ITW Open Interest
Illinois Tool Works Inc (ITW) had 13.49K open option contracts as of Nov 4, 2026: 8.56K calls and 4.93K puts. Open interest rose 20.6% over the past four weeks, and is ITW's highest level in 4 weeks. The put/call open interest ratio is 0.58, so calls outnumber puts.
Open Interest by Strike
Showing results for ITW, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for ITW, 2026-11-20(m), calls & puts
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| Put Open Interest Total | |
| Open Interest Total | |
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Highest Open Interest Options
Showing results for ITW, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for ITW, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for ITW, all expirations, calls & puts. View full history
ITW 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 ITW have?
Illinois Tool Works had 13.49K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 11.28K contracts.
Is ITW open interest rising or falling?
Open interest rose 20.6% over the past four weeks, and is ITW's highest level in 4 weeks. It was 11.18K contracts on Oct 7, 2026. See the ITW open interest history for a longer view.
What is the ITW put/call open interest ratio?
The Illinois Tool Works put/call open interest ratio was 0.58 as of Nov 4, 2026. Four weeks earlier it was 0.38.
What is Illinois Tool Works Inc?
Founded in 1912, Illinois Tool Works has become a diversified industrial manufacturer through acquisitions and innovations that follow customer needs.