---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-22-023533"
form_type: "8-K"
ticker: "HZEN"
cik: "0001748945"
company_name: "Grayscale Horizen Trust (ZEN)"
filed_at: "2022-11-09T23:59:59+00:00"
generated_at: "2026-06-22T01:38:19.515563+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Grayscale Horizen Trust Sponsor appoints Hugh Ross to Audit Committee, replaces Silbert

## Summary
- Hugh Ross, COO of Grayscale Investments, appointed to Audit Committee effective Nov 4, 2022.
- Barry E. Silbert replaced on Audit Committee, remains Chairman of the Sponsor's board.
- Audit Committee now comprises Michael Sonnenshein, Edward McGee, and Hugh Ross.
- Ross has been COO since Feb 2021; previously COO at Horizon Kinetics, VP at Goldman Sachs.

## SEC filing metadata
- accession: 0000950170-22-023533
- form_type: 8-K
- ticker: HZEN
- cik: 0001748945
- company_name: Grayscale Horizen Trust (ZEN)
- filed_at: 2022-11-09T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1748945/000095017022023533/0000950170-22-023533-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1748945/000095017022023533/hzen-20221104.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-22-023533
- JSON: https://secwatch.observer/filing/0000950170-22-023533.json
- Plain text: https://secwatch.observer/filing/0000950170-22-023533.txt

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