PDS Biotechnology Corporation · NASDAQ:PDSB

PDS Biotechnology — Investor Presentation (May 2021)

30 slides from PDS Biotechnology's investor presentation, May 19, 2021

  1. Slide 1: Corporate Overview May 2021

    CORPORATE OVERVIEW MAY 2021 Frank Bedu-Addo Ph.D. President & CEO Nasdaq: PDSB Developing powerful, safe, versatile immunotherapies

  2. Slide 2: Forward-Looking Statements

    Forward-Looking Statements This presentation contains forward-looking statements about PDS Biotechnology Corporation (“PDSB”), and its businesses, business prospects, strategies and plans, including but not limited to statements regarding anticipated pre-clinical and clinical drug development activi

  3. Slide 3: Barrier to effective immunotherapy and Versamune-based approach

    PDS Biotech’s Versamune®-based The most significant immunotherapies promote a powerful in barrier to effective vivo tumor-specific CD8+ killer T-cell response immunotherapy has Versamune®-based therapies also: been their inability to Generate a strong CD8+ T-cell memory promote adequate response res

  4. Slide 4: Clinical stage biotech developing immunotherapies on the Versamune platform

    PDS Biotech is a clinical stage biotechnology company developing a pipeline of immunotherapies based on the proprietary Versamune® platform CORPORATE OVERVIEW VERSAMUNE® PLATFORM PIPELINE • Biopharma developing novel cancer • NCI-initiated phase 2 HPV-cancer trial treatment candidates and T-cell- su

  5. Slide 5: Versamune-based pipeline developed in partnership with leaders

    PDS Biotech’s robust Versamune®-based pipeline is being developed in partnership with the leaders in immuno-oncology and infectious disease * *Consortium of PDS Biotech, Farmacore and Blanver. Funding provided by The Ministry of Science, Technology and Innovation of Brazil (MCTI) Nasdaq: PDSB Refere

  6. Slide 6: PDS Biotech executive team

    PDS Biotech executive team has demonstrated success in the development and commercialization of leading pharmaceutical products • Senior executive experience with management of strategy and execution at both large pharma and biotechs Frank Bedu-Addo, PhD • Notable drug development: Chief Executive O

  7. Slide 7: Introduction to the Versamune Platform

    Introduction to the ® Versamune Platform

  8. Slide 8: Versamune designed to induce robust anti-tumor response in vivo

    Versamune® is designed to induce a robust and targeted anti-tumor response in vivo when administered with a tumor-associated antigen Versamune® + Tumor- associated proteins (antigens) Promotes uptake of vaccine Promotes antigen processing Activates Type I Interferon or immunotherapy and and presenta

  9. Slide 9: Versamune-induced killer T-cells may eradicate HPV-positive tumors after single dose

    Greater quantity and quality of Versamune®-induced killer T-cells may result in unique ability to eradicate HPV-positive tumors after a single dose Induced a >10-fold number of highly potent T-cells and eradication of HPV-positive tumors after a single dose in preclinical studies 500 # of Antigen-Re

  10. Slide 10: PDS0101 Phase 2 Clinical Development

    PDS0101 Phase 2 Clinical Development

  11. Slide 11: Clinical strategy: PDS0101 in combination with established therapies

    Clinical strategy: Develop PDS0101 in combination with established therapies for rapid proof-of-concept and risk mitigation Combinations of PDS0101 with FDA-approved Novel combinations of PDS0101 with promising, standard of care investigational immunotherapeutic agents − First line treatment of recu

  12. Slide 12: Phase 2 trial of PDS0101, M7824 and NHS-IL12 in advanced HPV cancer

    Phase 2 investigator-led clinical trial evaluating the combination of PDS0101, M7824 and NHS-IL12 in advanced HPV-associated cancer Indication Patients with advanced HPV-associated cancer who have failed prior treatment Bintrafusp alfa (M7824): Bifunctional “trap” fusion protein Clinical Agents M924

  13. Slide 13: Preclinical PDS0101 trains tumor-specific T-cells to infiltrate and kill tumors

    In a preclinical model, PDS0101 demonstrated enhanced ability to train tumor-specific T-cells to be effective in infiltrating and killing tumors Combination of PDS0101 with M9241 or Bintrafusp alfa (M7824) generated superior targeted T-cell response; triple combination demonstrated superior efficacy

  14. Slide 14: PDS0101 Phase 1: CD8+ T-cell response and CIN lesion regression

    PDS0101 Phase 1 clinical trial: Powerful CD8+ T-cell response resulted in regression of CIN cervical lesions & supported continued clinical studies Monotherapy overcomes key limitation of immuno-oncology: > 20-fold increase in circulating dual INF-γ & Granzyme-b inducing killer T-cells vs. pre-treat

  15. Slide 15: PDS0101 phase 2 triple combination trial design and ORR benchmarks

    PDS0101 phase 2 triple combination trial: Evaluated potential for superior preclinical tumor regression in advanced HPV-related cancer • Objective response rate is measured by RESCIST 1.1 and represents at least a 30% reduction in tumor size • Advanced recurrent/refractory HPV-related cancer that is

  16. Slide 16: Triple combination achieved 83% ORR in HPV16-positive patients

    Triple combination achieved 83% ORR among 6 HPV16-positive patients Checkpoint inhibitor naïve patients (Relapsed or refractory advanced cancer) HPV16 positive Current subjects Standard of Care (Checkpoint Inhibitors) Number of subjects 6 Number of objective responses (tumor reduction) 5 Percentage

  17. Slide 17: Triple combination achieved 63% ORR in checkpoint refractory patients

    Triple combination achieved 63% ORR among 8 HPV16-positive checkpoint inhibitor refractory patients Checkpoint inhibitor refractory patients HPV16 positive Current subjects Standard of Care Number of subjects 8 Number of objective responses (tumor reduction) 5 Percentage of objective responses 63% 5

  18. Slide 18: Phase 2 trial of PDS0101 and Keytruda in head and neck cancer

    PDS Biotech-sponsored phase 2 trial evaluating the combination of PDS0101 and KEYTRUDA for first-line treatment of HPV-associated metastatic/recurrent head and neck cancer Indication First line treatment of patients with HPV-associated head and neck cancer whose cancer has spread or returned KEYTRUD

  19. Slide 19: Phase 2 trial of PDS0101 with chemoradiation in cervical cancer

    A Phase 2, investigator-initiated clinical trial evaluating PDS0101 in combination with chemoradiation therapy in patients with advanced cervical cancer Indication Treatment of patients with locally advanced cervical cancer – Stages IB3-IVA Chemoradiotherapy (CRT – Standard of Care): Cisplatin & rad

  20. Slide 20: Studies designed to demonstrate efficacy and broad applicability of PDS0101

    Studies are designed to demonstrate efficacy and broad applicability of PDS0101 and the Versamune® T-cell activating platform Potential to treat all types of HPV-cancer: PDS0101 Phase 2 clinical studies address all types of HPV-associated cancers. Potential to enhance anti-cancer efficacy of various

  21. Slide 21: PDS0203 Phase 1/2 Clinical Development

    PDS0203 Phase 1/2 Clinical Development

  22. Slide 22: Versamune-based COVID-19 vaccine candidate

    Developing a Versamune®-based COVID-19 vaccine candidate with the goal of promoting CD8+ T-cell responses and neutralizing antibodies Mt. Sinai data shows Versamune® promotes PDS Biotech preclinical data shows induction of neutralizing antibodies with induction of SARS-CoV-2 specific CD8+ lowest dos

  23. Slide 23: PDS0203 potential advantages as second generation COVID-19 vaccine

    Development of PDS0203, if successful, may offer potential advantages as a second generation COVID-19 vaccine May be effective against multiple COVID-19 variants Demonstrated induction of killer CD8+ and helper CD4+ T cells that can target less variable regions of the SARS-CoV-19 virus and may be ef

  24. Slide 24: Looking Forward

    Looking Forward

  25. Slide 25: PDS0101 designed to treat HPV-caused cancers

    PDS0101 is designed to treat cancers caused by human papillomavirus (HPV) US annual HPV-associated cancer incidence1 • Approximately 43,000 patients are diagnosed with HPV-associated cancers Females (24,391) Males (18,280) annually in the US • Incidence rate is growing despite increased use of HPV p

  26. Slide 26: PDS0203 could offer another option for COVID-19 health crisis

    PDS0203, if development is successful, could offer another option to address the COVID-19 global health crisis • Consortium has received a commitment of up to ~US$60 million from MCTI, Brazil to support phase 1-3 clinical development and manufacturing scale-up • Phase 1/2 study anticipated to start

  27. Slide 27: Projected milestones through 2022

    Projected milestones through 2022* PDS Biotech Funded Clinical Trials Partner Co-Funded Clinical Trials 1Q21 2Q21 3Q21 4Q21 1Q22 2Q22 3Q22 4Q22 Preliminary efficacy Data from advanced HPV-associated cancer trial (NCI) Interim Data from HPV- associated Cancer trial (NCI) PDS0101 expected Preliminary

  28. Slide 28: Versamune compatibility with wide array of antigens

    Versamune® has demonstrated the potential for immunological compatibility with a wide array of tumor and pathogenic antigens • We believe that Versamune®’s unique flexibility means it may work well with a wide range of identified tumor and infectious disease antigens • Today, 4 tumor antigens are be

  29. Slide 29: Rapid commercialization strategy and potential advantages

    Rapid commercialization strategy Potential Advantages and Differentiators • Promising early data in both oncology and infectious disease: Early clinical data and preclinical data suggest potential efficacy, safety and versatility of the Versamune® platform • Near-term milestones: PDS0101 preliminary

  30. Slide 30: Nasdaq: PDSB

    Nasdaq: PDSB Developing powerful, safe, versatile immunotherapies

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