---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-327692"
form_type: "8-K"
ticker: null
cik: "0001916099"
company_name: "Diameter Credit Co"
filed_at: "2026-07-31T16:48:13+00:00"
generated_at: "2026-07-31T16:49:08.401573+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Diameter Credit Company announces board resignation and appointment of Daniel Gish as independent trustee

## Summary
- Daniel Kasell resigned from Board of Trustees effective July 29, 2026; no disagreement cited.
- Daniel Gish, 42, appointed as independent trustee effective July 30, 2026; will serve on Nominating/Governance and Audit Committees.
- Steven Bossi appointed Chairman of Audit Committee following Kasell's resignation.
- Gish most recently Portfolio Manager at Marshall Wace (2024-2026); prior roles at Verition and UBS.

## SEC filing metadata
- accession: 0001193125-26-327692
- form_type: 8-K
- cik: 0001916099
- company_name: Diameter Credit Co
- filed_at: 2026-07-31T16:48:13+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1916099/000119312526327692/0001193125-26-327692-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1916099/000119312526327692/d150731d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-327692
- JSON: https://secwatch.observer/filing/0001193125-26-327692.json
- Plain text: https://secwatch.observer/filing/0001193125-26-327692.txt

## Key facts
- Executive change
  Daniel Gish was appointed as Independent Trustee at Diameter Credit Co.
  - Action: appointed
  - Role: Independent Trustee
  source text: On July 30, 2026, the Board appointed Daniel Gish, 42, to serve as an independent trustee of the Company, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1916099/000119312526327692/0001193125-26-327692-index.htm
- Executive change
  Daniel Kasell resigned as Trustee at Diameter Credit Co.
  - Action: resigned
  - Role: Trustee
  source text: On July 29, 2026, Daniel Kasell notified Diameter Credit Company (the “Company”) of his decision to resign from the Board of Trustees of the Company (the “Board”) and all committees thereof, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1916099/000119312526327692/0001193125-26-327692-index.htm

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