Stock Order Execution

Investors often deal in stocks through online tradingintervention.
accounts. Here, they have an option of executing anOrder to Third Market Maker
order just by a click of a button. However, theA broker can also direct a stock order trading in an
execution of this order is not instantaneous. There isexchange to a third market maker. Third market
a process that is involved after the order is placedmakers pay broker an incentive to direct orders.
by the investor. This is known as order execution.Also, the broker may not be a member of the
There are different ways by which an order placedexchange in which the order was to be executed.
can be filled and there may be different time delaysInternalization
associated with them. The time and place where anSometimes a broker fills stock orders from the
order is executed affects the cost of transaction andinventory of stocks from the brokerage firm. This
the price paid for the stock.leads to fast execution as well as money earned by
Some investors assume that the online brokeragethe brokerage firm.
firms are directly connected to the stock exchange.Electronic Communications Network (ECN)
However, the order executed by an investor goes toECNs are online systems that can automatically
the broker first. The broker then decides on how thematch buy and sell orders. This is more appropriate
order should be executed. In a fast-paced stockfor limit orders and leads to fast execution of orders.
exchange, the prices of the stocks changeOrder to Market Maker
continuously. Hence, the investor may see aThe broker can direct an order to the market maker
difference in the price when the order is placed andin charge of the stock for over-the-counter (OTC)
when it is actually executed. SEC regulations do notexchanges, such as the NASDAQ. This leads to
set a time limit on any order execution. However, atimely order execution. Also, the broker may earn
brokerage firm has the duty to make the investorsadditional money by directing the order to a market
aware of all the real facts about order execution.maker.
This is because just as an investor can choose aBrokers must provide investors the best possible
broker, a broker has a choice of markets to executeorder execution. However, it does not always happen
the order.as the broker may direct the order otherwise to
Order to the Floorearn additional money. Rules enforced by SEC since
A broker can execute the order on the floor of2001 obligates brokers to report on the quality of
exchanges such as the New York Stock Exchangeorder execution. This also has penalties on the broker
(NYSE) or to a regional exchange. Regional exchangesif he overrules the laws. SEC requires brokers to
pay a privilege fee to a broker for an ordernotify investors if orders are not directed for best
execution, known as payment for order flow. Thisexecution.
may delay the order execution as it is through human