Institutional Ownership

Retrieve institutional ownership data for a specific security showing which institutions hold positions and their stake percentages. Useful for identifying smart money positioning.

Use Case: Compare institutional ownership percentage across growth stocks to gauge professional investor confidence.

GET /v1/institutional/ownership

Get Institutional Ownership

cURL

curl --request GET \
  --url https://api.aries.com/v1/institutional/ownership \
  --header 'Authorization: Bearer <token>'

200

default

{ "data": [ { "symbol": "TSLA", "cusip": "023135106", "name": "Worth Asset Management, LLC", "share": 1743, "change": -57, "value": 197000, "putCall": "" } ] }

Authorizations

Authorization · string · header · required

OAuth2 Bearer token: obtain an access token from the token endpoint and send it in the Authorization header.

Query Parameters

cusip · string · required

CUSIP security identifier for the security you want institutional ownership for.

Example:

"023135106"

from · string<date> · required

Start date in YYYY-MM-DD format. Enter the first date to include in the research window.

Example:

"2024-01-01"

to · string<date> · required

End date in YYYY-MM-DD format. Enter the last date to include in the research window.

Example:

"2024-12-31"

symbol · string

Optional stock ticker symbol filter, such as AAPL. Use it to narrow results to one company.

Example:

"TSLA"

Response

200

application/json

Institutional ownership data.

data · object[]

List of institutional ownership records for a security

Show child attributes