CSX open interest by strike
From the closing options book · October 20, 2026 · updated after every close
At the October 20, 2026 close, CSX options within 45 days held 66,729 calls and 10,185 puts in open interest, a put/call ratio of 0.15. The biggest call strike near the money was 50 and the biggest put strike 50.
CSX open interest by strike, within 5% of the close
50 carried 30,700 calls and 50 carried 4,441 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 CSX pages.
These are the October 20, 2026 closing numbers. Members see CSX's map move live all session.
Common questions
66,729 calls and 10,185 puts within 45 days at the October 20, 2026 close.
50 near the money, with 30,700 contracts.
50 near the money, with 4,441 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.