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Regulatory NoticesTrading Notices
Update: Intraday Quote Width Relief – Bid-Ask Differentials for All Option Symbols for January 20, 2026
BOX Exchange 2026-00301/20/26
Regulatory NoticesTrading Notices
Update: Bid-Ask Differentials for Symbol PEN through March 20, 2026
BOX Exchange 2026-00201/15/26
Regulatory NoticesTrading Notices
Update: Bid-Ask Differentials for Various Symbols through March 20, 2026
BOX Exchange 2026-00101/02/26
Listing NoticesTrading Notices
Penny Program Additions
BOX Options 2025-06612/31/25
Regulatory NoticesTrading Notices
Update: Bid-Ask Differentials for Various Symbols through March 20, 2026
BOX Exchange 2025-06512/19/25
AnnouncementsRegulatory NoticesTechnical NoticesTrading Notices
Market Maker Closing Transactions
BOX Options 2025-06412/09/25
Regulatory NoticesTrading Notices
Update: Bid-Ask Differentials for Various Symbols through December 19, 2025
BOX Exchange 2025-06312/09/25
Regulatory NoticesTrading Floor Notices
FLEX Trading and Position and Exercise Limit Updates in BITB, BTC, GBTC, and IBIT
BOX Exchange 2025-06212/04/25
Regulatory NoticesTrading Notices
Update: Bid-Ask Differentials for Various Symbols through December 19, 2025
BOX Exchange 2025-06111/20/25
Regulatory NoticesTrading Notices
Update: Bid-Ask Differentials for Various Symbols through December 19, 2025
BOX Exchange 2025-06011/18/25