SLG Open Interest
SL Green Realty Corp (SLG) had 49.42K open option contracts as of Nov 4, 2026: 24.63K calls and 24.79K puts. Open interest rose 4.1% over the past four weeks. The put/call open interest ratio is 1.01, so calls and puts are about even.
Open Interest by Strike
Showing results for SLG, 2026-11-20(m), calls & puts
Open Interest Stats
Showing results for SLG, 2026-11-20(m), calls & puts
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Highest Open Interest Options
Showing results for SLG, 2026-11-20(m), calls & puts
Open Interest Total by Expiry
Showing results for SLG, 2026-11-20(m), calls & puts. View all expiries
Open Interest History
Showing daily totals for SLG, all expirations, calls & puts. View full history
SLG 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 SLG have?
SL Green Realty had 49.42K open option contracts as of Nov 4, 2026. Over the past 30 days, open interest averaged 48.48K contracts.
Is SLG open interest rising or falling?
Open interest rose 4.1% over the past four weeks. It was 47.48K contracts on Oct 7, 2026. See the SLG open interest history for a longer view.
What is the SLG put/call open interest ratio?
The SL Green Realty put/call open interest ratio was 1.01 as of Nov 4, 2026. Four weeks earlier it was 0.89.
What is SL Green Realty Corp?
SL Green Realty is one of the largest Manhattan property owners and landlords, with interest in around 30.6 million square feet of wholly owned and joint-venture office space.