OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CE $30.00 Put

CE270115P00030000

Latest saved OI1,866Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CE $30.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,8669330 2026-10-02: 1,862 OI2026-10-05: 1,862 OI2026-10-06: 1,862 OI2026-10-07: 1,862 OI2026-10-08: 1,862 OI2026-10-09: 1,862 OI2026-10-13: 1,862 OI2026-10-14: 1,862 OI2026-10-16: 1,861 OI2026-10-20: 1,865 OI2026-10-23: 1,866 OI Oct 02, 2026Oct 23, 2026

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

CE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,866+1
Oct 20, 20261,865+4
Oct 16, 20261,861-1
Oct 14, 20261,8620
Oct 13, 20261,8620
Oct 09, 20261,8620
Oct 08, 20261,8620
Oct 07, 20261,8620
Oct 06, 20261,8620
Oct 05, 20261,8620
Oct 02, 20261,862No prior observation