Electronic financial trading services; Financial and investment services, namely, management and brokerage in the fields of stocks, bonds, options, commodities, futures and other securities, and the investment of funds of others; Financial investment brokerage services; Financial securities exchange services; Financial services, namely, assisting others with the completion of financial transactions for stocks, bonds, securities and equities; Financial services, namely, broker/dealer services on securities exchanges and over-the-counter markets; Financial services, namely, commodity trading and managed futures advisory and management services; Financial services, namely, conducting a securities and derivatives exchange; Financial services, namely, coordination, within a single account, of an investment portfolio's maintenance, trading, rebalancing, and tax management needs; Financial services, namely, dealing in securities as a market maker and in trading commodities, securities, options, futures, equities and fixed income products in the U.S. and overseas market securities; Financial services, namely, operation and management of hedge funds, commodity pools and other collective investment vehicles, and trading for others of securities, options, futures, derivatives, debt instruments and commodities; Financial services, namely, proprietary trading in commodities, securities, options, futures, equities and fixed income products in the U.S. and overseas market securities; Financial services, namely, providing for the exchange of foreign currency, commodities, financial derivatives, interest rate products, and equities via the internet and intranet systems; Financial services, namely, the trading of financial instruments, securities, shares, options and other derivative products