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Direct Market Access
Direct market access (DMA) in financial markets is the electronic trading infrastructure that gives investors wishing to trade in financial instruments a way to interact with the order book of an exchange. Normally, trading on the order book is restricted to broker-dealers and market making firms that are members of the exchange. Using DMA, investment companies (also known as buy side firms) and other private traders use the information technology infrastructure of sell side firms such as investment banks and the market access that those firms possess, but control the way a trading transaction is managed themselves rather than passing the order over to the broker's own in-house traders for execution. Today, DMA is often combined with algorithmic trading giving access to many different trading strategies. Certain forms of DMA, most notably "sponsored access", have raised substantial regulatory concerns because of the possibility of a malfunction by an investor to cause w ...
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Financial Markets
A financial market is a market in which people trade financial securities and derivatives at low transaction costs. Some of the securities include stocks and bonds, raw materials and precious metals, which are known in the financial markets as commodities. The term "market" is sometimes used for what are more strictly ''exchanges'', that is, organizations that facilitate the trade in financial securities, e.g., a stock exchange or commodity exchange. This may be a physical location (such as the New York Stock Exchange (NYSE), London Stock Exchange (LSE), Bombay Stock Exchange (BSE) or Johannesburg Stock Exchange (JSE Limited)) or an electronic system such as NASDAQ. Much trading of stocks takes place on an exchange; still, corporate actions (mergers, spinoffs) are outside an exchange, while any two companies or people, for whatever reason, may agree to sell the stock from the one to the other without using an exchange. Trading of currencies and bonds is largely on a bi ...
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Open Outcry
Open outcry is a method of communication between professionals on a stock exchange or futures exchange, typically on a trading floor. It involves shouting and the use of Hand signaling (stock market), hand signals to transfer information primarily about buy and sell orders. floor trading hand signals  The part of the trading floor where this takes place is called a ''pit''. In an open outcry auction, Bidding, bids and offers must be made out in the open market, giving all participants a chance to compete for the order with the best price. New bids or offers would be made if better than previous pricing for efficient price discovery. Exchanges also value positions marked to these public market prices on a daily basis. In contrast, Over-the-counter (finance), over-the-counter markets are where bids and offers are negotiated privately between principals. Since the development of the stock exchange in the 17th century in Amsterdam, open outcry was the main method used to co ...
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Securities And Exchange Commission
The United States Securities and Exchange Commission (SEC) is an independent agency of the United States federal government, created in the aftermath of the Wall Street crash of 1929. Its primary purpose is to enforce laws against market manipulation. Created by Section 4 of the Securities Exchange Act of 1934 (now codified as and commonly referred to as the Exchange Act or the 1934 Act), the SEC enforces the Securities Act of 1933, the Trust Indenture Act of 1939, the Investment Company Act of 1940, the Investment Advisers Act of 1940, and the Sarbanes–Oxley Act of 2002, among other statutes. Overview The SEC has a three-part mission: to protect investors; maintain fair, orderly, and efficient markets; and facilitate capital formation. To achieve its mandate, the SEC enforces the statutory requirement that public companies and other regulated entities submit quarterly and annual reports, as well as other periodic disclosures. In addition to annual financial re ...
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Flash Crash
In modern finance, a flash crash is a very rapid, deep, and volatile fall in Security (finance), security prices occurring within a very short time period followed by a quick recovery. Flash crashes are frequently blamed by media on trades executed by black-box trading, combined with high-frequency trading, whose speed and interconnectedness can result in the loss and recovery of billions of dollars in a matter of minutes and seconds, but in reality occur because almost all participants have pulled their liquidity and temporarily paused their trading in the face of a sudden increase in risk. Occurrences Examples of flash crashes that have occurred: * 2010 flash crash, May 6, 2010, flash crash * AP Tweet Flash Crash of 2013, April 23, 2013, flash crash * Frankenshock, or Flash Crash Swiss franc, Swiss Franc on January 15, 2015 * Flash Crash of the Pound sterling, British Pound on October 6, 2016 *Flash Crash of Japanese yen, Japanese Yen on January 2, 2019 * Flash Crash of Europea ...
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High-frequency Trading
High-frequency trading (HFT) is a type of algorithmic trading in finance characterized by high speeds, high turnover rates, and high order-to-trade ratios that leverages high-frequency financial data and electronic trading tools.Lin, Tom C. W. "The New Financial Industry" (March 30, 2014). 65 Alabama Law Review 567 (2014); Temple University Legal Studies Research Paper No. 2014-11; . While there is no single definition of HFT, among its key attributes are highly sophisticated algorithms, co-location, and very short-term investment horizons in trading securities. HFT uses proprietary trading strategies carried out by computers to move in and out of positions in seconds or fractions of a second. In 2016, HFT on average initiated 10–40% of trading volume in equities, and 10–15% of volume in foreign exchange and commodities. High-frequency traders move in and out of short-term positions at high volumes and high speeds aiming to capture sometimes a fraction of a cent in profit on ...
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Trading Platform
In finance, an electronic trading platform, also known as an online trading platform, is a computer software program that can be used to place orders for financial products over a network with a financial intermediary. Various financial products can be traded by the trading platform, over a communication network with a financial intermediary or directly between the participants or members of the trading platform. This includes products such as stocks, bonds, currencies, commodities, derivatives and others, with a financial intermediary such as brokers, market makers, investment banks or stock exchanges. Such platforms allow electronic trading to be carried out by users from any location and are in contrast to traditional floor trading using open outcry and telephone-based trading. Sometimes the term trading platform is also used in reference to the trading software alone. Electronic trading platforms typically stream live market prices on which users can trade and may provide ...
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Chinese Wall
A Chinese wall or ethical wall is an information barrier protocol within an organization designed to prevent exchange of information or communication that could lead to conflicts of interest. For example, a Chinese wall may be established to separate people who make investments from those who are privy to confidential information that could improperly influence the investment decisions. Firms are generally required by law to safeguard insider information and ensure that improper trading does not occur. Etymology Bryan Garner's ''Dictionary of Modern Legal Usage'' states that the metaphor title "derives ''of course'' from the Great Wall of China",, italics added although an alternative explanation links the idea to the screen walls of Chinese internal architecture. The term was popularized in the United States following the stock market crash of 1929, when the U.S. government legislated information separation between investment bankers and brokerage firms, in order to limit ...
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Information Leakage
Information leakage happens whenever a system that is designed to be closed to an eavesdropper reveals some information to unauthorized parties nonetheless. In other words: Information leakage occurs when secret information correlates with, or can be correlated with, observable information. For example, when designing an encrypted instant messaging network, a network engineer without the capacity to crack encryption codes could see when messages are transmitted, even if he could not read them. Risk vectors A modern example of information leakage is the leakage of secret information via data compression, by using variations in data compression ratio to reveal correlations between known (or deliberately injected) plaintext and secret data combined in a single compressed stream. Another example is the key leakage that can occur when using some public-key systems when cryptographic nonce values used in signing operations are insufficiently random. Bad randomness cannot protect prope ...
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Transaction Cost
In economics, a transaction cost is a cost incurred when making an economic trade when participating in a market. The idea that transactions form the basis of economic thinking was introduced by the institutional economist John R. Commons in 1931. Oliver E. Williamson's ''Transaction Cost Economics'' article, published in 2008, popularized the concept of transaction costs. Douglass C. North argues that institutions, understood as the set of rules in a society, are key in the determination of transaction costs. In this sense, institutions that facilitate low transaction costs can boost economic growth.North, Douglass C. 1992. "Transaction costs, institutions, and economic performance", San Francisco, CA: ICS Press. Alongside production costs, transaction costs are one of the most significant factors in business operation and management. Definition Williamson defines transaction costs as a cost innate in running an economic system of companies, comprising the total costs of ...
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Nomura Holdings
is a financial holding company and a principal member of the Nomura Group, which is Japan's largest List of investment banks#Largest full-service investment banks#Bulge Bracket#Membership, investment bank and Broker-dealer#Japan, brokerage group. It, along with its broker-dealer, banking and other financial services subsidiaries, provides investment, financing and related services to individual, institutional, and government customers on a global basis with an emphasis on securities businesses. History Origins The history of Nomura began on December 25, 1925, when Nomura Securities Co., Ltd. (NSC) was established in Osaka, as a spin-off from Securities Dept. of Osaka Nomura Bank Co., Ltd (the present day Resona Bank). NSC initially focused on the bond market. It was named after its founder Tokushichi Nomura II, a wealthy Japanese businessman and investor. He had earlier established Osaka Nomura bank in 1918, based on the Mitsui zaibatsu model with a capital of ¥10 million. ...
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Instinet
Instinet Incorporated is an institutional, agency-model broker that also serves as the independent equity trading arm of its parent, Nomura Group. It executes trades for asset management firms, hedge funds, insurance companies, mutual funds and pension funds. Headquartered in New York City, the company provides sales trading services and trading technologies such as the Newport EMS, algorithms, trade cost analytics, commission management, independent research and dark pools. However, Instinet is best known for being the first off-exchange trading alternatives, with its "green screen" terminals prevalent in the 1980s and 1990s, and as the founder of electronic communication networks, Chi-X Europe and Chi-X Global. According to industry research group Markit, in 2015 Instinet was the 3rd-largest cash equities broker in Europe. History Early history Instinet was founded by Jerome M. Pustilnik and Herbert R. Behrens and was incorporated in 1969 as Institutional Networks Corp ...
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Electronic Communication Network
An electronic communication network (ECN) is a type of computerized forum or network that facilitates the trading of financial products outside traditional stock exchanges. An ECN is generally an electronic system accessed by an electronic trading platform that widely disseminates orders entered by market makers to third parties and permits the orders to be executed against them in whole or in part. The primary products that are traded on ECNs are stocks and currencies. ECNs are generally passive computer-driven networks that internally match limit orders and charge a very small per share transaction fee (often a fraction of a cent per share). The first ECN, Instinet, was created in 1969. ECNs increase competition among trading firms by lowering transaction costs, giving clients full access to their order books, and offering order matching outside traditional exchange hours. ECNs are sometimes also referred to as alternative trading systems or alternative trading networks. H ...
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