Yes, the CAT is required to collect SIP and OPRA data. Specifically, the CAT NMS Plan requires that the CAT collect (from a Securities Information Processor (“SIP”) or pursuant to an NMS Plan) and retain on a current and continuing basis, in a format compatible with the Participant Data and Industry Member Data, all data, including the following: (1) information, including the size and quote condition, on quotes, including the National Best Bid and National Best Offer for each NMS Security; (2) Last Sale Reports and transaction reports reported pursuant to an effective transaction reporting plan filed with the SEC pursuant to, and meeting the requirements of, Rules 601 and 608; (3) trading halts, Limit Up/Limit Down price bands and Limit Up/Limit Down indicators; and (4) summary data or reports described in the specifications for each of the SIPs and disseminated by the respective SIP.