---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-108396"
form_type: "8-K"
ticker: "ETH"
cik: "0002020455"
company_name: "Grayscale Ethereum Staking Mini ETF"
filed_at: "2026-03-16T23:59:59+00:00"
generated_at: "2026-05-15T11:59:19.494519+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Grayscale Ethereum Staking Mini ETF to switch NAV pricing to CoinDesk Ether Benchmark Rate from April 1

## Summary
- Effective April 1, 2026, NAV will use CoinDesk Ether Benchmark Rate instead of CoinDesk Ether Price Index (ETX).
- New benchmark is volume-weighted from 11 platforms: Binance, Bitstamp by Robinhood, Bullish, Bybit, Crypto.com, Gate, Gemini, HashKey, Kraken, LMAX Digital, OKX.
- Methodology includes outlier detection, inactivity de-weighting, and manipulation resistance to reduce impact of anomalous trades.
- If Index is unavailable, cascading fallback: Coin Metrics Real-Time Rate, principal market price, then Sponsor's good-faith estimate.

## SEC filing metadata
- accession: 0001193125-26-108396
- form_type: 8-K
- ticker: ETH
- cik: 0002020455
- company_name: Grayscale Ethereum Staking Mini ETF
- filed_at: 2026-03-16T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2020455/000119312526108396/0001193125-26-108396-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2020455/000119312526108396/eth-20260316.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-108396
- JSON: https://secwatch.observer/filing/0001193125-26-108396.json
- Plain text: https://secwatch.observer/filing/0001193125-26-108396.txt

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