Provided are a financial product transaction management apparatus, system, and transaction management method that allow a trader to properly operate a transaction form including partial commitments. A first financial product transaction management apparatus 1 and a second financial product transaction management apparatus 2 include an order information generation unit 15 that generates order information and a contract management unit 16 that manages execution of financial products. The contract management unit 16 includes a first order based on the order information, and a second order that settles the position held by the first order by the contract. Only the second order, the second order is executed in response to the executed first order, and the second order is not executed in response to the executed first order. Split into second order. [Selection] Figure 20
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