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Fee Change NoticesRegulatory NoticesTrading Notices

July 2025 Fee Change Notice

91ߣɫ Options 2025-03406/30/25

Listing NoticesTrading Notices

Penny Program Additions

91ߣɫ Options 2025-03306/30/25

Regulatory NoticesTrading Notices

Update: Bid-Ask Differentials for Various Symbols through September 19, 2025

91ߣɫ 2025-03206/30/25

Regulatory NoticesTrading Notices

Update: Bid-Ask Differentials for Various Symbols through September 19, 2025

91ߣɫ 2025-03106/23/25

Regulatory NoticesTrading Notices

Quarterly Bid-Ask Differentials for Various Symbols through September 19, 2025

91ߣɫ 2025-03006/20/25

AnnouncementsRegulatory NoticesTrading Floor Notices

Cash-Settled FLEX ETF Options

91ߣɫ Options 2025-02906/02/25

Listing NoticesTrading Notices

Penny Program Additions

91ߣɫ Options 2025-02806/02/25

Regulatory NoticesTrading Floor Notices

Cash-Settled FLEX ETF Options on the 91ߣɫ Trading Floor

91ߣɫ 2025-02706/02/25

Regulatory NoticesTrading Notices

Update: Intraday Quote Width Relief – Bid-Ask Differentials for All Option Symbols for May 12, 2025

91ߣɫ 2025-02605/12/25

Regulatory NoticesTrading Notices

Update: Intraday Quote Width Relief – Bid-Ask Differentials for All Option Symbols for April 23, 2025

91ߣɫ 2025-02504/23/25