---
schema_version: "secwatch.filing_event.v1"
accession: "0001997350-26-000018"
form_type: "8-K"
ticker: "ARX"
cik: "0001997350"
company_name: "Accelerant Holdings"
filed_at: "2026-09-23T12:30:24+00:00"
generated_at: "2026-09-23T12:35:06.923270+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Accelerant go-shop expires; no alternative bids; Thoma Bravo deal on track

## Summary
- 40-day go-shop period expired Sept 22, 2026; no alternative acquisition proposals received.
- Thoma Bravo affiliates to acquire Accelerant in all-cash deal with enterprise value over $4 billion.
- Transaction expected to close in H1 2027, subject to shareholder approval and regulatory clearances.
- Upon closing, Accelerant will become private; shares will be delisted from NYSE.

## SEC filing metadata
- accession: 0001997350-26-000018
- form_type: 8-K
- ticker: ARX
- cik: 0001997350
- company_name: Accelerant Holdings
- filed_at: 2026-09-23T12:30:24+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1997350/000199735026000018/0001997350-26-000018-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1997350/000199735026000018/arx-20260923.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001997350-26-000018
- JSON: https://secwatch.observer/filing/0001997350-26-000018.json
- Plain text: https://secwatch.observer/filing/0001997350-26-000018.txt

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