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

{
  "holdings": [
    {
      "symbol": "IFRX",
      "cusip": "N44821101",
      "name": "INFLARX NV",
      "share": 0,
      "change": -73860,
      "value": 0,
      "putCall": ""
    }
  ]
}