Notices

Trading Notices

Automated Trade Reporting (“ATR”) A2 Protocol and End-ofDay Trade Report Update

BOX Options IC-2023-0101/05/23

Trading Notices

Penny Program Additions

BOX Options IC-2022-4312/30/22

Trading Notices

Inbound Quote Cross/Lock NBBO Prevention

BOX Options IC-2022-4212/28/22

Trading Notices

Update: Bid-Ask Differentials for Various Symbols through March 18, 2023

BOX Exchange RC-2022-2412/23/22

Trading Notices

Enhanced Error Text (Tag 58) for QOO and QCC Orders on FIX

BOX Options IC-2022-4112/20/22

Regulatory Notices

Update: Bid-Ask Differentials for Various Symbols through March 18, 2023

BOX Exchange RC-2022-23 12/16/22

Trading Notices

Allow Individual Leg Prices on Complex Qualified Contingent Cross Orders

BOX Options IC-2022-4012/13/22

Trading Notices

Display Counterpart Executing Firm ID in SAIL and FIX Protocol

BOX Options IC-2022-3912/09/22

Trading Notices

New Business Messages for Post-Trade Operations in the Automated Trade Reporting (“ATR”) A2 protocol

BOX Options IC-2022-3812/02/22

Trading Notices

Trade Management System for Clearing Operations

BOX Options IC-2022-3711/29/22