Cboe Ditches Silexx Fees: Traders Yawn at Platform Purge
Published Date: 1/5/2026
Notice
Summary
Starting December 1, 2025, Cboe Exchange is updating its Silexx fee schedule by removing all fees and mentions of the Silexx FLEX platform. They’re also ending the data management fee waiver and tweaking the first-month fee waiver rules for mid-month starts. Traders and users of the Silexx platform should get ready for these changes that could affect their costs and billing timing.
Analyzed Economic Effects
4 provisions identified: 1 benefits, 3 costs, 0 mixed.
Data management fee waiver ends
The Exchange is removing the data management fee waiver for Cboe Silexx effective December 1, 2025. The data management charge is $20 per month per Login ID and, with the waiver removed, Users will be subject to that $20 monthly fee per Login ID.
No proration — first month may be full charge
Cboe Silexx will not prorate monthly billing, and the one-month fee waiver for new users applies only to the calendar month in which the subscription begins. That means a new user who starts mid-month may be assessed a full month's fees for that calendar month, even if their subscription covers fewer than 30 days.
Cboe Silexx per-Login ID monthly fees
The Silexx fee schedule lists monthly subscription fees by Login ID: $399 per Login ID for Login IDs 1–16, $299 per Login ID for Login IDs 17–32, and $199 per Login ID for Login IDs 33 and up. These tiered monthly fees apply under the amended fee schedule effective December 1, 2025.
Silexx FLEX removed from fee schedule
The Exchange will remove all fees and references to the Silexx FLEX platform from the Silexx fee schedule effective December 1, 2025, because Silexx FLEX is no longer offered as a standalone product. The current Cboe Silexx platform now includes the functionality of Silexx FLEX.
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