What Are My Options for Market Data?
Market data provides the real-time pricing information you see on the TopstepX platform.
Level I – Top-of-Book (TOB) Data
- Displays the best bid and ask prices for each product.
- Includes last traded price and basic volume information.
- Provided for free by Topstep Brokerage.*
Level II – Depth-of-Market (DOM) Data
- Displays multiple bid and ask levels beyond the Top-of-Book Data.
Market Data Fees
| Subscription Type | Monthly Fee (2025) |
Monthly Fee (2026) |
Notes |
| Top-of-Book (TOB) Bundle (Level I) |
$4.50* | $4.65* | Basic best bid/ask data |
| Depth-of-Market (DOM) Bundle (Level II) |
$35.40 | $36.50 | Full DOM access across all exchanges |
| DOM – Individual Exchange(s) (Level II) |
$11.70 per exchange |
$12.10 per exchange |
Subscribe to selected exchanges |
| Professional – Individual Exchange(s) (Level II) |
$130.10 per exchange |
$134.50 per exchange |
Required if classified as a professional trader |
Note: Market data rates are determined by the exchanges and may change without notice.
*The Level I Top-of-Book Bundle is provided by Topstep Brokerage for free during an account’s first two calendar months.
After this period, the Level I Top-of-Book Bundle is provided by Topstep Brokerage for free to qualified accounts. To qualify for this free offer, you must have accumulated a minimum of $5 in commission fees during the previous month.
Professional vs. Non-Professional Classification
Market data providers classify traders as professional or non-professional based on regulatory and industry criteria.
- Non-Professional: Generally, data provided to individual traders for personal trading only.
- Professional: Includes individuals or entities trading on behalf of others, registered with a regulatory body, or affiliated with a financial institution.
If you are unsure of your classification, contact Topstep Brokerage before subscribing to ensure proper setup and billing.