COF Open Interest
Capital One Financial (COF) had 147.15K open option contracts as of Nov 4, 2026: 73.44K calls and 73.71K puts. Open interest was little changed over the past four weeks. The put/call open interest ratio is 1.00, so calls and puts are about even.
Open Interest by Strike
Showing results for COF, 2026-11-06(w), calls & puts
Open Interest Stats
Showing results for COF, 2026-11-06(w), calls & puts
| Call Open Interest Total | |
|---|---|
| Put Open Interest Total | |
| Open Interest Total | |
| Put-Call Open Interest Ratio |
Highest Open Interest Options
Showing results for COF, 2026-11-06(w), calls & puts
Open Interest Total by Expiry
Showing results for COF, 2026-11-06(w), calls & puts. View all expiries
Open Interest History
Showing daily totals for COF, all expirations, calls & puts. View full history
COF 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 COF have?
Capital One Financial had 147.15K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 142.96K contracts.
Is COF open interest rising or falling?
Open interest was little changed over the past four weeks. It was 148.45K contracts on Oct 7, 2026. See the COF open interest history for a longer view.
What is the COF put/call open interest ratio?
The Capital One Financial put/call open interest ratio was 1.00 as of Nov 4, 2026. Four weeks earlier it was 0.75.
What is Capital One Financial?
Capital One Financial is a diversified financial services holding company headquartered in McLean, Virginia.