MT Open Interest
ArcelorMittal (MT) had 69.44K open option contracts as of Nov 4, 2026: 37.24K calls and 32.2K puts. Open interest rose 17.8% over the past four weeks, and is MT's highest level in 12 weeks. The put/call open interest ratio is 0.86, so calls outnumber puts.
Open Interest by Strike
Showing results for MT, 2026-11-06(w), calls & puts
Open Interest Stats
Showing results for MT, 2026-11-06(w), 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 MT, 2026-11-06(w), calls & puts
Open Interest Total by Expiry
Showing results for MT, 2026-11-06(w), calls & puts. View all expiries
MT 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 MT have?
ArcelorMittal had 69.44K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 64.12K contracts.
Is MT open interest rising or falling?
Open interest rose 17.8% over the past four weeks, and is MT's highest level in 12 weeks. It was 58.94K contracts on Oct 7, 2026. See the MT open interest history for a longer view.
What is the MT put/call open interest ratio?
The ArcelorMittal put/call open interest ratio was 0.86 as of Nov 4, 2026. Four weeks earlier it was 0.91.
What is ArcelorMittal?
ArcelorMittal SA is an integrated steel and mining company.