ADP Open Interest
Automatic Data Processing (ADP) had 44.09K open option contracts as of Nov 4, 2026: 22.61K calls and 21.48K puts. Open interest rose 9.1% over the past four weeks. The put/call open interest ratio is 0.95, so calls and puts are about even.
Open Interest by Strike
Showing results for ADP, 2026-11-06(w), calls & puts
Open Interest Stats
Showing results for ADP, 2026-11-06(w), calls & puts
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| Put Open Interest Total | |
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Highest Open Interest Options
Showing results for ADP, 2026-11-06(w), calls & puts
Open Interest Total by Expiry
Showing results for ADP, 2026-11-06(w), calls & puts. View all expiries
Open Interest History
Showing daily totals for ADP, all expirations, calls & puts. View full history
ADP 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 ADP have?
Automatic Data Processing had 44.09K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 42.27K contracts.
Is ADP open interest rising or falling?
Open interest rose 9.1% over the past four weeks. It was 40.42K contracts on Oct 7, 2026. See the ADP open interest history for a longer view.
What is the ADP put/call open interest ratio?
The Automatic Data Processing put/call open interest ratio was 0.95 as of Nov 4, 2026. Four weeks earlier it was 1.12.
What is Automatic Data Processing?
ADP is a global, cloud-based human capital management provider offering payroll, compliance, talent management, benefits administration, and retirement services.