Supported Brokers

Finterion integrates with the following stock and options brokers. Each broker offers different features, assets, and API capabilities.

US Stock Brokers

TradeStation

TradeStation is a professional-grade trading platform with powerful charting and analysis tools.

Supported Features:

• ✅ Stocks and ETFs
• ✅ Options
• ✅ Futures
• ✅ Market, Limit, Stop orders
• ❌ Fractional shares

API Capabilities:

• Real-time data streaming
• Order management
• Account information
• Position tracking

Connect TradeStation →

Interactive Brokers

Interactive Brokers offers access to global markets with competitive pricing.

Supported Features:

• ✅ Stocks and ETFs
• ✅ Options
• ✅ Futures
• ✅ Forex
• ✅ Fractional shares

API Capabilities:

• TWS API and Web API
• Real-time data
• Order management
• Margin information

Connect Interactive Brokers →

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Robinhood

Robinhood offers commission-free trading with a user-friendly mobile app.

Supported Features:

• ✅ Stocks and ETFs
• ✅ Options
• ✅ Crypto
• ✅ Fractional shares
• ❌ Futures

API Capabilities:

• Order management
• Account information
• Position tracking

Connect Robinhood →

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Tradier

Tradier provides a brokerage API designed for developers and fintech applications.

Supported Features:

• ✅ Stocks and ETFs
• ✅ Options
• ✅ Market, Limit, Stop orders
• ❌ Fractional shares

API Capabilities:

• REST API
• Streaming quotes
• Order management
• Account data

Connect Tradier →

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Webull

Webull offers commission-free trading with extended hours access.

Supported Features:

• ✅ Stocks and ETFs
• ✅ Options
• ✅ Crypto
• ✅ Extended hours trading
• ❌ Fractional shares

Connect Webull →

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E*TRADE

E*TRADE is a full-service broker with research tools and retirement accounts.

Supported Features:

• ✅ Stocks and ETFs
• ✅ Options
• ✅ Futures
• ✅ Bonds
• ❌ Fractional shares

Connect E*TRADE →

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Tastytrade

Tastytrade specializes in options trading with competitive pricing.

Supported Features:

• ✅ Stocks and ETFs
• ✅ Options
• ✅ Futures
• ❌ Crypto
• ❌ Fractional shares

Connect Tastytrade →

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Comparison Table

Broker	Stocks	Options	Crypto	Fractional	Commission
Alpaca	✅	❌	✅	✅	$0
Interactive Brokers	✅	✅	❌	✅	$0.005/share
TradeStation	✅	✅	❌	❌	$0
Robinhood	✅	✅	✅	✅	$0
Tradier	✅	✅	❌	❌	$0
Webull	✅	✅	✅	❌	$0
E*TRADE	✅	✅	❌	❌	$0
Tastytrade	✅	✅	❌	❌	$0

Connecting Your Broker

To connect a broker:

1. Log in to your Finterion dashboard
2. Go to Settings → Connections
3. Click Add Connection
4. Select your broker
5. Follow the authentication flow
6. Grant necessary permissions

API Permissions

When connecting, we request minimal permissions:

Permission	Purpose	Required
Read Account	View balances and positions	✅ Yes
Place Orders	Execute trades	✅ Yes
Read Orders	Track order status	✅ Yes
Withdraw Funds	Transfer money	❌ Never

Need a Different Broker?

Don't see your broker? Contact us to request an integration.