NDSN Open Interest
Nordson Corp (NDSN) had 2.97K open option contracts as of Nov 4, 2026: 1.81K calls and 1.16K puts. Open interest fell 15.0% over the past four weeks. The put/call open interest ratio is 0.64, so calls outnumber puts.
Open Interest by Strike
Showing results for NDSN, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for NDSN, 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 NDSN, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for NDSN, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for NDSN, all expirations, calls & puts. View full history
NDSN 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 NDSN have?
Nordson had 2.97K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 3.16K contracts.
Is NDSN open interest rising or falling?
Open interest fell 15.0% over the past four weeks. It was 3.49K contracts on Oct 7, 2026. See the NDSN open interest history for a longer view.
What is the NDSN put/call open interest ratio?
The Nordson put/call open interest ratio was 0.64 as of Nov 4, 2026. Four weeks earlier it was 0.42.
What is Nordson Corp?
Nordson manufactures equipment (including pumps, valves, dispensers, applicators, filters, and pelletizers) used for dispensing adhesives, coatings, sealants, and other materials.