LII Open Interest
Lennox International Inc (LII) had 3.09K open option contracts as of Nov 4, 2026: 1.11K calls and 1.98K puts. Open interest rose 66.6% over the past four weeks, and is LII's highest level in 12 weeks. The put/call open interest ratio is 1.79, so puts outnumber calls.
Open Interest by Strike
Showing results for LII, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for LII, 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 LII, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for LII, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for LII, all expirations, calls & puts. View full history
LII 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 LII have?
Lennox International had 3.09K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 2.07K contracts.
Is LII open interest rising or falling?
Open interest rose 66.6% over the past four weeks, and is LII's highest level in 12 weeks. It was 1.85K contracts on Oct 7, 2026. See the LII open interest history for a longer view.
What is the LII put/call open interest ratio?
The Lennox International put/call open interest ratio was 1.79 as of Nov 4, 2026. Four weeks earlier it was 1.11.
What is Lennox International Inc?
Lennox manufactures and distributes heating, ventilating, air conditioning, and refrigeration products for the North American replacement (75% of sales) and new construction (25% of sales) markets.