OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

ON $74.00 Put

ON261030P00074000

Latest saved OI1,161Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $74.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,1615800 2026-10-09: 1,145 OI2026-10-13: 1,152 OI2026-10-14: 1,152 OI2026-10-15: 1,156 OI2026-10-16: 1,155 OI2026-10-21: 1,155 OI2026-10-23: 1,161 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, 2026Viewing1,161+6
Oct 21, 20261,1550
Oct 16, 20261,155-1
Oct 15, 20261,156+4
Oct 14, 20261,1520
Oct 13, 20261,152+7
Oct 09, 20261,145No prior observation