---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-139199"
form_type: "8-K"
ticker: "ALSN"
cik: "0001411207"
company_name: "Allison Transmission Holdings Inc"
filed_at: "2025-06-11T23:59:59+00:00"
generated_at: "2026-05-19T12:52:46.412261+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# Allison Transmission to acquire Dana's off-highway business for $2.7B

## Summary
- Acquisition price $2.7B; expected to close late Q4 2025, pending regulatory approvals.
- Transaction expected to be immediately accretive to diluted EPS with ~$120M annual run-rate synergies.
- Dana off-highway business operates in 25+ countries with ~11,000 employees, providing axles, propulsion, and hybrid/electric drive systems.
- Allison to finance with cash and debt; committed financing from Barclays, BofA Securities, and Citigroup.
- Investor call scheduled for June 12, 2025 at 8:45 a.m. EDT to discuss transaction details.

## SEC filing metadata
- accession: 0001193125-25-139199
- form_type: 8-K
- ticker: ALSN
- cik: 0001411207
- company_name: Allison Transmission Holdings Inc
- filed_at: 2025-06-11T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1411207/000119312525139199/0001193125-25-139199-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1411207/000119312525139199/d937037d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-139199
- JSON: https://secwatch.observer/filing/0001193125-25-139199.json
- Plain text: https://secwatch.observer/filing/0001193125-25-139199.txt

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