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The market data for a particular instrument would include the identifier of the instrument and where it was traded such as the ticker symbol and exchange code plus the latest bid and ask price and the time of the last trade. It may also include other information such as volume traded, bid, and offer sizes and static data about the financial ...
In the early 1960s when these first desk top quotation units were developed the only real time information available from the various stock and commodity exchanges were the last sale and the bid and ask ticker lines. The last sale ticker contained every trade with both price and volume for each trade. The bid-ask ticker contained only the two ...
The bid–ask spread (also bid–offer or bid/ask and buy/sell in the case of a market maker) is the difference between the prices quoted (either by a single market maker or in a limit order book) for an immediate sale and an immediate purchase for stocks, futures contracts, options, or currency pairs in some auction scenario.
For example, if a stock price has a bid price of $100 and an ask price of $100.05, the bid-ask spread would be $0.05. The spread can also be expressed as a percentage of the ask price, which in ...
A market maker or liquidity provider is a company or an individual that quotes both a buy and a sell price in a tradable asset held in inventory, hoping to make a profit on the difference, which is called the bid–ask spread or turn. [1] This stabilizes the market, reducing price variation by setting a trading price range for the asset.
Citibank itself is quoting the same prices for these two exchange rates. A trader at Citibank then sees that Crédit Agricole is quoting pounds at an ask price of €1.1910 /£ (in other words it is willing to sell pounds at that price). While the quoted market cross exchange rate is €1.1910 /£, Citibank's trader realizes that the implicit ...
Level 2 data displays the best bid and ask prices (also known as "top-of-book") for each market participant in a given security. In other words, at a given time there may be several market makers participating in trade matching for a specific stock. Level 2 data will display the highest bid and lowest ask for each individual market maker.
Exchanges quote options prices in terms of the per-share price, not the total price you must pay to own the contract. For example, an option may be quoted at $0.75 on the exchange.