Tick Size Pilot Program - CHX MM Transaction Data Technical Specification

Chicago Stock Exchange

Description

Tick Size Pilot Market Maker Transaction Data Technical Specification 2. CHX Contacts This section includes contact information that you may need. • CHX Control Room Operations o ControlRoom@hx.com o (312)663-2606 • CHX Trading Operations o (312)663-2038 • CHX Trouble Desk o CTrbldesk2@hx.com o (312)663-2111 Revision Number: 1 CHX Proprietary & Confidential (See Page ii) .