JEF Open Interest
Jefferies Financial Group Inc (JEF) had 36.5K open option contracts as of Nov 4, 2026: 11.89K calls and 24.61K puts. Open interest fell 10.6% over the past four weeks. The put/call open interest ratio is 2.07, so puts outnumber calls.
Open Interest by Strike
Showing results for JEF, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for JEF, 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 JEF, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for JEF, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for JEF, all expirations, calls & puts. View full history
JEF 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 JEF have?
Jefferies Financial had 36.5K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 37.78K contracts.
Is JEF open interest rising or falling?
Open interest fell 10.6% over the past four weeks. It was 40.82K contracts on Oct 7, 2026. See the JEF open interest history for a longer view.
What is the JEF put/call open interest ratio?
The Jefferies Financial put/call open interest ratio was 2.07 as of Nov 4, 2026. Four weeks earlier it was 2.06.
What is Jefferies Financial Group Inc?
Jefferies Financial Group is a full-service investment banking and capital markets firm that was founded in 1962.