Copper, a U.S. broker-dealer and qualified custodian, has joined a digital-asset forum run by The Depository Trust Company (DTC), where more than 150 firms are discussing tokenization and interoperability.
Members span established finance and digital-asset businesses. Hashgraph joined the group before Copper.
The Depository Trust & Clearing Corporation (DTCC) is DTC's parent. DTCC handles clearing and settlement for securities trades in the U.S. financial system.



