Functionality OUCH RASH FIX FIX Lite QIX CTCI
Reserve  
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Pegging (Best, Market)  
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Discretion  
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Post-Only
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Minimum Quantity
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Cancel Replace/Order Modify
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Directed Orders  
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ACES Routing  
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Industry Standard Messaging    
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Unsolicited Messages (UM)    
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Quoting        
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DROP Copies
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ACT Trade Reporting    
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Pre-Trade Risk Management
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Credit Risk Management        
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Protocol Market Description Features

OUCH

A simple protocol that allows participants to enter, replace and cancel orders, and receive executions. It is the low-level native protocol for connecting to NASDAQ OMX markets.

FIX Lite

Order entry protocol based on a subset of FIX 4.2

Protocol Market Description Features

QIX

NASDAQ protocol that provides a fast reliable point-to-point connection from the NASDAQ Market Center to your site.

Protocol Market Description Features

RASH

A simple proprietary protocol that allows participants to enter orders, cancel existing orders and receive executions.

Protocol Market Description Features

FIX

NASDAQ OMX's FIX implementation acts like a router, converting incoming FIX messages into OUCH messages and back again

FIX Lite

Order entry protocol based on a subset of FIX 4.2

Protocol Market Description Features

FIX

NASDAQ OMX's FIX implementation acts like a router, converting incoming FIX messages into OUCH messages and back again.

CTCI

Allows subscribers to record and report NASDAQ securities transactions from their computer systems to NASDAQ's computer systems via the NASDAQ message switch.