Abstract: A computerized system and method for placing orders for financial instruments with an exchange or alternative trading system is provided. In accordance with this embodiment, updated order book information is received from each of a plurality of trade execution entities. An order for a first financial instrument of the plurality of financial instruments is received from a first user. The order includes a first price per unit component, and a first unit quantity. The first unit quantity includes a disclosed liquidity quantity and an undisclosed liquidity quantity. The order, including the disclosed liquidity quantity and the undisclosed liquidity quantity, is sent to a first one of the plurality of trade execution entities for execution. A reciprocal order for the first financial instrument that does not require that the trade execution entity be the first one of the trade execution entities is received from a second user.