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出典:Wikipedia
出典:『Wikipedia』 (2011/01/31 11:47 UTC 版)
Interactive Brokers Group, Inc. (IB) is an online discount brokerage firm in the United States. The company traces its origin to 1977 when Thomas Peterffy bought a seat on the American Stock Exchange as an individual market maker, and formed T.P. & Co. the following year. Today, the company consists of many subsidiaries around the world, operating on most major stock, futures, bonds, forex, and options exchanges worldwide. The company commenced a public offering on 4 May 2007 under the ticker symbol NASDAQ: IBKR on the Nasdaq exchange.
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an exchange-broker
互恵通商.
the act of interconnecting
to close a transaction―close a bargain