OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

A $120.00 Put

A270115P00120000

Latest saved OI158Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
A $120.00 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. 160800 2026-10-02: 158 OI2026-10-05: 158 OI2026-10-06: 158 OI2026-10-07: 160 OI2026-10-08: 160 OI2026-10-09: 160 OI2026-10-13: 160 OI2026-10-14: 160 OI2026-10-15: 158 OI2026-10-16: 158 OI2026-10-21: 158 OI2026-10-23: 158 OI Oct 02, 2026Oct 23, 2026

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

A contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1580
Oct 21, 20261580
Oct 16, 20261580
Oct 15, 2026158-2
Oct 14, 20261600
Oct 13, 20261600
Oct 09, 20261600
Oct 08, 20261600
Oct 07, 2026160+2
Oct 06, 20261580
Oct 05, 20261580
Oct 02, 2026158No prior observation