ADF Announcements

Posted: December 18, 2014

Holiday Reminder Regarding ADF Market Data

In observance of Christmas, the ADF System will be closed on Thursday, December 25, 2014. As stated in the data feed interface specifications, FINRA may send out unmarked test data via its data feeds on market holidays. Direct data feed subscribers, including recipients of ADF data, should take the necessary precautions to prevent data corruption.
 
Please be advised that the ADF system will close early on Wednesday, December 24, 2014 at 1 p.m., E.T. See the table below for a schedule of modified hours. Thank you for your attention to this matter. Please contact FINRA Operations at (866) 776-0800 if you have any questions.

 

Market SessionNormal HoursModified Hours for
Wednesday, December 24, 2014
Pre Market Session8 a.m. to 9:30 a.m.8 a.m. to 9:30 a.m.
Regular Market Session9:30 a.m. to 4:00 p.m.9:30 a.m. to 1:00 p.m.
Post-Market Trading Session4 p.m. to 6:30 p.m.1 p.m. to 3:30 p.m.


In observance of New Year's Day, the ADF System will be closed on Thursday, January 1, 2015. As stated in the data feed interface specifications, FINRA may send out unmarked test data via its data feeds on market holidays. Direct data feed subscribers, including recipients of ADF data, should take the necessary precautions to prevent data corruption.  Thank you for your attention to this matter. Please contact FINRA Operations at (866) 776-0800 if you have any questions.