OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

PSX $100.00 Put

PSX270115P00100000

Latest saved OI145Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSX $100.00 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. 145720 2026-10-02: 145 OI2026-10-05: 145 OI2026-10-06: 145 OI2026-10-07: 145 OI2026-10-08: 145 OI2026-10-09: 145 OI2026-10-13: 145 OI2026-10-14: 145 OI2026-10-15: 145 OI2026-10-16: 145 OI2026-10-21: 145 OI2026-10-23: 145 OI Oct 02, 2026Oct 23, 2026

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

PSX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1450
Oct 21, 20261450
Oct 16, 20261450
Oct 15, 20261450
Oct 14, 20261450
Oct 13, 20261450
Oct 09, 20261450
Oct 08, 20261450
Oct 07, 20261450
Oct 06, 20261450
Oct 05, 20261450
Oct 02, 2026145No prior observation