Vaxcyte at IDWeek 2026

Oct 21–24, 2026 Washington, DC ~12k attendees Website

Vaxcyte brings 3 presentations to IDWeek 2026 in Washington, and exhibits at Booth BS 16, BS 25. Its program centres on pneumococcal vaccines for adults and on how the company designs new vaccines. One analysis projects how its investigational vaccine would affect public health in US adults compared with other pneumococcal conjugate vaccines.

OrganizationIDWeek 2026 Attendance
Vaxcyte
San Carlos, CA
Biotech
Vaccine company developing broader-coverage pneumococcal conjugate vaccines, led by VAX-31, a 31-valent candidate in Phase 3 trials.
Booth
Exhibiting at Booth BS 16, BS 25
Thu, Oct 2210am–2pmFri, Oct 2310am–2pmSat, Oct 2410am–2pm
Industry
Thu Oct 22
1:30pm–1:50pm
Part of NEW: Pipeline and Innovation Theater
Engineering the Next Generation of Vaccines: How Vaxcyte Is Redefining Vaccine Design
Exhibit Hall
Vaccines
Poster
Sat Oct 24
12:15pm–1:30pm
Design and Rationale of the Phase 3 OPUS-1, OPUS-2, and OPUS-3 Trials Evaluating a 31-Valent Pneumococcal Conjugate Vaccine (VAX-31) in Adults
Poster Hall B-C · Poster P-223
C1. Clinical trials
Poster
Sat Oct 24
12:15pm–1:30pm
Projected Public Health Impacts of PCV20, PCV21, and VAX-31, a 31-Valent Investigational Pneumococcal Conjugate Vaccine, in US Adults
Poster Hall B-C · Poster P-1154
I1. Adult Vaccines

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