---
schema_version: "secwatch.filing_event.v1"
accession: "0000277509-22-000002"
form_type: "8-K"
ticker: "FSS"
cik: "0000277509"
company_name: "FEDERAL SIGNAL CORP /DE/"
filed_at: "2022-01-03T23:59:59+00:00"
generated_at: "2026-06-27T21:30:24.456157+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Federal Signal completes acquisition of Deist Industries truck body and waste systems

## Summary
- Acquisition of substantially all assets of Deist closed on December 30, 2021.
- Deist makes interchangeable truck body systems for class 3-7 vehicles and waste hauling products.
- CEO cites product line extension and expansion in landscaping and waste hauling end-markets.
- Signing was previously announced on November 9, 2021; no financial terms disclosed.

## SEC filing metadata
- accession: 0000277509-22-000002
- form_type: 8-K
- ticker: FSS
- cik: 0000277509
- company_name: FEDERAL SIGNAL CORP /DE/
- filed_at: 2022-01-03T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/277509/000027750922000002/0000277509-22-000002-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/277509/000027750922000002/fss-20211230.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000277509-22-000002
- JSON: https://secwatch.observer/filing/0000277509-22-000002.json
- Plain text: https://secwatch.observer/filing/0000277509-22-000002.txt

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