---
schema_version: "secwatch.filing_event.v1"
accession: "0001340122-23-000090"
form_type: "8-K"
ticker: null
cik: "0001340122"
company_name: "Calumet Specialty Products Partners, L.P."
filed_at: "2023-09-12T23:59:59+00:00"
generated_at: "2026-06-10T20:38:59.876870+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Calumet CFO Vince Donargo to retire April 2024; David Lunin appointed CFO Designate

## Summary
- Vince Donargo steps down as CFO on Dec 31, 2023, remains advisor until Apr 30, 2024 retirement.
- David Lunin appointed EVP and CFO Designate effective Sep 11, 2023; becomes CFO Jan 1, 2024.
- Lunin previously Managing Director at Goldman Sachs (Financial Institutions Group); base salary $475,000.
- Lunin eligible for annual bonus target 100% of salary and LTIP target 80% of salary; one-time grant of 20,000 phantom units.
- CEO cites Lunin's capital markets experience for deleveraging and potential monetization of Montana Renewables.

## SEC filing metadata
- accession: 0001340122-23-000090
- form_type: 8-K
- cik: 0001340122
- company_name: Calumet Specialty Products Partners, L.P.
- filed_at: 2023-09-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1340122/000134012223000090/0001340122-23-000090-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1340122/000134012223000090/clmt-20230907x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001340122-23-000090
- JSON: https://secwatch.observer/filing/0001340122-23-000090.json
- Plain text: https://secwatch.observer/filing/0001340122-23-000090.txt

## Key facts
- Executive change
  Vincent Donargo departed as Chief Financial Officer at Calumet Specialty Products Partners, L.P..
  - Action: stepped down
  - Role: Chief Financial Officer
  source text: On September 7, 2023, Vincent Donargo notified the Board of Directors (the “Board”) of Calumet GP, LLC (the “Company”), the general partner of Calumet Specialty Products Partners, L.P. (the “Partnership”), that he has elected to step down as Chief Financial Officer of the Company, effective December 31, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1340122/000134012223000090/0001340122-23-000090-index.htm
- Executive change
  David A. Lunin was appointed as Executive Vice President and Chief Financial Officer Designate at Calumet Specialty Products Partners, L.P..
  - Action: appointed
  - Role: Executive Vice President and Chief Financial Officer Designate
  source text: the Board appointed David A. Lunin to serve as Executive Vice President and Chief Financial Officer Designate of the Company, effective September 11, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1340122/000134012223000090/0001340122-23-000090-index.htm

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