---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-26-009506"
form_type: "8-K"
ticker: "ALGT"
cik: "0001362468"
company_name: "Allegiant Travel CO"
filed_at: "2026-03-16T23:59:59+00:00"
generated_at: "2026-05-15T11:28:59.495909+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Allegiant and Sun Country receive early HSR termination; deal on track for Q2/Q3 2026

## Summary
- HSR waiting period terminated early on March 16, 2026, clearing U.S. antitrust review for Allegiant's acquisition of Sun Country.
- Closing still subject to DOT interim exemption approval and shareholder votes from both Allegiant and Sun Country.
- Expected closing timeline revised to Q2 or Q3 2026.
- Allegiant CEO Greg Anderson said combination will create a stronger leisure-focused airline and increase long-term shareholder value.

## SEC filing metadata
- accession: 0001140361-26-009506
- form_type: 8-K
- ticker: ALGT
- cik: 0001362468
- company_name: Allegiant Travel CO
- filed_at: 2026-03-16T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1362468/000114036126009506/0001140361-26-009506-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1362468/000114036126009506/ef20067969_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-26-009506
- JSON: https://secwatch.observer/filing/0001140361-26-009506.json
- Plain text: https://secwatch.observer/filing/0001140361-26-009506.txt

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