] Federal regulators say the specialists engaged in two
] illegal trading schemes: using knowledge of a trade to
] deal in front of it, and "interpositioning," which occurs
] when a specialist intervenes in a trade rather than
] matching buy and sell orders.
]
] The 15 specialists indicted, all but two of whom have
] left their firms, were members of the New York Stock
] Exchange's five major specialist trading companies. They
] are accused of making illegal trading profits from
] interpositioning of $13.4 million and costing investors
] more than $19 million from trading for their firms'
] accounts ahead of customers.

This is how the little guy always gets screwed.

15 Specialists From Big Board Are Indicted