NASA open interest by strike
From the closing options book · October 20, 2026 · updated after every close
At the October 20, 2026 close, NASA options within 45 days held 873 calls and 2,464 puts in open interest, a put/call ratio of 2.82. The biggest call strike near the money was 20 and the biggest put strike 20.
NASA open interest by strike, within 5% of the close
20 carried 288 calls and 20 carried 661 puts.
Open interest counts contracts still open after the close; it settles overnight. Large strikes are where dealer hedging is concentrated, which is why open interest feeds the gamma levels and max pain on the other NASA pages.
These are the October 20, 2026 closing numbers. Members see NASA's map move live all session.
Common questions
873 calls and 2,464 puts within 45 days at the October 20, 2026 close.
20 near the money, with 288 contracts.
20 near the money, with 661 contracts.
Compare: open interest by strike on other tickers
Measured from the closing options book and rebuilt after every close. Nothing on this page is live. Levels are where dealer hedging is concentrated, not targets or forecasts. Not investment advice.