A major U.S. asset manager and crypto custodian, issuer of the FBTC spot Bitcoin ETF and related products.

Fidelity's spot Bitcoin ETF product.

An institutional custody and transfer platform used by exchanges, funds, and banks.

Institutional transfer network for settling between members without exposing hot keys.

Jump Crypto's independent Solana validator client aimed at performance and client diversity.

Research and infrastructure for MEV auctions and private transaction submission on Ethereum.

A collapsed centralized exchange whose 2022 failure froze customer funds and reshaped U.S. enforcement.