Index Bars

Retrieve OHLC (Open, High, Low, Close) bar data for multiple market indices in a single request. Returns historical price bars with volume data for batch analysis of index movements.

Use Case: Fetch daily bars for S&P 500, NASDAQ, and Russell 2000 to compare performance trends across major indices over the past month.

GET /v1/indices/bars

Get Index Bars Data

cURL

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

200

{
  "bars": [
    {
      "startDate": "12/22/2025",
      "startTime": "9:30 AM",
      "endDate": "12/22/2025",
      "endTime": "9:31 AM",
      "open": 6860,
      "high": 6865,
      "low": 6858.5,
      "close": 6863.25,
      "volume": 0
    }
  ]
}

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

identifier · string · required

Index identifier. Required.

Example:

"SPX.IND_CBOM"

identifierType · string

Type of identifier

Example:

"Symbol"

startTime · string · required

Start time for the bars (e.g. MM/DD/YYYY HH:MM am/pm). Required.

Example:

"12/22/2025 9:30 am"

endTime · string · required

End time for the bars (e.g. MM/DD/YYYY HH:MM am/pm). Required.

Example:

"12/22/2025 4:00 pm"

precision · enum<string>

Bar precision

Available options: Minutes, Hours, Days

period · integer

Period for the bars

Response

200

application/json

Successful response

bars · object[]

Show child attributes