We'd Love to Hear From You
Have questions about the methodology? Found a bug? Want to suggest a feature? Reach out through any of the channels below.
Frequently Asked Questions
How often is the index updated?
The index is recalculated daily at 6:00 PM New York time, after market close.
Can I use this data for commercial purposes?
Please contact us to discuss commercial licensing and data access options.
How can I access historical data?
Visit the Data page to download historical index values in CSV format.
Is there an API available?
Yes, we use tRPC for type-safe API access. See the Data page for endpoint documentation.