---
schema_version: "secwatch.filing_event.v1"
accession: "0000950103-25-004584"
form_type: "8-K"
ticker: "ETCG"
cik: "0001705181"
company_name: "Grayscale Ethereum Classic Trust (ETC)"
filed_at: "2025-04-09T23:59:59+00:00"
generated_at: "2026-05-23T18:25:11.005740+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Grayscale Ethereum Classic Trust sponsor appoints Diana Zhang as COO, succeeding Hugh Ross

## Summary
- Diana Zhang named COO of Grayscale Investments, effective May 6, 2025; reports to CEO Peter Mintzberg.
- Zhang succeeds Hugh Ross, who steps down after four years as COO and will assist transition until May 31, 2025.
- Zhang previously held executive roles at Bridgewater Associates (Deputy to co-CEO, COO Investment Research) and BlockTower Capital COO.
- No financial terms disclosed; leadership change at sponsor of Grayscale Ethereum Classic Trust (ETCG).

## SEC filing metadata
- accession: 0000950103-25-004584
- form_type: 8-K
- ticker: ETCG
- cik: 0001705181
- company_name: Grayscale Ethereum Classic Trust (ETC)
- filed_at: 2025-04-09T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1705181/000095010325004584/0000950103-25-004584-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1705181/000095010325004584/dp227431_8k-etcg.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950103-25-004584
- JSON: https://secwatch.observer/filing/0000950103-25-004584.json
- Plain text: https://secwatch.observer/filing/0000950103-25-004584.txt

## Key facts
- Executive change
  Hugh Ross departed as Chief Operating Officer at Grayscale Ethereum Classic Trust (ETC).
  - Action: stepped down
  - Role: Chief Operating Officer
  source text: Ms. Zhang will succeed Hugh Ross, the current Chief Operating Officer of Grayscale Operating, LLC, who has decided to step down from his position and is expected to remain with Grayscale to assist with the transition of his responsibilities until his departure on or prior to May 31, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1705181/000095010325004584/0000950103-25-004584-index.htm
- Executive change
  Diana Zhang was appointed as Chief Operating Officer at Grayscale Ethereum Classic Trust (ETC).
  - Action: appointed
  - Role: Chief Operating Officer
  source text: announced that GSO Intermediate Holdings Corporation, the sole managing member of Grayscale Operating, LLC, the sole member of Grayscale Investments Sponsors, LLC, has approved the appointment of Diana Zhang to serve as the new Chief Operating Officer of Grayscale Operating, LLC, effective May 6, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1705181/000095010325004584/0000950103-25-004584-index.htm

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