Previous Day Option Data

Retrieve previous trading day’s option contract data including open, high, low, close, and volume. Analyze option price movements and trading patterns.

Use Case: Compare yesterday’s call option premium to today’s price for volatility analysis.

GET /v1/options/previous-day

Get Previous Day Option Data

cURL

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

200

{
  "ticker": "O:AAPL251219C00150000",
  "open": 13.5,
  "high": 15.25,
  "low": 13.2,
  "close": 13.75,
  "volume": 25430
}

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

ticker · string · required

OCC option ticker symbol (e.g., O:AAPL251219C00150000)

Response

200

application/json

Successful response

ticker · string

OCC option ticker symbol

open · number

Opening price for the previous trading day

high · number

Highest price reached during the previous trading day

low · number

Lowest price reached during the previous trading day

close · number

Closing price for the previous trading day

volume · number

Total number of contracts traded during the previous trading day

volumeWeighted · number

Volume-weighted average price

timestamp · integer<int64>

Bar timestamp

transactionCount · integer<int64>

Number of transactions