---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-029616"
form_type: "8-K"
ticker: "ETHE"
cik: "0001725210"
company_name: "Grayscale Ethereum Staking ETF"
filed_at: "2023-06-23T23:59:59+00:00"
generated_at: "2026-06-13T18:11:56.242937+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Grayscale Ethereum Trust extends CoinDesk Ether Price Index license to Feb 28, 2025

## Summary
- Amendment extends Index License Agreement term from Feb 29, 2024 to Feb 28, 2025.
- Agreement governs use of CoinDesk Ether Price Index (ETX) for calculating Index Price.
- Operational milestones added with potential fee discounts and termination rights (details redacted).
- Agreement updates defined term from 'TradeBlock' to 'CDI' (CoinDesk Indices).

## SEC filing metadata
- accession: 0000950170-23-029616
- form_type: 8-K
- ticker: ETHE
- cik: 0001725210
- company_name: Grayscale Ethereum Staking ETF
- filed_at: 2023-06-23T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1725210/000095017023029616/0000950170-23-029616-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1725210/000095017023029616/ethe-20230620.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-029616
- JSON: https://secwatch.observer/filing/0000950170-23-029616.json
- Plain text: https://secwatch.observer/filing/0000950170-23-029616.txt

## Key facts
- Material Agreements
  Grayscale Ethereum Staking ETF amended Amendment with CoinDesk Indices, Inc. (effective 2023-06-20).
  - Action: amendment
  - Agreement: license
  - Counterparty: CoinDesk Indices, Inc.
  - Effective: 2023-06-20
  source text: On June 20, 2023, Grayscale Investments, LLC, the sponsor (the “Sponsor”) of Grayscale Ethereum Trust (ETH) (the “Trust”), and CoinDesk Indices, Inc. (the “Index Provider”), entered into an Amendment (the “Amendment”) to the Index License Agreement dated January 31, 2022, between the Sponsor and the Index Provider (the “Index License Agreement”) governing the Sponsor’s use of the CoinDesk Ether Price Index (ETX) (the “Index”) to calculate the Index Price, among other things.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1725210/000095017023029616/0000950170-23-029616-index.htm

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