Notices

Technical Notices

Mandatory Annual Virtual Trading Floor Test – Updated

BOX Options 2025-04508/26/25

Technical Notices

Mandatory Annual Virtual Trading Floor Test

BOX Options 2025-04408/25/25

Technical Notices

SAIL Market Making Protocol Updates

BOX Options 2025-00401/21/25

Technical Notices

New Features in SAIL Protocol

BOX Options 2024-05911/19/24

Technical Notices

Mandatory Annual Virtual Trading Floor Test

BOX Options 2024-05410/29/24

Technical Notices

New Features in SAIL Protocol

BOX Options 2024-05310/16/24

AnnouncementsTechnical Notices

Annual SIFMA BCP/ Reg SCI Test – October 5, 2024

BOX Options 2024-04909/05/24

Technical Notices

HSVF Market Data – Bandwidth adjustment

BOX Options 2024-04608/07/24

AnnouncementsRegulatory NoticesTechnical NoticesTrading Floor Notices

FLEX Open Outcry (“FOO”) Orders to Begin Trading

BOX Options 2024-03105/20/24

Technical Notices

Modification to Risk Protections-Time Interval-Reminder Notice

BOX Options 2024-02905/13/24