longbridge-derivativeslisted

# longbridge-derivatives Options (US / HK) and HK warrants. Underlying-stock quotes belong in `longbridge-quote`. > **Response language**: match the user's input language — Simplified Chinese / Traditional Chinese / English. ## Subcommands > `option` and `warrant` are **parent commands**; each has its own sub-subcommands. Run `longbridge option --help` / `longbridge warrant --help` to see the current sub-subcommand list and their flags. | CLI command | Returns | |---|---| | `longbridge option quote <CONTRACT>... --format json` | Quote(s) for one or more option contracts (OCC symbols). Includes IV, delta, strike, expiry. | | `longbridge option chain <UNDERLYING> --format json` | Available expiry dates for the underlying. | | `longbridge option chain <UNDERLYING> --date YYYY-MM-DD --format json` | Strikes for a specific expiry — each row gives `call_symbol` and `put_symbol` OCC codes. | | `longbridge option volume <UNDERLYING> --format json` | Real-time call / put volume snapshot (use `longbridge option volume daily ...` for historical). | | `longbridge warrant <UNDERLYING> --format json` | Default warrants list for an underlying (HK only). | | `longbridge warrant quote <WARRANT>... --format json` | Quote(s) for HK warrants (leverage, IV, etc.). | | `longbridge warrant issuers --format json` | Directory of HK warrant issuers. | ## OCC option symbol Format: `<TICKER><YYMMDD><C|P><STRIKE×1000, 8 digits>`. Example: `AAPL240119C190000` = AAPL, expires 2024-01-19, Call, strik