Every strategy is only as good as its data.
Professional-grade options, stocks, indices, and interest rates data. Millisecond latency. Unfiltered trade and quote data. Comprehensive Greeks.
Our Data Products
Every Trade. Every Quote. Real-Time.
Access comprehensive market data through our terminal
All US exchanges, low latency, and developer-friendly APIs.
Stocks Data
Every trade. Every quote. Unfiltered.
Complete tick data from all US stock exchanges. No sampling, no filtering. Real-time streaming with OHLC data, corporate actions, and historical access.
Options Data
Popular All Exchanges. Complex Greeks. Low latency.
Comprehensive options data with 1st, 2nd, and 3rd order Greeks. Trade and quote data with implied volatility calculations. Real-time streaming and historical access.
Indices Data
Every tick. Every move. Real-time.
Real-time tick data for major indices including SPX, VIX, RUT and over 1000 other indices. Price and OHLC data with live streaming capabilities and historical access.
Interest Rates Data
SOFR & Treasuries. 30+ years of history.
Comprehensive interest rates data including SOFR and Federal Treasury rates. Historical data for financial modeling, risk management, and derivatives pricing.
Why ThetaData
Built for Developers. Trusted by Traders.
Millisecond Latency
API-driven architecture eliminates browser bottlenecks. Direct WebSocket connections for real-time data delivery.
Unfiltered Data
Every trade, every quote from all US exchanges. No sampling, no filtering, no data loss. Complete market coverage.
Complete Greeks
1st, 2nd, and 3rd order Greeks for all options. Implied volatility, trade Greeks, and bulk operations for efficiency.
Developer-Friendly
Python and JavaScript SDKs. REST and WebSocket APIs. QuantConnect integration. Comprehensive documentation.
Terminal Application
Local intermediary between you and our cloud. Removes browser security issues and provides consistent API endpoints.
Flat Files Available
Bulk historical data downloads for backtesting. Options and stocks end-of-day data in convenient formats.
Ready to Get Started?
Start with our free tier and upgrade as you grow. No credit card required.