© 2015 Shmoop University, Inc. All rights reserved.

Finance Glossary

Just call us Bond. Amortized bond.

Over 700 finance terms, Shmooped to perfection.



The Electronic Communication Network (ECN) is a platform for securities trading. It matches brokerages and investors of securities "off market"—that is, not as part of the registered group trading on the New York Stock Exchange.

Each transaction comes with a fee.