Broker-dealer. In the United States, BDs are required to register with the SEC, and also become members of an SRO, which is FINRA.
Registered Direct
The Box
Liquidity Pools
Non-Deal Roadshow
Refreshing the Shoe
PIPE
Integration
Bad Actor
Peer-to-Peer
Token
At-the-Market Offerings
Shadow Banking
Naked Short
Cryptocurrency Mixer
Bitcoin Futures Contract
Bookrunner
Fungible Token
Smart Contracts