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GET
Volume & OI per Expiry

Authorizations

Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Path Parameters

ticker
string
required

A single ticker

Example:

"AAPL"

Query Parameters

date
string

A trading date in the format of YYYY-MM-DD. This is optional and by default the last trading date.

Example:

"2024-01-18T00:00:00.000Z"

Response

Vol & OI per expiry response

The volume and open interest per expiry.

expires
string

The expiry of an options cycle as an ISO date.

Example:

"2023-09-08T00:00:00.000Z"

oi
integer

The sum of open interest for all contracts.

Example:

451630

volume
integer

The sum of volume for all contracts.

Example:

962332

Last modified on September 29, 2026