Patent ID: 7890396

Claim:
An apparatus comprising: at least one memory device that stores instructions; an electronic display; and at least one processor electronically coupled to the at least one memory device and to the electronic display; wherein the instructions, when executed by the at least one processor, direct the at least one processor to at least: receive market information for at least one of a first and a second financial instrument, wherein the second financial instrument comprises a futures contract having the first financial instrument as an underlying instrument; update a three-dimensional graphical depiction based at least in part on the received market information, wherein the graphical depiction comprises at least a first portion and a second portion: wherein the first portion comprises: a first chart having a plurality of trade prices for the first financial instrument over a first period of time, and a second chart having a plurality of trade prices for the second financial instrument over a second period of time; and wherein the second portion comprises: a first component that includes for the first financial instrument (a) a first stack a size of which represents an aggregation of volumes of each of a plurality of buy orders at a give price, and (b) a second stack a size of which represents an aggregation of volumes of each of a plurality of sell orders at a give price, and a second component that includes for the second financial instrument (a) a first stack a size of which represents an aggregation of volumes of each of a plurality of buy orders at a give price, and (b) a second stack a size of which represents an aggregation of volumes of each of a plurality of sell orders at a give price; and display to a user the updated graphical depiction on the electronic display, wherein the first portion and the second portion of the graphical depiction are simultaneously viewable by the user.