Ginzy Trading
An illegal trading practice used by floor brokers. It is considered to be non-competitive, as it involves the execution of large trades at different prices.
Investopedia Commentary
Floor brokers attempt to ginzy trade in order to create "split ticks" or fractional increments in prices that are unacceptable under exchange rules.
Related Links
Brokers and Online Trading
Understanding Order Execution
Understanding Dishonest Broker Tactics
See also: Associated Person, Broker Association, Curb Trading, Floor Broker - FB, Futures Commission Merchant