---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-23-013632"
form_type: "8-K"
ticker: "SLNH"
cik: "0000064463"
company_name: "Soluna Holdings, Inc"
filed_at: "2023-04-26T23:59:59+00:00"
generated_at: "2026-06-16T14:15:50.327518+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Soluna extends convertible note maturity by 30 days to May 25, 2023

## Summary
- Aggregate principal of $16.3M in secured convertible notes extended from April 25 to May 25, 2023.
- Company negotiating a longer-term extension; terms of further extension not yet available.
- Notes originally issued October 25, 2021 for $15M purchase price.
- Extension agreement signed April 24, 2023 with institutional note holders.

## SEC filing metadata
- accession: 0001493152-23-013632
- form_type: 8-K
- ticker: SLNH
- cik: 0000064463
- company_name: Soluna Holdings, Inc
- filed_at: 2023-04-26T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/64463/000149315223013632/0001493152-23-013632-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/64463/000149315223013632/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-23-013632
- JSON: https://secwatch.observer/filing/0001493152-23-013632.json
- Plain text: https://secwatch.observer/filing/0001493152-23-013632.txt

## Key facts
- Material Agreements
  Soluna Holdings, Inc amended a notes offering with holders of the outstanding Convertible Notes (effective 2023-04-24).
  - Action: amendment
  - Agreement: notes offering
  - Counterparty: holders of the outstanding Convertible Notes
  - Effective: 2023-04-24
  source text: On April 24, 2023, the Company reached agreement with the holders of the outstanding Convertible Notes to extend the maturity thereof until May 25, 2023 while the parties negotiate a longer term extension.
  evidence_url: https://www.sec.gov/Archives/edgar/data/64463/000149315223013632/0001493152-23-013632-index.htm

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