---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-101655"
form_type: "8-K"
ticker: "ZCSH"
cik: "0001720265"
company_name: "Grayscale Zcash Trust (ZEC)"
filed_at: "2025-08-04T23:59:59+00:00"
generated_at: "2026-05-17T21:30:25.894054+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Grayscale Zcash Trust sponsor appoints Barry Silbert as Chairman, expands management team

## Summary
- Barry Silbert appointed Chairman of Grayscale Investments Sponsors; Mark Shifke steps down as Chairman but remains Director.
- Four senior executives join: Diana Zhang (COO), Ramona Boston (CMO), Andrea Williams (CCO), Maxwell Rosenthal (CHRO).
- Board may be expanded to include independent directors.
- Grayscale manages over $35 billion in AUM across 40+ products.

## SEC filing metadata
- accession: 0000950170-25-101655
- form_type: 8-K
- ticker: ZCSH
- cik: 0001720265
- company_name: Grayscale Zcash Trust (ZEC)
- filed_at: 2025-08-04T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1720265/000095017025101655/0000950170-25-101655-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1720265/000095017025101655/zcsh-20250804.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-101655
- JSON: https://secwatch.observer/filing/0000950170-25-101655.json
- Plain text: https://secwatch.observer/filing/0000950170-25-101655.txt

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