What is the Nasdaq Book?
An order display and execution system for Nasdaq-listed securities
It addresses market fragmentation and decimalization, creating greater market transparency.
What does the Nasdaq Book display?
It includes both attributable and nonattributable quotes/orders.
What is an attributable order in the Nasdaq Book?
An order displayed next to the market participant’s unique identifier (MPID)
It shows the price and size of the order.
What is a nonattributable order?
An order not displayed next to its MPID, aggregated under a special anonymous MPID, NSDQ
It allows the firm to remain anonymous until execution.
What is the purpose of the NSDQ MPID?
To allow a firm’s quote to be displayed without revealing the firm’s MPID
It maintains anonymity until execution.
Under the Manning Rule, what must a market maker do if it receives an order priced better than its quote?
Display that order
Nasdaq Book rules allow placing the order in NSDQ without updating the attributable quote.
What are the three levels of service in the Nasdaq exchange?
Each level serves different market participants.
What happens if a participant’s attributable interest is reduced to less than one round lot?
Nasdaq will zero out the exhausted side of the market for 30 seconds
The firm must update its quote during this period.
What is a market maker peg order?
A one-sided, attributable limit order with an automatically adjusted price
It helps market makers comply with quotation requirements.
Define nondirected orders.
Liability orders that create an obligation for the recipient to buy or sell
They must be market or marketable limit orders.
What are preferenced orders?
Orders sent to a specific market participant at the inside market
They interact with the selected firm’s display and reserve size.
What are directed orders?
Orders used to access a specific quote in the system
They can be liability or nonliability orders.
What is the execution algorithm option of price/time?
Accesses the best price first, with subsequent executions based on time priority
It is one of three options for order interaction.
What is a fill-or-kill order?
An order that must execute in its entirety immediately or be canceled
It ensures quick execution without partial fills.
What is a sweep order?
An order delivered to multiple price levels for quick filling
It prioritizes filling an order over price.
What are intermarket sweep orders?
Limit orders executed in a specific market despite better prices elsewhere
They are marked with the trade indicator ‘F’ and fulfill NMS order-protection obligations.
What does Nasdaq’s price validation deviation process do?
Calculates when a limit order price is away from the inside market by a predetermined amount
It provides a warning message for orders exceeding allowable deviation.
What is the allowable deviation for a limit order priced between $1 and $5?
0.375
This is part of Nasdaq’s price validation process.
What is the allowable deviation for a price range of $1-$5?
0.375
This deviation is part of Nasdaq’s warning message for orders exceeding allowable limits.
What is the acceptable limit range for a stock priced at $12.00-$12.10?
$11.50 to $12.60
Orders outside this range will receive a reject message unless overridden.
At what time do Nasdaq Market Center (NMC) quotes go live?
9:25 am
Quotes are shown in time priority to prevent locked or crossed markets.
What is the purpose of the order imbalance indicator displayed by Nasdaq?
To attract more buyers or sellers based on the current match price and imbalance size
This indicator is shown from 9:28 am until the market opens.
What is the clearing price in the context of the opening cross?
The price set to maximize the number of orders filled
Orders are cleared at this price at 9:30 am.
What types of orders are acceptable for the opening cross?
These orders can be entered, canceled, and adjusted before 9:28 am.