---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-060259"
form_type: "8-K"
ticker: "CCOI"
cik: "0001158324"
company_name: "COGENT COMMUNICATIONS HOLDINGS, INC."
filed_at: "2025-06-17T23:59:59+00:00"
generated_at: "2026-05-19T04:13:51.835069+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Cogent issues $600M 6.5% senior secured notes due 2032; redeems existing 3.5% notes

## Summary
- Issued $600M aggregate principal of 6.500% senior secured notes due July 1, 2032.
- Net proceeds of ~$596.8M used to redeem in full the $500M 3.500% Senior Secured Notes due 2026.
- Remainder expected for general corporate purposes and/or dividends to parent company.
- Notes are jointly and severally guaranteed by Cogent Group's domestic subsidiaries and the parent on a senior secured basis.
- Notes bear semiannual interest starting Jan 1, 2026; redeemable at make-whole prior to July 1, 2028.

## SEC filing metadata
- accession: 0001104659-25-060259
- form_type: 8-K
- ticker: CCOI
- cik: 0001158324
- company_name: COGENT COMMUNICATIONS HOLDINGS, INC.
- filed_at: 2025-06-17T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1158324/000110465925060259/0001104659-25-060259-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1158324/000110465925060259/tm2518143d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-060259
- JSON: https://secwatch.observer/filing/0001104659-25-060259.json
- Plain text: https://secwatch.observer/filing/0001104659-25-060259.txt

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