[Grayscale Zcash Trust Submits S-3 Registration Statement to SEC] According to official documents reported by Jinse Finance, Grayscale Zcash Trust (ZEC) submitted an S-3 registration statement to the U.S. Securities and Exchange Commission (SEC) on November 26, 2025, with the file number 333-291800. The trust company is headquartered in Stamford, Connecticut, and primarily engages in commodity contract brokerage and trading business (SIC Code: 6221).