---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-029647"
form_type: "8-K"
ticker: "ETCG"
cik: "0001705181"
company_name: "Grayscale Ethereum Classic Trust (ETC)"
filed_at: "2023-06-23T23:59:59+00:00"
generated_at: "2026-06-13T18:11:07.442136+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Grayscale Ethereum Classic Trust replaces Binance.US with Crypto.com in index price calculation

## Summary
- Effective June 17, 2023, Binance.US removed from CoinDesk Ether Classic Price Index due to suspending USD deposits/withdrawals.
- Crypto.com added as constituent exchange; Index now uses Coinbase, Kraken, and Crypto.com.
- Index Provider may change trading venues or calculation method at any time; quarterly reviews scheduled.
- Change could affect the Trust's net asset value per share derived from the Index Price.

## SEC filing metadata
- accession: 0000950170-23-029647
- form_type: 8-K
- ticker: ETCG
- cik: 0001705181
- company_name: Grayscale Ethereum Classic Trust (ETC)
- filed_at: 2023-06-23T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1705181/000095017023029647/0000950170-23-029647-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1705181/000095017023029647/etcg-20230617.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-029647
- JSON: https://secwatch.observer/filing/0000950170-23-029647.json
- Plain text: https://secwatch.observer/filing/0000950170-23-029647.txt

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