---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-065895"
form_type: "8-K"
ticker: "ETHE"
cik: "0001725210"
company_name: "Grayscale Ethereum Staking ETF"
filed_at: "2024-05-29T23:59:59+00:00"
generated_at: "2026-06-01T07:43:00.764161+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Grayscale Ethereum Trust signs new Coinbase custody deal ahead of NYSE Arca ETF uplisting

## Summary
- New custodian agreement with Coinbase Custody and Coinbase Prime Broker; becomes effective on uplisting to NYSE Arca.
- Co-transfer agency agreement with Continental Stock Transfer & Trust for book-entry shares; effective on uplisting.
- Previous custodian agreement with Coinbase Custody (June 2022) will terminate on the uplisting date.
- Custodian liability capped at $100M per cold storage address; private keys held offline in geographically distributed vaults.

## SEC filing metadata
- accession: 0000950170-24-065895
- form_type: 8-K
- ticker: ETHE
- cik: 0001725210
- company_name: Grayscale Ethereum Staking ETF
- filed_at: 2024-05-29T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 1.01, 1.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1725210/000095017024065895/0000950170-24-065895-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1725210/000095017024065895/ethe-20240522.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-065895
- JSON: https://secwatch.observer/filing/0000950170-24-065895.json
- Plain text: https://secwatch.observer/filing/0000950170-24-065895.txt

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