MGA Open Interest
Magna International (MGA) had 12.76K open option contracts as of Nov 4, 2026: 9.24K calls and 3.52K puts. Open interest rose 40.9% over the past four weeks, and is MGA's highest level in 12 weeks. The put/call open interest ratio is 0.38, so calls outnumber puts.
Open Interest by Strike
Showing results for MGA, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for MGA, 2026-11-20(m), calls & puts
| Call Open Interest Total | |
|---|---|
| Put Open Interest Total | |
| Open Interest Total | |
| Put-Call Open Interest Ratio |
Highest Open Interest Options
Showing results for MGA, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for MGA, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for MGA, all expirations, calls & puts. View full history
MGA 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 MGA have?
Magna International had 12.76K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 10.69K contracts.
Is MGA open interest rising or falling?
Open interest rose 40.9% over the past four weeks, and is MGA's highest level in 12 weeks. It was 9.05K contracts on Oct 7, 2026. See the MGA open interest history for a longer view.
What is the MGA put/call open interest ratio?
The Magna International put/call open interest ratio was 0.38 as of Nov 4, 2026. Four weeks earlier it was 0.37.