OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

OKLO $30.00 Put

OKLO270115P00030000

Latest saved OI3,714Oct 23, 2026
Last change-11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $30.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,7251,8620 2026-10-02: 1,854 OI2026-10-05: 1,866 OI2026-10-06: 1,919 OI2026-10-07: 1,928 OI2026-10-08: 1,928 OI2026-10-09: 2,089 OI2026-10-13: 3,649 OI2026-10-14: 3,649 OI2026-10-15: 3,675 OI2026-10-16: 3,673 OI2026-10-21: 3,725 OI2026-10-23: 3,714 OI Oct 02, 2026Oct 23, 2026

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

OKLO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263,714-11
Oct 21, 2026Viewing3,725+52
Oct 16, 20263,673-2
Oct 15, 20263,675+26
Oct 14, 20263,6490
Oct 13, 20263,649+1,560
Oct 09, 20262,089+161
Oct 08, 20261,9280
Oct 07, 20261,928+9
Oct 06, 20261,919+53
Oct 05, 20261,866+12
Oct 02, 20261,854No prior observation