ONON open interest by strike
From the closing options book · October 20, 2026 · updated after every close
At the October 20, 2026 close, ONON options within 45 days held 40,972 calls and 21,401 puts in open interest, a put/call ratio of 0.52. The biggest call strike near the money was 35 and the biggest put strike 35.
ONON open interest by strike, within 5% of the close
35 carried 3,399 calls and 35 carried 2,803 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 ONON pages.
These are the October 20, 2026 closing numbers. Members see ONON's map move live all session.
Common questions
40,972 calls and 21,401 puts within 45 days at the October 20, 2026 close.
35 near the money, with 3,399 contracts.
35 near the money, with 2,803 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.