. Slide 13: DecisionDx-Melanoma Workflow: More Accurate Prediction of Risk

    DECISIONDX-MELANOMA WORKFLOW: AFTER DIAGNOSIS FOR MORE ACCURATE PREDICTION OF RISK Primary CM Tissue Class 1: 1A (FFPE) Lowest risk Low risk of SLN positivity (eligible T1-T2) Castle CAP/CLIA 1B Low risk of melanoma Low risk Patients with Certified Lab recurrence (T1-T4) Stage I – III Melanoma RNA I

  14. Slide 14: DecisionDx-Melanoma: SLNB Surgery Rule Out in T1-T2 Melanomas

    DECISION 1 : SLNB SURGERY RULE OUT IN T1-T2 MELANOMAS Probability of a Positive Sentinel Lymph Node1 DecisionDx- DecisionDx-Melanoma Class 1A identifies a Melanoma All Ages ≥65 years 55-64 years <55 years low risk for SLN positivity similar to stage Result (n=1065) (n=448) (n=247) (n=370) T1a patien

  15. Slide 15: DecisionDx-Melanoma: 50% of Patients Had a Change in Management

    DECISION 2 : 50% OF PATIENTS HAD A CHANGE IN MANAGEMENT % Change in Study Design # of Patients Management 4 consecutive clinical impact studies have Prospectively tested cohort, Berger1 multi-center. Retrospective pre 156 53% shown 47-53% change in risk of test / post test management. recurrence man

  16. Slide 16: DecisionDx-Melanoma Informs Both Primary Treatment Decisions

    DECISIONDX-MELANOMA INFORMS BOTH PRIMARY TREATMENT DECISIONS, ADDRESSING THE ISSUES OF OVER- AND UNDER-TREATMENT 1 Rule-out SLNB for T1-T2 melanoma Class 1A: <5% SLN positivity and favorable prognosis patients, including T1a with adverse Class 1B-2B: ≥5% SLN positivity and higher rates of metastasis

  17. Slide 17: Strong Peer-Reviewed Publications Since 2015 for DecisionDx-Melanoma

    22 STRONG PEER-REVIEWED PUBLICATIONS SINCE 2015 FOR DECISIONDX-MELANOMA Validation & Validation & Prospective Studies Clinical Impact Studies Performance Studies Performance Studies • Vetto et al. Future Oncol 2019 • Keller et al. Cancer Med 2019 • Marks et al. SKIN 2019 • Gastman et al. JAAD 2019 •

  18. Slide 18: Product Pipeline

    PRODUCT PIPELINE The Skin Cancer Diagnostics Company

  19. Slide 19: Treatment Pathways in Squamous Cell Carcinoma Based Upon Risk of Metastasis

    TREATMENT PATHWAYS IN SQUAMOUS CELL CARCINOMA OF THE SKIN (SCC) ARE BASED UPON RISK OF METASTASIS “Low” Risk Treatment plans may include: 80% of › Curettage and electrodesiccation patients or Mohs or WLE Clinicopathologic factors determine Biopsy high vs low-risk based diagnosis of SCC high-risk is

  20. Slide 20: DecisionDx-SCC Appropriate Use Targeted to High-Risk Patient

    DECISIONDX-SCC APPROPRIATE USE IS TARGETED TO THE HIGH-RISK PATIENT AND PROVIDES FOR DIFFERENTIAL ACTIONS “Low” Risk Treatment plans may include: 80% of › Curettage and electrodesiccation patients or Mohs or WLE Clinicopathologic factors determine Biopsy high vs low risk based diagnosis of SCC High-

  21. Slide 21: Suspicious Pigmented Lesions: Product Candidate

    SUSPICIOUS PIGMENTED LESIONS: PRODUCT CANDIDATE ADJUNCT DIAGNOSTIC SUPPORT FOR HISTOPATHOLOGICALLY CHALLENGING LESIONS Attractive Market Implications of Over- and Undercalling Melanoma ~2 million suspicious pigmented Overcalling can lead to: lesions biopsied annually › Unnecessary surgery potentiall

  22. Slide 22: The Skin Cancer Diagnostics Company

    The Skin Cancer Diagnostics Company

  23. Slide 23: DecisionDx-UM: Standard of Care, Strong Evidence Base

    : STANDARD OF CARE Strong Evidence Base Uveal Melanoma – A Rare Eye Cancer › 14+ peer-reviewed publications, 2,000+ patients ~1,600 patients diagnosed in the U.S. annually Widespread adoption ~97% of patients – no evidence of metastatic › 90%+ of U.S. ocular oncology institutions order disease at th

  24. Slide 24: Financial Overview

    FINANCIAL OVERVIEW The Skin Cancer Diagnostics Company

  25. Slide 25: Key Performance Indicators Driving Growth

    KEY PERFORMANCE INDICATORS DRIVING GROWTH › 1Q19: Expanded sales territories from 14 to 23 Report › Further expansion from 23 to 32 planned for Dec 2019 Volume › 3Q19 vs 3Q18, DecisionDx-Melanoma report volume up 32% and new ordering clinicians up 26% Revenue › DecisionDx-Melanoma ASP: Significant g

  26. Slide 26: Sales Expansion Supported Strong Test Report Growth

    1Q19 SALES EXPANSION SUPPORTED STRONG TEST REPORT GROWTH AND NEW ORDERING PHYSICIANS GROWTH Outside Sales Territories DecisionDx-Melanoma DecisionDx-Melanoma 32 Test Report Growth New Ordering Physicians 4126 23 3136 32% 26% 16 15 15 14 2015 2016 2017 2018 Feb 19 Dec 19 3Q18 3Q19 3Q18 3Q19 Expanded

  27. Slide 27: Pipeline Products Fit Into Existing Commercial Channel

    PIPELINE PRODUCTS FIT INTO EXISTING COMMERCIAL CHANNEL DecisionDx-Melanoma Call Points Test Report Growth 13,445 Product Primary Secondary 12,032 Dermatology (including Mohs), Dermatopathology 9,300 Surgeons Medical Oncology 6,295 * Dermatology (including Mohs), Dermatopathology 2,858 Surgeons Medic

  28. Slide 28: Strong Third Quarter 2019 Adjusted Revenue and Adjusted Gross Margin

    STRONG THIRD QUARTER 2019 ADJUSTED REVENUE AND ADJUSTED GROSS MARGIN Adj. Net Revenue ($ in millions) Adj. Gross Margin ($ in millions) $14.8 $13.1 $5.91 $4.51 3Q18 3Q19 3Q18 3Q19 Adj. Gross Margin % 77% 1 88% Source: Company financials. Unaudited. 1 See Non-GAAP Reconciliation at end of presentatio

  29. Slide 29: Castle Biosciences: Improving Health Outcomes of Patients With Skin Cancer

    CASTLE BIOSCIENCES Improving Health Outcomes Of Patients With Skin Cancer Through Innovative, Clinically Actionable, Cost-effective Diagnostics › STRONG FINANCIALS › High volume growth: 3Q2019 = DecisionDx-Melanoma = 32%; 30% total GEP test reports › Strong revenue: 3Q2019 =$14.8 million; YTD2019 =

  30. Slide 30: Thank You

    The Skin Cancer Diagnostics Company THANK YOU

  31. Slide 31: Non-GAAP Financial Measures

    NON-GAAP FINANCIAL MEASURES In this presentation, we use the metrics of Adjusted Revenues, Adjusted Gross Margin and Adjusted Gross Margin Percentage, whichare non-GAAP financial measures and are not calculated in accordance with generally acceptance accounting principles in the United States, or GA

  32. Slide 32: Reconciliation of Non-GAAP Financial Measures

    RECONCILIATION OF NON-GAAP FINANCIAL MEASURES Three Months Ended September 30, 2019 2018 (in thousands) Adjusted Revenues Adjusted Revenues (Non-GAAP)$ 14,775 $ 5,898 DecisionDx-Melanoma Medicare revenue associated with test reports delivered in 3Q18 not recognizable until 4Q18 - (2,186) Net Revenue

  33. Slide 33: Appendix

    Appendix CASTLE | 3 ‘BIOSCIENCES

  34. Slide 34: Leadership Team and Board of Directors

    LEADERSHIP TEAM Board of Directors Name Prior Experience Name Derek Maetzold Dan Bradbury, Founder, Director, Castle Chairman, President and CEO Equillium CEO Frank Stokes Derek Maetzold Chief Financial Officer Bernhard Spiess Bonnie Anderson, Chief Business Officer Veracyte CEO Toby Juvenal Mara As

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