Notice to Members 2018-5


Date: February 1, 2018
Re: CHANGE TO ONE CHICAGO (OCX) OFRA FILE
Effective Date: February 12, 2018

OneChicago, LLC (“OneChicago”) is issuing this Notice to Members (“NTM”) 2018-5 to inform market participants that beginning with the OFRA files produced on the evening of Monday February 12, OCC will modify the OneChicago OFRA (SPAN Parameter) file to include the expiration day for the exchange’s Friday Futures and Weekly Futures products.

We urge you to read this (see link) and distribute to others within your organization you deem appropriate.
https://www.theocc.com/webapps/infomemos?number=42555&date=201802&lastModifiedDate=02%2f01%2f2018+13%3a06%3a54

If clicking on the link above does not work then copy and paste into your browser.

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If you have any questions, please contact The Options Clearing Corporation at 800-621-6072 or memberservices@theocc.com.