---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-320170"
form_type: "8-K/A"
ticker: "HII"
cik: "0001501585"
company_name: "HUNTINGTON INGALLS INDUSTRIES, INC."
filed_at: "2021-11-04T23:59:59+00:00"
generated_at: "2026-06-28T12:52:19.580846+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "medium"
source: SEC EDGAR
---

# HII completes Alion acquisition; Alion FY2020 revenue $1.065B, op income $62.2M

## Summary
- Alion FY2020 (Sept 30) contract revenue $1.065B, +15% YoY from $924M; operating income $62.2M vs $37.2M.
- Alion net income FY2020 $7.6M vs $14.9M (FY2019 included $27.8M from discontinued operations).
- Alion total assets $918M, stockholder's equity $351M as of Sept 2020; term loan $347.7M.
- Unaudited pro forma combined financials filed as if acquisition occurred Jan 1, 2020 (results not excerpted).
- Acquisition closed Aug 20, 2021; this amendment provides required historical and pro forma financials.

## SEC filing metadata
- accession: 0001193125-21-320170
- form_type: 8-K/A
- ticker: HII
- cik: 0001501585
- company_name: HUNTINGTON INGALLS INDUSTRIES, INC.
- filed_at: 2021-11-04T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: medium
- sec_items: 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1501585/000119312521320170/0001193125-21-320170-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1501585/000119312521320170/d231142d8ka.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-320170
- JSON: https://secwatch.observer/filing/0001193125-21-320170.json
- Plain text: https://secwatch.observer/filing/0001193125-21-320170.txt

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