option_snapshot_open_interest

FreeValueStandardPro

Get the latest open interest snapshot for an option contract.

Code Example

Rust

let oi: Vec<OpenInterestTick> = tdx.option_snapshot_open_interest("SPY", "20241220", "500000", "C").await?;

Python

oi = tdx.option_snapshot_open_interest("SPY", "20241220", "500000", "C")

Go

oi, err := client.OptionSnapshotOpenInterest("SPY", "20241220", "500000", "C")

C++

auto oi = client.option_snapshot_open_interest("SPY", "20241220", "500000", "C");

Parameters

symbolstringrequired

Underlying symbol

expirationstringrequired

Expiration date in YYYYMMDD format

strikestringrequired

Strike price as scaled integer

rightstringrequired

"C" for call, "P" for put

max_dteintoptional

Maximum days to expiration

strike_rangeintoptional

Strike range filter

min_timestringoptional

Minimum time of day as milliseconds from midnight

Response

open_interestint

Current open interest

datestring

Date

Notes

• Open interest is reported once per day, typically reflecting the previous day's settlement.