chart-open-interest-marketdata.ps1

Example invocations

SPY with all expirations:

$chains_spy  = .\chart-open-interest-marketdata.ps1 SPY

SPY with specific expirations:

$chains_spy  = .\chart-open-interest-marketdata.ps1 SPY  '2023-06-30', '2023-07-07', '2023-07-14', '2023-07-21', '2023-07-28', '2023-08-04', '2023-08-18', '2023-09-15'

SPY with expirations up to 90 days:

$chains_spy = .\chart-open-interest-marketdata.ps1 SPY -dte 90

API key

Update the $api_key variable accordingly.

Data source

MarketData.app is being used for the data source:

https://www.marketdata.app/