ib-option-chain

# IB Option Chain Fetch option chain data from Interactive Brokers for a specific expiration date. ## Prerequisites User must have TWS or IB Gateway running locally with API enabled: - Paper trading: port 7497 - Live trading: port 7496 ## Instructions First, get available expiration dates: ```bash uv run python scripts/options.py SYMBOL --expiries ``` Then fetch the chain for a specific expiry: ```bash uv run python scripts/options.py SYMBOL --expiry YYYYMMDD ``` ## Arguments - `SYMBOL` - Ticker symbol (e.g., AAPL, SPY, TSLA) - `--expiries` - List available expiration dates only - `--expiry YYYYMMDD` - Fetch chain for specific date (IB format: YYYYMMDD, no dashes) - `--port` - IB port (default: 7496 for live trading) ## Output Returns JSON with: - `calls` - Array of call options with strike, bid, ask, lastPrice, volume, openInterest, impliedVolatility - `puts` - Array of put options with same fields - `underlying_price` - Current stock price for reference - `source` - "ibkr" Present data as a table. Highlight high volume strikes and notable IV levels. ## Dependencies - `ib-async` ## Timezone All timestamps and time-based calculations must use the `America/New_York` timezone. All JSON output must include `generated_at` (NY time string) and `data_delay` fields.