S-1 Filing Posted on May 15, 2026 S-1/A – Vaxart, Inc. (0000072444) (Filer) Filed: 2026-05-18 AccNo: 0001437749-26-017489 Size: 521 KB Source: S-1/A – Vaxart, Inc. (0000072444) (Filer) By sf-admin