PCAR Open Interest
Paccar Inc (PCAR) had 17.92K open option contracts as of Nov 4, 2026: 10.17K calls and 7.75K puts. Open interest fell 13.8% over the past four weeks. The put/call open interest ratio is 0.76, so calls outnumber puts.
Open Interest by Strike
Showing results for PCAR, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for PCAR, 2026-11-20(m), 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 PCAR, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for PCAR, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for PCAR, all expirations, calls & puts. View full history
PCAR 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 PCAR have?
Paccar had 17.92K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 18.17K contracts.
Is PCAR open interest rising or falling?
Open interest fell 13.8% over the past four weeks. It was 20.79K contracts on Oct 7, 2026. See the PCAR open interest history for a longer view.
What is the PCAR put/call open interest ratio?
The Paccar put/call open interest ratio was 0.76 as of Nov 4, 2026. Four weeks earlier it was 0.83.
What is Paccar Inc?
Paccar is a leading manufacturer of medium- and heavy-duty trucks under the premium nameplates Kenworth and Peterbilt, which are primarily sold in the Americas and Australia, and DAF, which primarily services Europe and South America.