# EDGAR Filing Document

**Accession Number:** 0000072444
**File Stem:** 9999999995-26-001410
**Filing Date:** 2026-4
**Character Count:** 1605
**Document Hash:** 8cd5846fa707313274b59c1f59b9c2f7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-001410.hdr.sgml**: 20260501

**ACCESSION NUMBER**: 9999999995-26-001410

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260430

**DATE AS OF CHANGE**: 20260501

**EFFECTIVENESS DATE**: 20260430

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Vaxart, Inc.
- **CENTRAL INDEX KEY:** 0000072444
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 591212264
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-295086
- **FILM NUMBER:** 26928621

**BUSINESS ADDRESS:**
- **STREET 1:** 310 UTAH AVENUE, SUITE 150
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **BUSINESS PHONE:** (650) 550-3500

**MAIL ADDRESS:**
- **STREET 1:** 310 UTAH AVENUE, SUITE 150
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Aviragen Therapeutics, Inc.
- **DATE OF NAME CHANGE:** 20160413

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Biota Pharmaceuticals, Inc.
- **DATE OF NAME CHANGE:** 20121113

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NABI BIOPHARMACEUTICALS
- **DATE OF NAME CHANGE:** 20100719

### UNITED STATES
### SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## Notice of Effectiveness

**Date:** April 30, 2026

**Time:** 17:00:00

**Form Type:** S-3

---

**CIK:** 0000072444

**Company Name:** Vaxart, Inc.

**File Number:** 333-295086