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GET/api/1/equity/short-interest-positions/{identifier}

Short Interest Positions API

Returns FINRA bi-monthly short interest data (outstanding short positions, days to cover) for the given ISIN

Defaults

limit=24

Parameters

Required first. Documented defaults are selected — Test Request matches a bare call.

2
identifierstringrequired
path

Security identifier: ISIN, ticker, CUSIP, SEDOL, or WKN (e.g. US0378331005, AAPL)

limitnumberdefault 24
query

Number of settlement periods to return (default 24, max 120)

Default 24

Responses

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Request
curl -X GET \
  'https://api.eulerpool.com/api/1/equity/short-interest-positions/US0378331005?limit=24' \
  -H 'Accept: application/json'
200 Response
[
  {
  "settlementDate": "2026-01-31T00:00:00.000Z",
  "shortShares": 15234000,
  "prevShortShares": 14120000,
  "changeShares": 1114000,
  "changePct": 7.89,
  "avgDailyVolume": 5800000,
  "daysToCover": 2.63
}
]