2026-20592NoticeWallet

Cboe BYX Axes Last Sale Data and Related Fees

Published Date: 10/8/2026

Notice

Summary

Cboe BYX Exchange is planning to stop offering its Last Sale market data feed and will remove all fees tied to it. This change affects traders and firms who use this data to track stock trades on BYX. The exact date for this change will be announced soon, so users should stay tuned to avoid surprises.

Analyzed Economic Effects

4 provisions identified: 4 benefits, 0 costs, 0 mixed.

Sunset of BYX 'Last Sale' feed and fee removal

BYX will stop offering its Last Sale market data feed and will remove all fees tied to that feed upon implementation. The Exchange filed this change on September 28, 2026 and will announce the specific sunset date via Exchange Notice within 90 days after that filing.

External Distributors may pay lower distribution fee with BYX Top

External Distributors currently paying $1,000/month for the Last Sale distribution fee may obtain BYX Top for $250/month; other applicable fees (Professional User $1.00/month; Non-Professional $0.025/month; Enterprise $10,000/month; Digital Media Enterprise $2,500/month) apply to both feeds.

Internal Distributors face no fee increase switching to BYX Top

If you are an Internal Distributor that currently subscribes to Last Sale, you may switch to the BYX Top feed with no change in fees: Distribution Fee $500/month; Professional User Fee $0/month; Non-Professional User Fee $0/month.

Execution data remains available via other BYX feeds

All execution information currently sent on the Last Sale feed is available through other BYX market data feeds, including BYX Top and BYX Depth, so subscribers will continue to have access to the same execution data after Last Sale is sunset.

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Key Dates

Effective Date
Published Date
9/28/2026
10/8/2026

Department and Agencies

Department
Independent Agency
Agency
Securities and Exchange Commission
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