---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-324335"
form_type: "8-K"
ticker: null
cik: "0001916099"
company_name: "Diameter Credit Co"
filed_at: "2025-12-18T23:59:59+00:00"
generated_at: "2026-05-16T12:47:22.248130+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Diameter Credit Company amends credit facility: commitment raised to $650M, rate spread cut to 2.00%

## Summary
- Amendment No. 4 increases maximum commitment under Secured Credit Facility to $650,000,000, with accordion up to $800,000,000.
- Interest rate reduced to reference rate plus 2.00% spread; prior spread not disclosed.
- Minimum Weighted Average EBITDA test raised from $50M to $75M; Target Facility Amount set at $800M.
- No event of default occurring; representations and warranties reaffirmed as of December 12, 2025.

## SEC filing metadata
- accession: 0001193125-25-324335
- form_type: 8-K
- cik: 0001916099
- company_name: Diameter Credit Co
- filed_at: 2025-12-18T23:59:59+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1916099/000119312525324335/0001193125-25-324335-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1916099/000119312525324335/ck0001916099-20251212.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-324335
- JSON: https://secwatch.observer/filing/0001193125-25-324335.json
- Plain text: https://secwatch.observer/filing/0001193125-25-324335.txt

## Key facts
- Material Agreements
  Diameter Credit Co amended Amendment No. 4 with the lenders from time to time parties thereto, Citibank, N.A., as administrative agent valued at $650,000,000 (effective 2025-12-12).
  - Action: amendment
  - Agreement: credit facility
  - Counterparty: the lenders from time to time parties thereto, Citibank, N.A., as administrative agent
  - Value: $650,000,000
  - Effective: 2025-12-12
  source text: On December 12, 2025, Diameter Credit Company Holdings LLC (“ DCC Holdings ”), a wholly owned subsidiary of Diameter Credit Company, a Delaware statutory trust (the “ Company ”), entered into Amendment No. 4 (“ Amendment No. 4 ”) to its Credit and Security Agreement (as amended, restated or otherwise modified from time to time, including pursuant to the Amendment No. 1 to Credit and Security Agreement, dated as of May 22, 2024, the Amendment No. 2 to Credit and Security Agreement, dated as of January 14, 2025, the Amendment No. 3 to Credit and Security Agreement, dated as of August 1, 2025 and as further amended by Amendment No. 4, the “ Secured Credit Facility ”), dated as of January 10, 2024, by and among DCC Holdings, as borrower, the Company, in its capacity as collateral manager and in its capacity as equity holder, the lenders from time to time parties thereto, Citibank, N.A., as administrative agent, Citibank, N.A. (acting through its Agency and Trust division), as collateral ag
  evidence_url: https://www.sec.gov/Archives/edgar/data/1916099/000119312525324335/0001193125-25-324335-index.htm

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