---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-035631"
form_type: "8-K"
ticker: "ETCG"
cik: "0001705181"
company_name: "Grayscale Ethereum Classic Trust (ETC)"
filed_at: "2024-03-25T23:59:59+00:00"
generated_at: "2026-06-04T08:30:16.172188+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Grayscale Ethereum Classic Trust amends Business Day definition in trust agreement

## Summary
- Amendment No. 4 changes Business Day from days banks closed to days national securities exchanges closed in New York.
- Effective March 22, 2024; modifies the Second Amended and Restated Declaration of Trust.
- The change is technical and does not affect trust operations or shareholder rights.
- Exhibit 4.1 contains the full amendment text.

## SEC filing metadata
- accession: 0000950170-24-035631
- form_type: 8-K
- ticker: ETCG
- cik: 0001705181
- company_name: Grayscale Ethereum Classic Trust (ETC)
- filed_at: 2024-03-25T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1705181/000095017024035631/0000950170-24-035631-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1705181/000095017024035631/etcg-20240322.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-035631
- JSON: https://secwatch.observer/filing/0000950170-24-035631.json
- Plain text: https://secwatch.observer/filing/0000950170-24-035631.txt

## Key facts
- Material Agreements
  Grayscale Ethereum Classic Trust (ETC) amended Amendment No. 4 to Second Amended and Restated Declaration of Trust and Trust Agreement with Grayscale Investments, LLC and Delaware Trust Company (effective 2024-03-22).
  - Action: amendment
  - Counterparty: Grayscale Investments, LLC and Delaware Trust Company
  - Effective: 2024-03-22
  source text: On March 22, 2024, Grayscale Investments, LLC, the sponsor (the “Sponsor”) of Grayscale Ethereum Classic Trust (ETC) (the “Trust”) and the Delaware Trust Company, the trustee (the “Trustee”) of the Trust entered into Amendment No. 4 (the “Amendment No. 4”) to the Trust’s Second Amended and Restated Declaration of Trust and Trust Agreement (the “Trust Agreement”) in order to modify the definition of “Business Day”
  evidence_url: https://www.sec.gov/Archives/edgar/data/1705181/000095017024035631/0000950170-24-035631-index.htm

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