OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

OPEN $10.00 Put

OPEN1270115P00010000

Latest saved OI886Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OPEN $10.00 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. 3,3461,6730 2026-10-09: 3,346 OI2026-10-13: 889 OI2026-10-14: 889 OI2026-10-15: 889 OI2026-10-16: 889 OI2026-10-21: 889 OI2026-10-23: 886 OI Oct 09, 2026Oct 23, 2026

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

OPEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing886-3
Oct 21, 20268890
Oct 16, 20268890
Oct 15, 20268890
Oct 14, 20268890
Oct 13, 2026889-2,457
Oct 09, 20263,346No prior observation