One ticker's FINRA short interest reports

Authorization

Path parameters

• tickerstringrequired

  Underlying ticker symbol (uppercase, e.g. SPY, AAPL).

Query parameters

• date_startstringdate

  Inclusive start (YYYY-MM-DD). Replaces lookback_days. Max span 1830 days.

• date_endstringdate

  Inclusive end (YYYY-MM-DD). Defaults to today (ET).

• lookback_daysintegerdefault 365min 1 · max 1830

  Calendar days back from date_end.

Responses

• 200

  Short interest reports for {ticker}, oldest first.

• 400

  Request validation failed.

• 401

  Missing or invalid API key.

• 402

  The account's shared Skylit credit balance is lower than this route's cost. Top up to continue. Carries X-Credits-Remaining: 0.

• 403

  Unknown, revoked or expired API key (the gateway's forbidden), the account's API access is suspended (account_suspended) or blocked (account_blocked). Not retryable.

• 404

  Unknown ticker or contract (SYMBOL_NOT_FOUND), or no data for the requested window. Not charged.

• 429

  Either the key exceeded its requests-per-minute limit (X-RateLimit-Limit; no Retry-After, wait until X-RateLimit-Reset), or the account is over one of the API's own limits, such as the query budget (queries running at once, fresh queries per second): TOO_MANY_CONCURRENT_QUERIES or RATE_LIMITED with Retry-After. Not charged; retry after the wait.

• 500

  Unexpected server error (INTERNAL_ERROR, DATABASE_ERROR). Not charged; safe to retry with exponential backoff.

• 503

  Underlying data source temporarily unavailable, the credit balance could not be verified (credit_check_failed), or the API is paused for maintenance (api_paused, with a Retry-After header and a retry_after field in seconds). Not charged; safe to retry.

• 504

  The request did not complete within 25 seconds. Not charged; narrow the window or retry.

Response fields

• dataobject[]required
  Hide 8 fields

  • settlementDatestringdaterequired

    Settlement date the short position is measured at.

  • symbolstringrequired

    FINRA's symbol, without a share-class separator (BRKB for BRK.B).

  • sharesShortintegerrequired

    Shares held short and not yet covered.

  • previousSharesShortintegerrequired

    sharesShort in the previous report.

  • changeintegerrequired

    sharesShort - previousSharesShort.

  • changePctnumber | nulldoublerequired

    Percent change from the previous report.

  • avgDailyVolumeintegerrequired

    FINRA's average daily volume over the period (shares).

  • daysToCovernumber | nulldoublerequired

    sharesShort / avgDailyVolume.

• metarequired