March 19, 2018 11:08:47
Cboe BYX U.S. Equities Exchange has revoked self-help against NYSE American per Rule 611 of Regulation NMS. Routing to NYSE American has been resumed as of 11:08:30 ET.
All Cboe BYX U.S. Equities Exchange systems are operating normally.
You can view Cboe BYX U.S. Equities Exchange status online at http://markets.cboe.com/us/equities/notices/system/
Cboe Trade Desk