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Vaxcyte (PCVX) investor relations material

Vaxcyte Guggenheim Securities Emerging Outlook: Biotech Summit 2026 summary

Complete event summary combining all related documents: earnings call transcript, report, and slide presentation.
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Guggenheim Securities Emerging Outlook: Biotech Summit 2026 summary12 Feb, 2026

Strategic focus and market opportunity

  • Pneumococcal conjugate vaccines are the primary focus, addressing a historically significant cause of death with improved technology for broader coverage and immunogenicity.

  • The market is valued at $8 billion and is expected to grow, especially as adult vaccination rates increase globally.

  • Expansion beyond the U.S. is a priority, with evolving recommendations for adult vaccination in multiple countries and a new Chief Commercial Officer to guide global strategy.

  • Selective commercialization and partnerships are planned to maximize reach, particularly for the infant segment.

  • The adult market is projected to reach $4–5 billion, with catch-up cohorts and expanded age recommendations driving growth.

Clinical development and regulatory strategy

  • Phase 3 program for VAX-31 launched after strong phase 2 data, showing improved immune responses with expanded serotype coverage.

  • The pivotal OPUS-1 study involves 4,000 adults aged 50+, comparing VAX-31 to current standards with higher non-inferiority thresholds.

  • Additional studies include co-administration with flu vaccines and evaluation in previously vaccinated adults, with a manufacturing consistency study planned.

  • Regulatory standards have shifted from a 0.5 to 0.67 non-inferiority threshold, but historical predictability in this vaccine class is high.

  • The pivotal study includes both 50–64 and 65+ age groups, reflecting recent changes in universal vaccination recommendations.

Competitive landscape and product differentiation

  • VAX-31 aims to surpass current vaccines (Prevnar 20 and CAPVAXIVE) by covering both older and newer serotypes, offering a singular, broad-spectrum solution.

  • CAPVAXIVE has gained rapid market share due to broader coverage, but VAX-31 is positioned to become the next preferred recommendation if data supports its profile.

  • The pivotal study compares VAX-31 to both competitors across overlapping and unique serotypes, with analytical flexibility for trade-offs in immune response.

  • FDA acknowledges the trade-off between coverage and immune response, with VAX-31 data providing reassurance.

  • Market share shifts are driven by coverage breadth, and VAX-31 could become the next incremental recommendation.

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Q4 202524 Feb, 2026
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Frequently asked questions

Vaxcyte Inc. is a clinical-stage biotechnology company focused on the development of novel protein vaccines aimed at preventing or treating bacterial infectious diseases. Its leading vaccine candidate, VAX-24, is a 24-valent investigational pneumococcal conjugate vaccine designed to prevent invasive pneumococcal disease. In addition to VAX-24, Vaxcyte is working on several other vaccine candidates, including VAX-31, to address emerging strains and antibiotic resistance; VAX-A1, targeting Group A Streptococcus; VAX-PG, aimed at a keystone pathogen responsible for periodontitis; and VAX-GI, to prevent Shigella. The company is headquartered in San Carlos, California and its shares are listed on the NASDAQ stock exchange.

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