Intermarket Surveillance Group. An association of major U.S. stock exchanges, NASD (U.S.) members (the regulatory arm of NASDAQ), TSX Venture Exchange, Toronto Stock Exchange and the Bourse de Montréal, which shares regulatory information relevant to violations of rules in different markets.
Information Systems Group
Internet Services Group. VeriSign business group that includes both VeriSign Security Services (VSS) and VeriSign Naming and Directory Services (VNDS).
Intermarket Surveillance Group. A group that coordinates surveillance and investigations among NASD and other U.S. and foreign exchanges trading in securities, options, and futures and foreign securities. (See market surveillance )
See Intermarket Surveillance Group