> For the complete documentation index, see [llms.txt](https://api-documentation.autoshares.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api-documentation.autoshares.dev/rest-api/trading-api/securities.md).

# Securities

- [Get Equity Info by Internal ID](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-securitys-info-by-internal-id.md): Fetch information about a particular equity by providing its internal ID
- [Syntax](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-securitys-info-by-internal-id/securities_getequitybyid.md)
- [Get Equity Info by Ticker](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-securitys-info-by-ticker.md): Fetch information about a particular equity by providing its ticker symbol
- [Syntax](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-securitys-info-by-ticker/securities_getequitybysymbol.md)
- [Get Equity Info by Mask](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-securitys-info-by-mask.md): Fetch information about a particular equity by providing a keyword that will be queried in all equities' symbol, exchange, and description fields.
- [Syntax](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-securitys-info-by-mask/securities_getequitiesbymask.md)
- [Get Filtered Equities](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-filtered-equities.md): Retrieve equities sorted by a particular field and split into multiple pages
- [Syntax](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-filtered-equities/securities_getequities.md)
- [Get Option Info by Internal ID](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-option-info-by-internal-id.md): Fetch information about a particular option by providing its internal ID
- [Syntax](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-option-info-by-internal-id/securities_getoptionbyid.md)
- [Get Option Info by Ticker](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-option-info-by-ticker.md): Fetch information about a particular option by providing its ticker symbol
- [Syntax](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-option-info-by-ticker/securities_getequitybysymbol.md)
- [Get Options Expiration Dates](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-options-expiration-dates.md): Fetch expiration dates of options with a particular underlying security
- [Syntax](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-options-expiration-dates/securities_getoptionsexpirations.md)
- [Get an Option Chain](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-an-option-chain.md)
- [Get Filtered Options](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-filtered-options.md): Retrieve options sorted by a particular field and split into multiple pages
- [Syntax](https://api-documentation.autoshares.dev/rest-api/trading-api/securities/get-filtered-options/securities_getoptions.md)