Patent ID: 7110971

Claim:
A system for enabling at least a plurality of individual or smaller investors or other investors to create, manage and trade a plurality of market tradable assets or liabilities as a single, customizable investment portfolio directly owned by the investors via a first plurality of communication links, one to each of the plurality of individual or smaller investors, over which each of the plurality of individual or smaller investors transmits to the system trading data regarding trades of a plurality of market tradable assets or liabilities that each of the plurality of individual or smaller investors desires to make in order to create, modify or sell a single, customizable investment portfolio of such plurality of market tradable assets or liabilities directly owned by the investor, including one or more fractional shares, one or more odd lots, or one or more small amounts of shares of one or more distinct market tradable assets or liabilities, said system comprising: a) a processor: (i) communicating with a plurality of individual or smaller investor personal computers (PC's) via the first plurality of communication links; (ii) receiving investor identification information, investor preferences and trading data from each of the plurality of individual or smaller investor PC's, said trading data including an order to trade the single, customizable investment portfolio of market tradable assets or liabilities, said order including at least one of one or more fractional shares, one or more odd lots, and one or more small amounts of shares of one or more distinct market tradable assets or liabilities; (iii) creating a single, customizable investment portfolio of distinct market tradable assets or liabilities directly owned by and for each of the plurality of individual or smaller investors from said trading data; (iv) executing trading of the distinct market tradable assets or liabilities in each of the single, customizable investment portfolios to create the single, customizable investment portfolio or to modify the single, customizable investment portfolio of each of the plurality of individual or smaller investors, wherein each of the single customizable, investment portfolios is owned directly by each of the plurality of individual or smaller investors after said trading; and (v) aggregating buy orders and sell orders of one or more fractional shares, one or more odd lots, or one or more small amounts of shares of one or more distinct market tradable assets or liabilities from each of the plurality of individual or smaller investors in the trading data into one or more buy orders or one or more sell orders for each distinct market tradable asset or liability of the plurality of distinct market tradable assets or liabilities represented in the trading data received from the plurality of individual or smaller investor PC's; and b) a storage coupled to the processor and storing the trading data from each of the plurality of individual or smaller investor PC's.