MGNI Open Interest
Magnite Inc (MGNI) had 80.61K open option contracts as of Nov 4, 2026: 61.01K calls and 19.6K puts. Open interest rose 12.8% over the past four weeks, and is MGNI's highest level in 4 weeks. The put/call open interest ratio is 0.32, so calls outnumber puts.
Open Interest by Strike
Showing results for MGNI, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for MGNI, 2026-11-20(m), calls & puts
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| Put Open Interest Total | |
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Highest Open Interest Options
Showing results for MGNI, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for MGNI, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for MGNI, all expirations, calls & puts. View full history
MGNI 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 MGNI have?
Magnite had 80.61K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 73.07K contracts.
Is MGNI open interest rising or falling?
Open interest rose 12.8% over the past four weeks, and is MGNI's highest level in 4 weeks. It was 71.45K contracts on Oct 7, 2026. See the MGNI open interest history for a longer view.
What is the MGNI put/call open interest ratio?
The Magnite put/call open interest ratio was 0.32 as of Nov 4, 2026. Four weeks earlier it was 0.32.
What is Magnite Inc?
Magnite is a supply-side advertising platform that provides technology and yield management solutions to content publishers, enabling them to monetize their digital advertising inventory.