Short Availability

Access detailed insights into share availability for short selling. This endpoint offers transparency into the estimated number of shares available to borrow and how that compares to current short interest levels, helping you gauge market supply dynamics.

Available Data Points:

  • Date: Date for the availability data. (YYYY-MM-DD format).
  • Availability Shares: The estimated number of shares available to borrow for short selling, based on market utilization and reported availability.
  • Availability Percentage of Short Interest: The availability shares expressed as a percentage of estimated short interest, indicating how much of the short demand could be covered by borrowable supply.

Try it out! You can test the API with the trial key TEST. Simply include it in your request headers; either here, or add the header "Ortex-Api-Key": "TEST" to your http request.

Trial key restrictions: A list of randomly selected rows will be returned

Get full access! Get a key at app.ortex.com/apis

Path Params
string
required

Exchange symbol (e.g. "nyse", "nasdaq"), MIC code (e.g. "xnys", "xnas") or two character ISO country code (e.g "us", "ca" for ALL country exchanges)

string
required

Ticker symbol

Query Params
string
enum
Defaults to json

Format of the response. Can be "json" or "csv". Default is "json".

Allowed:
date

Starting date for short interest data (defaults to one month ago). Format: YYYY-MM-DD

integer

A page number within the paginated result set.

integer

Number of results to return per page.

date

Ending date for short interest data (defaults to today). Format: YYYY-MM-DD

Headers
string
enum
required
Allowed:
Responses

400

Invalid request parameters

403

Not authorized

404

Data not found

429

Rate limit exceeded

500

Internal server error

Language
Credentials
Header
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Response
Click Try It! to start a request and see the response here! Or choose an example:
application/json
text/csv