---
schema_version: "secwatch.filing_event.v1"
accession: "0000947484-25-000081"
form_type: "8-K"
ticker: "ACGL"
cik: "0000947484"
company_name: "ARCH CAPITAL GROUP LTD."
filed_at: "2025-11-03T23:59:59+00:00"
generated_at: "2026-05-17T01:02:53.130376+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Arch Capital subsidiary extends $700M letter of credit facility through May 2026

## Summary
- Amendment extends availability period from May 31, 2025 to May 31, 2026.
- Facility size remains $700 million for letters of credit.
- Notes name change of Apollo No. 14 Limited to Portico Corporate Member Ltd. effective Nov 5, 2024.
- Borrower is Arch Reinsurance Ltd., wholly-owned subsidiary of Arch Capital Group Ltd.

## SEC filing metadata
- accession: 0000947484-25-000081
- form_type: 8-K
- ticker: ACGL
- cik: 0000947484
- company_name: ARCH CAPITAL GROUP LTD.
- filed_at: 2025-11-03T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/947484/000094748425000081/0000947484-25-000081-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/947484/000094748425000081/acgl-20251029.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000947484-25-000081
- JSON: https://secwatch.observer/filing/0000947484-25-000081.json
- Plain text: https://secwatch.observer/filing/0000947484-25-000081.txt

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