OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

ON $77.00 Call

ON261023C00077000

Latest saved OI1,102Oct 23, 2026
Last change+676vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $77.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,1025510 2026-10-09: 21 OI2026-10-13: 211 OI2026-10-14: 211 OI2026-10-15: 202 OI2026-10-16: 203 OI2026-10-21: 426 OI2026-10-23: 1,102 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,102+676
Oct 21, 2026426+223
Oct 16, 2026203+1
Oct 15, 2026202-9
Oct 14, 20262110
Oct 13, 2026211+190
Oct 09, 202621No prior observation