| Name | Type | Description |
|---|---|---|
| security_id | str | The unique identifier of the security. |
| symbol | str | The ticker symbol of the security. |
| trade_date | date | The date of the reported short volume data in YYYY-MM-DD format. |
| reporting_facility_code | str | The FINRA-assigned facility code identifying which market center or reporting facility reported this short volume. Different facilities may report different short volumes for the same security on the same date. |
| total_volume | int | The total volume of shares traded at this facility. This includes both long and short sales. |
| short_volume | int | The volume of shares sold short at this facility. Short sales represent bearish positions or hedging activity. |
| short_exempt_volume | int | The volume of shares sold short with exemptions (e.g., pre-borrow arrangements, market maker activities). These shorts are legally exempt from certain short sale restrictions. |
| short_volume_ratio | float | The ratio of short volume to total volume at this facility, rounded to 4 decimal places. Ranges from 0.0 to 1.0. A higher ratio indicates more short selling activity relative to overall trading volume. |