Notice to Members 2018-40


DATE December 4, 2018
RE Reminder: Delta1 Futures Markets Closed
EFFECTIVE DATE December 5, 2018

Consistent with US equity markets, futures markets on OneChicago Delta1 will be closed for trading on Wednesday December 5th, 2018. All futures contracts expiring on Wednesday December 5th, 2018 will continue to expire as usual on Wednesday December 5th, 2018.

Other than the trading session close, OneChicago will continue to operate business as usual.

Please Note:
The last day for trading futures contracts expiring Wednesday December 5th, 2018 is Tuesday December 4th, 2018.

Technical Note
OneChicago will support all usual business operations and technical services with the following exceptions:

Environment Service Status When
Production Delta1 Markets Halted Entire Trading Session
Production FIX Gateways Offline Entire Trading Session
Production Delta1 TFE Offline Entire Trading Session