---
schema_version: "secwatch.filing_event.v1"
accession: "0001326190-25-000050"
form_type: "8-K"
ticker: "ALT"
cik: "0001326190"
company_name: "Altimmune, Inc."
filed_at: "2025-09-25T23:59:59+00:00"
generated_at: "2026-05-17T05:38:56.899591+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Altimmune shareholders elect all 10 director nominees; say-on-pay passes

## Summary
- All 10 director nominees elected; Jerome Durso received highest "for" votes (20.6M), Philip Hodges lowest (14.7M).
- Say-on-pay proposal passed with 14.9M for (68.2%), 6.7M against (30.6%), and 267K abstentions.
- Ratification of Ernst & Young as FY2025 auditor passed with 48.9M for, 1.4M against, 1.4M abstain.
- Broker non-votes on director elections and say-on-pay totaled 29.9M shares (58% of quorum).
- Proposal to authorize meeting adjournment passed with 33.7M for vs. 16.4M against.

## SEC filing metadata
- accession: 0001326190-25-000050
- form_type: 8-K
- ticker: ALT
- cik: 0001326190
- company_name: Altimmune, Inc.
- filed_at: 2025-09-25T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1326190/000132619025000050/0001326190-25-000050-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1326190/000132619025000050/alt-20250925x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001326190-25-000050
- JSON: https://secwatch.observer/filing/0001326190-25-000050.json
- Plain text: https://secwatch.observer/filing/0001326190-25-000050.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.