By Caleb WilsonMay 14, 2026 Business Game-Changing Sign-Off Ignites New Momentum for ImmunityBio Other options: – Pivotal Sign-Off Propels ImmunityBio Into Its Next Growth Phase – Key Approval Sparks a Surge in ImmunityBio’s Prospects – New Sign-Off Fuels Rapid Ascent for ImmunityBio ImmunityBio, a biotech firm, has secured a groundbreaking contract, boosting its market presence and accelerating its vaccine development. This new sign-off marks a significant milestone for the Los Angeles-based company.