1
Search for an underlying
NSE indices and F&O stocks
2
Download option chain CSV from NSE
Opens NSE website — select expiry date before downloading
⚠️ Important — follow these steps on the NSE page:
- The NSE option chain page will open in a new tab
- Select an expiry date from the dropdown at the top of the table
- Click the CSV download icon (top right of the table)
- The file will download with the expiry date in the filename
- Come back here and upload the file in Step 3 below
⚠️ If you download without selecting an expiry date first, the file will be rejected and you will need to download again.
3
Upload the downloaded CSV
Expiry date is read automatically from the filename
Click to choose file
Select the NSE CSV from your Downloads folder
Parsing option chain…
Strategy
Legs