• Equity order submissions, cancellations and replacements
• Equity execution reporting
• Equity order statusing
• Equity trade allocation
• Indication of interest communication
• Completed trade advertisements
• Directed e-mail and news messaging

FIX is similar to OFX in that the two protocols are used to communicate financial information. However, OFX is focused more on retail transactions and is a query-response protocol much like HTTP while FIX is focused on institutional business and is a connected session-based protocol.

The Financial Information Exchange Protocol
The central repository and authority for all specification documents, committee calendars, discussion forums, presentations, and everything FIX.