---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-24-013008"
form_type: "8-K"
ticker: "SLNH"
cik: "0000064463"
company_name: "Soluna Holdings, Inc"
filed_at: "2024-04-03T23:59:59+00:00"
generated_at: "2026-06-04T03:03:58.106906+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Soluna appoints John Tunison as CFO effective April 8; David Michaels resigns but stays on board

## Summary
- David Michaels resigns as CFO effective upon Tunison's appointment; no disagreement cited; remains on board.
- John Tunison appointed CFO and Treasurer, effective April 8, 2024; previously CFO of Verdant Specialty Solutions.
- Tunison's employment agreement includes $350k base salary, up to 50% performance bonus, and standard benefits.
- Equity inducement awards: 2% restricted common stock and 25,000 shares of restricted preferred stock.
- Tunison brings 25+ years of energy-sector finance experience; background includes nuclear engineer and US Navy officer.

## SEC filing metadata
- accession: 0001493152-24-013008
- form_type: 8-K
- ticker: SLNH
- cik: 0000064463
- company_name: Soluna Holdings, Inc
- filed_at: 2024-04-03T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/64463/000149315224013008/0001493152-24-013008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/64463/000149315224013008/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-24-013008
- JSON: https://secwatch.observer/filing/0001493152-24-013008.json
- Plain text: https://secwatch.observer/filing/0001493152-24-013008.txt

## Key facts
- Executive change
  John Tunison was appointed as Chief Financial Officer and Treasurer at Soluna Holdings, Inc.
  - Action: appointed
  - Role: Chief Financial Officer and Treasurer
  source text: The Company has appointed John Tunison to serve as the Chief Financial Officer and Treasurer of the Company, effective April 8, 2024
  evidence_url: https://www.sec.gov/Archives/edgar/data/64463/000149315224013008/0001493152-24-013008-index.htm
- Executive change
  David Michaels resigned as Chief Financial Officer at Soluna Holdings, Inc.
  - Action: resigned
  - Role: Chief Financial Officer
  source text: the Company will accept David Michaels’s resignation from his position as CFO of the Company, effective immediately upon the effectiveness of the appointment of a new CFO.
  evidence_url: https://www.sec.gov/Archives/edgar/data/64463/000149315224013008/0001493152-24-013008-index.htm

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