FDS Open Interest
Factset Research Systems (FDS) had 12.64K open option contracts as of Nov 4, 2026: 4.63K calls and 8.01K puts. Open interest fell 29.7% over the past four weeks. The put/call open interest ratio is 1.73, so puts outnumber calls.
Open Interest by Strike
Showing results for FDS, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for FDS, 2026-11-20(m), 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 FDS, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for FDS, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for FDS, all expirations, calls & puts. View full history
FDS 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 FDS have?
Factset Research Systems had 12.64K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 14.22K contracts.
Is FDS open interest rising or falling?
Open interest fell 29.7% over the past four weeks. It was 17.99K contracts on Oct 7, 2026. See the FDS open interest history for a longer view.
What is the FDS put/call open interest ratio?
The Factset Research Systems put/call open interest ratio was 1.73 as of Nov 4, 2026. Four weeks earlier it was 1.69.
What is Factset Research Systems?
FactSet provides financial data and portfolio analytics to the global investment community.