ETHE GRAYSCALE ETHEREUM TRUST ETF Management Changes 8-K Filing 2023 - Resignations and Appointments Grayscale Ethereum Trust announced the resignation of Barry E. Silbert and Mark Murphy from the board of directors, and the appointment of Mark Shifke, Matthew Kummell, and Edward McGee as new board members.Get access to all SEC 8-K filings of the GRAYSCALE ETHEREUM TRUST ETF