For AI agents: a documentation index is available at the root level at /llms.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.

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Excel ActiveX Excel DDE Excel RTD Changelog

Excel ActiveX Excel DDE Excel RTD Changelog

- Introduction
Notes & Limitations
- macOS / Unix Support For Excel RTD
Download TWS or IB Gateway
Download the TWS API
- Introduction
- Uninstall The API
Troubleshooting
Ticker
Topic
Contract
Modifying The Request Code
Sample Spreadsheet Guide
- Underlying Requests

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Contract Combos & Spreads

Futures Spread

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Complex Syntax

Buy 1 VXJ7@CFE + Sell 1 VXK7@CFE:

=RTD("tws.twsrtdserverctrl",,"sym=VIX", "exch=CFE", "cur=USD", "sec=BAG", "cmb=249139906#1#BUY#CFE;252623425#1#SELL#CFE;", "Bid")

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Stock Spread

Multi-Security Spread