OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

PR $15.00 Put

PR270115P00015000

Latest saved OI453Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PR $15.00 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. 4532260 2026-10-02: 436 OI2026-10-05: 436 OI2026-10-06: 436 OI2026-10-07: 436 OI2026-10-08: 436 OI2026-10-09: 449 OI2026-10-13: 449 OI2026-10-14: 449 OI2026-10-15: 449 OI2026-10-16: 453 OI2026-10-21: 453 OI2026-10-23: 453 OI Oct 02, 2026Oct 23, 2026

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

PR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4530
Oct 21, 20264530
Oct 16, 2026453+4
Oct 15, 20264490
Oct 14, 20264490
Oct 13, 20264490
Oct 09, 2026449+13
Oct 08, 20264360
Oct 07, 20264360
Oct 06, 20264360
Oct 05, 20264360
Oct 02, 2026436No prior observation