PROBLEM TO BE SOLVED: To provide a financial product transaction management device and a financial product transaction management system capable of providing an opportunity to obtain many profits. SOLUTION: A financial product transaction management device 1 has an order information generation unit 16 for generating order information for placing a first order and a second order, a contract information generation unit 14 for executing a first order and a second order, and the like. It is equipped with trail control means for varying the second order price of the second order for each predetermined trail width, generating multiple order information, which is multiple first orders with different first order prices, and multiple orders. At least some of the fills of the multiple first orders that are set based on the information, and at least some of the fills of the multiple second orders where the price of each second order fluctuates based on the trail width. Then, a plurality of new order information for setting a second order for a new second order price set at a different price is generated, and a plurality of generated second orders are executed. [Selection diagram] FIG. 12
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