WDC Open Interest
Western Digital Corp (WDC) had 539.55K open option contracts as of Nov 6, 2026: 259.29K calls and 280.27K puts. Open interest fell 4.1% over the past four weeks. The put/call open interest ratio is 1.08, so puts outnumber calls.
Open Interest by Strike
Showing results for WDC, 2026-11-13(w), calls & puts
Open Interest Stats
Showing results for WDC, 2026-11-13(w), calls & puts
| Call Open Interest Total | |
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| Put Open Interest Total | |
| Open Interest Total | |
| Put-Call Open Interest Ratio |
Highest Open Interest Options
Showing results for WDC, 2026-11-13(w), calls & puts
Open Interest Total by Expiry
Showing results for WDC, 2026-11-13(w), calls & puts. View all expiries
Open Interest History
Showing daily totals for WDC, all expirations, calls & puts. View full history
WDC Open Interest FAQ
What is open interest?
Open interest is the number of option contracts that are open and not yet closed, exercised, or expired. The Options Clearing Corporation calculates it once a day from the previous day's trades, and it is published before the market opens.
How much open interest does WDC have?
Western Digital had 539.55K open option contracts as of Nov 6, 2026. Over the past 30 days, open interest averaged 544.68K contracts.
Is WDC open interest rising or falling?
Open interest fell 4.1% over the past four weeks. It was 562.57K contracts on Oct 9, 2026. See the WDC open interest history for a longer view.
What is the WDC put/call open interest ratio?
The Western Digital put/call open interest ratio was 1.08 as of Nov 6, 2026. Four weeks earlier it was 1.27.
What is Western Digital Corp?
Western Digital is a leading vertically integrated supplier of hard disk drives.