TNA open interest by strike
From the closing options book · October 20, 2026 · updated after every close
At the October 20, 2026 close, TNA options within 45 days held 16,176 calls and 21,910 puts in open interest, a put/call ratio of 1.35. The biggest call strike near the money was 55 and the biggest put strike 55.
TNA open interest by strike, within 5% of the close
55 carried 1,545 calls and 55 carried 2,543 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 TNA pages.
These are the October 20, 2026 closing numbers. Members see TNA's map move live all session.
Common questions
16,176 calls and 21,910 puts within 45 days at the October 20, 2026 close.
55 near the money, with 1,545 contracts.
55 near the money, with 2,543 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.